taxonID	type	description	language	source
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	description	(Figs. 2 A, B, 3 C, D, 4 A, 5 A, E, I, 6 G – I, 7 A – C, 8 A, E)	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	materials_examined	Type material: Holotype adult male (CW 26.54 mm, CL 18.07 mm, CH 10.16 mm, FW 7.12 mm), Cameroon, Southwest region, Bangem, Bakossi National Park (05 ° 01 ′ 25.5 ′′ N, 09 ° 42 ′ 17.6 ′′ E), 1,253 m asl, 16 March 2017, coll. P. A. Mvogo Ndongo (ZMB Crust. 30325). Paratypes: 5 adult males (CW 24.56 mm, CL 16.73 mm, CH 8.92 mm, FW 6.81 mm; CW 24.46 mm, CL 16.24 mm, CH 8.87 mm, FW 7.51 mm; CW 21.20 mm, CL 14.34 mm, CH 8.65 mm, FW 7.17 mm; CW 20.72 mm, CL 14.55 mm, CH 7.99, FW 6.14 mm; CW 20.05 mm, CL 13.82 mm, CH 7.78 mm, FW 6.00 mm) (IFAS- 010); 2 subadult males (CW 18.60 mm, CL 13.27 mm, CH 7.23 mm, FW 5.42 mm; CW 16.74 mm, CL 12.43 mm, CH 6.51 mm, FW 5.09 mm), Cameroon, Southwest region, Bangem, Bakossi National Park (05 ° 02 ′ 05.5 ′′ N, 09 ° 41 ′ 57.9 ′′ E), 1,248 m asl, 15 March 2017, coll. P. A. Mvogo Ndongo (IFAS- 011).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	diagnosis	Diagnosis: Carapace height greatly exceeding FW (CH / FW 1.43, N = 8), anterior carapace surface with fields of granules, carinae; cervical, urogastric, cardiac, branchial grooves all distinct, shallow (Figs. 2 A, 5 E); carapace branchiostegal wall with distinct vertical (pleural) groove (Figs. 2 B, 5 A). Thoracic sternal sulcus S 2 / S 3 slightly arched (2 B, 5 I). Major cheliped dactylus stout, slightly arched, lined by small teeth, with large tooth in middle; major cheliped propodus inferior margin distinctly concave; pollex with 3 evenly-spaced large teeth (Fig. 3 C). Lower margin of cheliped merus lined by pointed teeth, distal tooth jagged, largest (Figs. 2 B, 6 G, H). Terminal segment (TS) of mandibular palp bilobed, with large distinct anterior lobe (0.4 × TS length) (Fig. 8 A). G 1 TA very long, equal to SS length (TA / SS 1.00) (Figs. 7 A, B); G 2 TA extremely short (TA / SS 0.12) (Fig. 7 C).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	description	Description: Carapace ovoid, height greatly exceeding FW (CH / FW 1.43, N = 8), medium width (CW / FW 3.73, N = 8), surface texture granular; anterior corners of carapace each with field of carinae; cervical, urogastric, cardiac, branchial grooves all distinct, shallow (Figs. 2 A, 5 E). Postfrontal crest clearly defined, lateral ends meeting anterolateral margins at epibranchial teeth (Figs. 2 A, 5 A, E). Exorbital tooth small, low; intermediate, epibranchial teeth small, reduced to granule (Figs. 2 A, 5 A). Anterolateral margin behind epibranchial tooth granular (Figs. 2 A, 5 A). Carapace branchiostegite with longitudinal, vertical sutures dividing wall into suborbital, subhepatic, pterygostomial regions; vertical suture distinct, beginning behind epibranchial tooth (Figs. 2 A, 5 A). Mandibular palp 2 - segmented; terminal segment (TS) bilobed, with large, distinct a`nterior lobe (0.4 × TS length) (Fig. 8 A). Third maxillipeds filling entire buccal cavern, except for transversely oval efferent respiratory openings in superior lateral corners, exopod lacking flagellum, ischium with distinct vertical sulcus (Fig. 8 E). Sternal sulcus S 2 / S 3, slightly arched, completely crossing sternum; S 3 / S 4 incomplete, reduced to 2 small side notches (Figs. 2 B, 5 I); episternal sulci S 4 / E 4, S 5 / E 5, S 6 / E 6 complete, S 7 / E 7 missing (Figs. 2 B, 5 I). Chelipeds of adult male greatly unequal (Figs. 2 A, B, 3 C, D). Fingers slim, elongated, major cheliped dactylus, stout, straight, with large pointed tooth in middle, propodus with large rectangular tooth on proximal part, large tooth distally, fingers enclosing oval interspace when closed (Fig. 3 C). Minor cheliped with occluding margins of fingers lined by row of small teeth enclosing narrow oval interspace when closed (Fig. 3 D). Cheliped carpus with 2 large pointed, unequal teeth, distal tooth broad, proximal tooth smaller (Fig. 6 I). Lower margin of merus of major, minor chelipeds with large jagged blunt rectangular tooth followed by row of small stout teeth (Figs. 2 B, 6 G, H). Walking legs (pereiopods P 2 – P 5) slender, posterior margins of propodi serrated with small pointed teeth, dactyli tapering, each bearing rows of downward-pointing large sharp spines (Figs. 2 A, B). Male pleon large, triangular, sides not indented, bordered by row of setae; telson (A 7) large, with rounded distal margin (Figs. 2 B, 5 I). G 1 TA very long, equal to SS length (TA / SS 1.0), proximal half straight, distal half directed outward ending in short tip, with long setae along ventral margins (Figs. 7 A, B); G 1 SS with long setae along proximal margins (Fig. 7 A, B). G 2 SS base broadened tapering to long thin process that supports G 2; G 2 TA extremely short (TA / SS 0.12), broadened, tip small (Fig. 7 C). Size: A small-size species, adult size range CW 20.1 – 26.5 mm. Color in life: Dorsal carapace and appendages P 2 – P 5 all dark brown; chelipeds (P 1) red except for white tips (Fig. 4 A).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	etymology	Etymology: The species is named for Bangem, the closest town to the type locality in Bakossi National Park. The species epithet is a noun in apposition.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	biology_ecology	Habitat: Buea bangem n. sp. is found in rivers and streams in the Bakossi National Park (NP), Southwest Cameroon (Fig. 4 B). This area covers a surface area of approximately 29,320 ha (293 km 2) that includes submontane and montane zones (between 900 m and 1,800 m asl).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9FFF8FFF2E3969BB99F87C.taxon	description	Nomenclatural statement: A life science identifier (LSID) number was obtained for the new species: urn: lsid: zoobank. org: pub: 399269 F 4 - 4 FA 2 - 4858 - ADE 0 - C 281 CBF 79278.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	description	(Figs. 2 C, D, 3 E, F, 4 C, 5 B, F, J, 6 C, D, K, 7 D – F, 8 B, F)	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	materials_examined	Type material: Holotype, adult male (CW 26.15 mm, CL 17.60 mm, CH 10.26 mm, FW 7.04 mm), Cameroon, Southwest region, Korup National Park (05 ° 0136.2 ” N, 08 ° 52 ′ 18.5 ′′ E), 300 m asl, 12 April 2017, coll. P. A. Mvogo Ndongo (ZMB Crust. 30321). Paratypes: 6 adult males (CW 30 mm, CL 20.16 mm, CH 11.42 mm, FW 8.31 mm; CW 25 mm, CL 17.52 mm, CH 9.83 mm, FW 6.72 mm; CW 23.41 mm, CL 16.54 mm, CH 9.00 mm, FW 6.62 mm; CW 23.52 mm, CL 16.68 mm, CH 8.04 mm, FW 6.66 mm; CW 23.53 mm, CL 16.65 mm, CH 9.10 mm, FW 6.73 mm; CW 23.91 mm, CL 16.86 mm, CH 9.20 mm, FW 6.57 mm; CW 24.39 mm, CL 16.95 mm, CH 9.68 mm, FW 7.35 mm), same data as holotype (ZMB Crust. 30322); 3 subadult males (CW 20.77, CL 14.72, CH 8.47, FW 5.70 mm; CW 21.04 mm, CL 14.77 mm, CH 8.80 mm, FW 6.41 mm; CW 18.26 mm, CL 13.23 mm, CH 6.91 mm, FW 5.60 mm), Southwest region, Korup National Park (05 ° 01 ′ 36.2 ′′ N, 08 ° 52 ′ 18.5 ′′ E; 05 ° 02 ′ 17.6 ′′ N, 08 ° 52 ′ 36.3 ′′ E), 300 m asl, 12 April 2017, coll. P. A. Mvogo Ndongo (IFAS- 007); 2 juvenile males (CW 13.31 mm, CL 9.44 mm, CH 5.10 mm, FW 4.51 mm; CW 10.90 mm, CL 11.11 mm, CH 5.91 mm, FW 3.80 mm); 3 adult females (CW 28.24 mm, CL 19.34 mm, CH 10.34 mm, FW 8.07 mm; CW 24.03 mm, CL 16.38 mm, CH 9.59 mm, FW 7.77 mm; CW 23.49 mm, CL 16.71 mm, CH 9.28 mm, FW 6.95 mm) Southwest region, Korup National Park (05 ° 01 ′ 36.2 ′′ N, 08 ° 52 ′ 18.5 ′′ E; 05 ° 02 ′ 17.6 ′′ N, 08 ° 52 ′ 36.3 ′′ E), 300 m asl, 12 April. 2017, coll. P. A. Mvogo Ndongo (IFAS- 008); 4 subadult females (CW 17.03 mm, CL 12.24 mm, CH 6.56 mm, FW 5.57 mm; CW 15.81 mm, CL 11.67 mm, CH 5.96 mm, FW 4.86 mm; CW 15.58 mm, CL 11.59 mm, CH 5.95 mm, FW 4.86 mm; CW 18.38 mm, CL 12.70 mm, CH 7.06 mm, FW 5.50 mm), Southwest region, Korup National Park (05 ° 01 ′ 36.2 ′′ N, 08 ° 52 ′ 18.5 ′′ E; 05 ° 02 ′ 17.6 ′′ N, 08 ° 52 ′ 36.3 ′′ E), 300 m asl, 12 April 2017, coll. P. A. Mvogo Ndongo (IFAS- 009).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	diagnosis	Diagnosis: Carapace highly arched (CH / FW 1.45, N = 20), anterior carapace surface with fields of granules and carinae; cervical, urogastric, cardiac, branchial grooves all distinct, but shallow (Figs. 2 C, 5 F); carapace branchiostegal wall with distinct vertical (pleural) groove (Figs. 2 C, 5 B). Sternal sulcus S 2 / S 3 completely crossing sternum, slightly arched (Figs. 2 D, 5 J). Major cheliped dactylus stout, arched, lined by small teeth, largest pointed tooth in middle, propodus with large (molar) tricuspid tooth proximally, followed by smaller teeth interspersed by 4 larger teeth (Fig. 3 E). Lower margin of cheliped merus lined by blunt small teeth, distal tooth largest (sharp spine) (Figs. 2 D, 6 C, D). Terminal segment (TS) of mandibular palp bilobed, with small distinct anterior lobe (0.25 × TS length) (Fig. 8 B). G 1 TA extremely long, almost as long as SS (TA / SS 0.98) (Figs. 7 D, E); G 2 TA extremely short (TA / SS 0.20) (Fig. 7 F). Major cheliped propodus inferior margin straight or only slightly indented; pollex with large molar proximally, followed by 4 distinct teeth interspersed by smaller teeth (Fig. 3 E).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	description	Description: Carapace ovoid, high (CH / FW 1.45, N = 20), very wide (CW / FW 3.72, N = 20), surface slightly granular, anterior corners of carapace each with field of carinae; cervical, urogastric, cardiac, branchial grooves all distinct, shallow, intestinal groove faint (Figs. 2 C, 5 F); postfrontal crest distinct, complete, lateral ends meeting anterolateral margins (Figs. 2 C, 5 B, F); exorbital angle low, blunt, intermediate, epibranchial teeth each reduced to small granule (Figs. 5 B); anterolateral margin behind epibranchial tooth granular (Figs. 2 C, 5 B). Carapace branchiostegite with distinct vertical (pleural) groove with longitudinal, vertical suture dividing wall into suborbital, subhepatic, pterygostomial regions, vertical suture beginning on posterior margin of epibranchial tooth (Figs. 2 D, 5 B). Sternal sulcus S 2 / S 3 completely crossing sternum, slightly arched; S 3 / S 4 incomplete, reduced to 2 small side notches (Figs. 2 D, 5 J). Episternal sulci S 4 / E 4, S 5 / E 5, S 6 / E 6 complete, S 7 / E 7 missing (Figs. 2 D, 5 J). Mandibular palp 2 - segmented, terminal segment (TS) bilobed, with small distinct anterior lobe (0.25 × TS length) (Fig. 8 B). Third maxillipeds filling entire buccal cavern, except for transversely oval efferent respiratory openings in superior lateral corners (Fig. 8 F); exopod lacking flagellum; ischium with distinct vertical sulcus (Fig. 8 F). Chelipeds of adult male greatly unequal (Figs. 2 C, D, 3 E, F). Fingers slim, elongated; movable finger (dactylus) arched, with large tooth, enclosing oval interspace when closed (Fig. 3 E); pollex of fixed finger (propodus) with 3 jagged, large teeth proximally, 2 distinct teeth distally interspersed by row of small teeth (Fig. 3 E). Minor cheliped with occluding margins of each finger lined by row of small teeth, enclosing oval interspace when closed (Fig. 3 F). Cheliped carpus with 2 large, unequal teeth, distal tooth bigger than proximal tooth (Figs. 2 C, 6 K). Medial inferior margin of merus of right, left chelipeds identical, both with large tooth onethird from distal margin followed by row of small teeth (Figs. 2 D, 6 C, D). Walking legs (pereiopods P 2 – P 5) moderately slender, posterior margins of propodi serrated with small, blunt teeth, dactyli tapering, each bearing rows of downward-pointing large sharp spines (Figs. 2 C, D). Male pleon triangular, sides not indented, telson (A 7) rounded at distal margin (Figs. 2 D, 5 J). G 1 TA extremely long, almost as long as SS (TA / SS 0.98), tip long (Figs. 7 D, E), G 1 TA proximal half straight, distal half directed outward ending in long tip with long setae along ventral margin (Figs. 7 D, E). G 1 SS slightly longer than TA with long marginal setae (Figs. 7 D, E). G 2 SS robust at base, longer than G 1 SS, reaching middle of G 1 TA; G 2 TA extremely short (TA / SS 0.20), broadened, tip short (Fig. 7 F). Size: A small-size species, adult size range CW 23.4 – 30 mm. Color in life: Dorsal carapace and pereiopods P 1 – P 5 all dark purple / brown (Fig. 4 C).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	etymology	Etymology: The species is named for Mundemba, the closest town to the type locality in Korup National Park, Cameroon. The species epithet is a noun in apposition.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	biology_ecology	Habitat: Buea mundemba n. sp. is found in rivers and streams in Korup National Park in Southwest Cameroon (8 ° 42 ′ N to 9 ° 16 ′ E) that comprises more than 1,260 km 2 of closed canopy lowland primary forest (Fig. 4 D).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9EFF89FCEE3ABBBC4AF890.taxon	description	Nomenclatural statement: A life science identifier (LSID) number was obtained for the new species: urn: lsid: zoobank. org: pub: 399269 F 4 - 4 FA 2 - 4858 - ADE 0 - C 281 CBF 79278.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	description	(Figs. 2 E, F, 3 G, H, 4 E, 5 C, G, K, 6 E, F, J, 7 G – I, 8 C, G)	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	materials_examined	Type material: Holotype adult male (CW 25.80 mm, CL 17.80 mm, CH 10.55 mm, FW 7.41 mm), Cameroon, Littoral region, Mt. Nlonako Ecological Reserve (04 ° 54 ʹ 14.7 ʺ N, 09 ° 58 ʹ 16.4 ʺ E), 1,500 m asl, 25 May 2018, coll. P. A. Mvogo Ndongo (ZMB Crust. 31786). Paratypes: 3 adult males (CW 22.17 mm, CL 15.93 mm, CH 9.09 mm, FW 7.17 mm; CW 22.21 mm, CL 15.82 mm, CH 8.18 mm, FW 6.76 mm; CW 20.91 mm, CL 14.67 mm, CH 7.74 mm, FW 6.29 mm); 2 adult females (CW 30.10 mm, CL 21.78 mm, CH 11.04 mm, FW 8.43 mm; CW 25.12 mm, CL 17.13 mm, CH 9.58 mm, FW 7.17 mm), Littoral region, Mt. Nlonako Ecological Reserve (04 ° 53 ʹ 33.04 ʺ N, 09 ° 59 ʹ 14.0 ʺ E), 900 m asl, 26 May 2018, coll. P. A. Mvogo Ndongo (ZMB Crust. 31787). Other material examined: 2 adult males (CW 23.31 mm, CL 16.44 mm, CH 8.59 mm, FW 7.60 mm; CW 24.00 mm, CL 17.24 mm, CH 9.30 mm, FW 7.30 mm); 3 adult females (CW 27.47 mm, CL 19.21 mm, CH 10.88 mm, FW 8.24 mm; CW 25.67 mm, CL 18.22 mm, CH 9.80 mm, FW 7.87 mm; CW 26.06 mm, CL 18.56 mm, CH 10.12 mm, FW 7.38 mm); subadult male (CW 16.76 mm, CL 12.60 mm, CH 6.39 mm, FW 5.82 mm), Littoral region, Mt. Nlonako Ecological Reserve (04 ° 53 ʹ 33.4 ʺ N, 09 ° 59 ʹ 14.0 ʺ E), 900 m asl, 26 May 2018, coll. P. A. Mvogo Ndongo (IFAS- 012).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	diagnosis	Diagnosis: Carapace medium height (CH / FW 1.28, N = 12), anterior carapace surface completely smooth; cervical, urogastric, cardiac, branchial grooves distinct, very deep (Figs. 2 E, 5 G); postfrontal crest complete, meeting anterolateral margins (Fig. 5 C); vertical (pleural) groove on carapace branchiostegite wall faint or absent; carapace branchiostegite lacking vertical (pleural groove) (Fig. 2 F, 5 C). Sternal sulcus S 2 / S 3 horizontal, completely crossing sternum (Figs. 2 F, 5 K). Major cheliped dactylus stout, relatively straight, lined by small teeth, medium size tooth in middle, pollex of propodus with 3 large teeth proximally, followed by smaller teeth interspersed by 2 distinct teeth (Fig. 3 G). Lower margin of cheliped merus lined by pointed teeth, distal tooth largest (sharp spine) (Figs. 2 F, 6 E, F). Terminal segment (TS) of mandibular palp bilobed, with small but distinct setae-fringed anterior lobe (0.1 × TS length) (Fig. 8 C). G 1 TA broad, long, but not equal to SS length (TA / SS 0.70) (Figs. 7 G, H); G 2 TA extremely short (TA / SS 0.18) (Fig. 7 I).	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	description	Description: Carapace ovoid, medium height (CH / FW 1.28, N = 12), width more than 3 × FW (CW / FW 3.31, N = 12); carapace surface smooth, anterior corners of carapace each with field of carinae; cervical, urogastric, cardiac, branchial grooves distinct, very deep (Figs. 2 E, 5 G); postfrontal crest distinct, complete, lateral ends meeting anterolateral margins (Figs. 2 E, 5 C, G); exorbital angle low, clearly distinct, intermediate, epibranchial teeth each reduced to small granule (Fig. 5 C); anterolateral margin behind epibranchial tooth with small granules (Fig. 5 C). Carapace branchiostegite with longitudinal suture dividing wall into 2 regions, lacking vertical (pleural) groove (Figs. 2 F, 5 C). Margin of sternum with setae; sternal sulcus S 2 / S 3 horizontal, completely crossing sternum; S 3 / S 4 incomplete, reduced to 2 small side notches (Figs. 2 F, 5 K); episternal sulci S 4 / E 4, S 5 / E 5, S 6 / E 6 complete, S 7 / E 7 missing (Figs. 2 F, 5 K). Chelipeds of adult male greatly unequal (Figs. 2 E, F, 3 G, H). Fingers slim, elongated; movable finger (dactylus) stout, straight, lined by small teeth, medium size tooth in middle, pollex of propodus with 3 large teeth proximally, followed by smaller teeth interspersed by 2 distinct teeth (Fig. 3 G). Minor cheliped dentition similar to major cheliped but smaller, enclosing oval interspace when closed (Figs. 3 H). Cheliped carpus with 2 large, unequal teeth, distal tooth largest, proximal tooth smallest (Figs. 6 J). Medial inferior margin of cheliped merus with large distal tooth, lined by small pointed teeth proximally (Figs. 2 F, 6 E, F). Walking legs (pereiopods P 2 – P 5) moderate length (not unusually elongated), posterior margins of propodi lined by small pointed teeth, dactyli tapering, each bearing rows of downward-pointing large sharp spines, tip with long spine (Figs. 2 E, F). Mandibular palp 2 - segmented, terminal segment (TS) bilobed, with short but distinct setae-fringed anterior lobe (0.1 × TS length) (Fig. 8 C). Third maxillipeds filling entire buccal cavern, except for transversely oval efferent respiratory openings in superior lateral corners (Fig. 8 G); ischium with distinct vertical sulcus; third maxilliped exopod either completely lacking flagellum, or with extremely reduced short process (Fig. 8 G). Male pleon triangular, sides not indented, telson (A 7) rounded at distal margin (Figs. 2 F, 5 K). G 1 TA long (TA / SS 0.70), proximal half straight, robust, distal half directed outward tapering evenly to pointed tip, G 1 TA with long setae lining ventral margin (Figs. 7 G, H). G 2 SS robust at base, tapering to long thin rod, reaching middle of G 1 TA. G 2 TA extremely short (TA / SS 0.18), slender (Fig. 7 I). Size: A medium-size species, adult size range CW 20.9 – 30.1 mm. Color in life: Dorsal carapace and appendages all dark brown; P 1, chelipeds dark brown with white fingertips (Fig. 4 E). Type locality: Nlonako Wildlife Reserve, Nkongsamba, Littoral region, Cameroon.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	etymology	Etymology: The new species is named for the Nlonako Wildlife Reserve. The species epithet is a noun in apposition.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	biology_ecology	Habitat: Buea nlonako n. sp. is known only from the Nlonako Wildlife Reserve, which includes Mt. Nlonako, which rises from 400 m asl on its southern side to 1,825 m at its peak (Fig. 4 G). The reserve lies in the Littoral region of Cameroon, which is one of the most threatened tropical rainforest habitats in this part of Africa.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
03B187C4FF9BFF85FF073AD6BC4AFAEE.taxon	description	Nomenclatural statement: A life science identifier (LSID) number was obtained for the new species: urn: lsid: zoobank. org: pub: 399269 F 4 - 4 FA 2 - 4858 - ADE 0 - C 281 CBF 79278.	en	Mvogo Ndongo, Pierre A, von Rintelen, Thomas, Tomedi-Tabi Eyango, Minette, Cumberlidge, Neil (2020): Morphological and molecular analyses reveal three new endemic species of the freshwater crab genus Buea Cumberlidge, Mvogo Ndongo, Clark & amp; Daniels, 2019 (Crustacea: Brachyura: Potamonautidae) from a rainforest biodiversity hotspot in Cameroon, Central Africa. Journal of Crustacean Biology 40 (3): 288-300, DOI: 10.1093/jcbiol/ruaa019, URL: https://doi.org/10.1093/jcbiol/ruaa019
