Scorpio granulomanus, Al-Saraireh & Yağmur & Afifeh & Amr, 2023

Al-Saraireh, MOhammad, Yağmur, Ersen Aydın, Afifeh, Bassam Abu & Amr, Zuhair, 2023, A new species Of Scorpio frOm JOrdan (ScOrpiOnes: ScOrpiOnidae), Euscorpius 369, pp. 1-17 : 3-14

Scorpio granulomanus sp. n.

(Figures 1–59, Table 1) http: //zOObank. OrG/urn: lsid: zOObank. OrG: act: 9C65CC28-

A91F-4DBA-9749-AF558680CB87

TYPE LOCALITY AND TYPE DEPOSITORY. JOrdan, Dibbeen Forest Reserve , 32°14'38.40"N 35°49'20.90"E, Jerash Governorate, 783 m a. s. l. , AZMM.

TYPE MATERIAL EXAMINED. JOrdan, Dibbeen Forest Reserve, 32°14'46.9"N 35°49'20.00"E, Jerash Governorate, 745 m a. s. l., 2♂ (paratypes), 6 September 2013, leg. Z. Amr ( RSCN); Dibbeen Forest Reserve, 32°14'52.70"N 35°49'23.80"E, Jerash Governorate, 741 m a. s. l., 1♂ 9♀ (paratypes), 22 April 2022, leg. B. Abu Afifeh & M. Al-Saraireh ( JUST); Dibbeen Forest Reserve , 32°14'38.40"N 35°49'20.90"E, Jerash Governorate, 783 m a. s. l., 1♂ (holotype) ( AZMM /Sco-2022:01), 1♀ (paratype) ( AZMM /Sco-2022:02), 1♂ 10♀ (paratypes), 20 May 2022, leg. B. Abu Afifeh & M. Al-Saraireh ( JUST); Dibbeen Forest Reserve , 32°14'52.70"N 35°49'23.80"E, Jerash Governorate, 741 m a. s. l., 2♀ (paratypes), 26 June 2022, leg. B. Abu Afifeh & M. Al-Saraireh ( JUST) .

ETYMOLOGY. The specific epithet refers to a heavily granulated chela manus of this species, the most distinct character for this new species.

DIAGNOSIS. Medium-sized species compared with its congeners. Adults are about 48 mm in length. Coloration: carapace is light reddish brown in males and dark reddish brown in females with reticulations in both seXes. Mesosoma: basically, reddish brown in males and reddish black in females. Venter dark yellow in males and light brown in females. Pedipalp: femur and patella dark yellow, chela reddish yellow in both seXes. Metasoma and legs: Dark yellow in males and light brownish yellow in females. Prosoma: anterior margin of carapace bilobed, carapace finely granulated, the triangular region between the median eyes and the anterior margin is smooth with scattered moderate granules in males, with fine and dense granules laterally and scattered moderate granules anteriorly and posteriorly in females. DorsoeXternal carinae of pedipalp femur distinct with separate granules distally, sometimes with several rows of spaced granules, intercarinal surface smooth with numerous setae, dorsoeXternal surface with numerous rounded and pointed granules of different size, internal surface with some large, pointed granules. Patella with two carinae. Dorsomedian carina distinct with swollen and some fused granules and the ventrointernal carinae are obsolete with few swollen granules, intercarinal surface is smooth with numerous setae. Chela manus densely covered with large rounded and somewhat pointed granules, the posterior margin of the eXternal surface of chela manus bears very large spinoid protrusions. Internal surface of chela manus with small to moderate pointed granules along the dorsal margin. Chela manus flattened and elongated; manus length to chela depth ratio almost the same in both seXes. Chela fingers are relatively long with small pointed gradually

FiGures 5–12: Scorpio granulomanus sp. n., female paratype (5–8) and male holotype (9–12). FiGures 5, 7, 9, 11. Carapace and mesosoma. FiGures 6, 8, 10, 12. CoXal and sternopectinal regions and sternites. FiGures 5-6, 9-10. Under white light. FiGures 7-8, 11-12. Under UV light. Scale bars: 10 mm (5–8) and 10 mm (9–12)

FiGures 13–16: Scorpio granulomanus sp. n., female paratype. FiGures 13, 15. Carapace and tergites I–III. FiGures 14, 16. CoXal and sternopectinal region. FiGures 13–14. Under white light. FiGures 15–16. Under UV light.

FiGures 17–20: Scorpio granulomanus sp. n., male holotype. FiGures 17, 19. Carapace. FiGures 18, 20. CoXal and sternopectinal region. FiGures 17-18. Under white light. FiGures 19-20. Under UV light.

FiGures 21–26: Scorpio granulomanus sp. n., female paratype, metasoma and telson in lateral (21, 24), ventral (22, 25) and dorsal (23, 26) views. FiGures 21–23. Under white light. FiGures 24–26. Under UV light. Scale bar: 10 mm.

FiGures 27–32: Scorpio granulomanus sp. n., male holotype, metasoma and telson in lateral (27, 30), ventral (28, 31) and dorsal (29, 32) views. FiGures 27–29. Under white light. FiGures 30–32. Under UV light. Scale bar: 10 mm.

FiGures 33–38: Scorpio granulomanus sp. n., female paratype, pedipalp segments under white light. Chela ventral (33) and dorsal (33). Pedipalp ventral (35) and dorsal (36). Movable (37) and fiXed (38) fingers dentition. Trichobothrial pattern indicated by green circles. Scale bars: 10 mm (33–34) and 10 mm (35–36).

decreased granules anteriorly. FiXed and movable fingers with 4 or 5 strong accessory denticles. Mesosoma: Tergites I–VI matte, completely covered with fine granules in males; glossy and smooth, at most slightly shagreened laterally in females. Tergite VII finely granular with moderate, pointed granules posteriorly and laterally in males, but smooth anteriorly, granulate posteriorly and laterally in females. Sternites III–VI wrinkled medially, almost smooth laterally in males, smooth and shiny in females with numerous moderate setae on the posterior margins. Sternite VII granular and feebly wrinkled medially; shagreened laterally with four tuberculated carinae with lobated granules; the posterior FiGures 39–44. Scorpio granulomanus sp. n., female paratype, pedipalp segments under UV light. Chela ventral (39) and dorsal (40). Pedipalp ventral (41) and dorsal (42). Movable (43) and fiXed (44) fingers dentition. Scale bar: 10 mm (39–40).

FiGures 45–50: Scorpio granulomanus sp. n., male holotype, pedipalp segments under white light. Chela ventral (45) and dorsal (46). Pedipalp ventral (47) and dorsal (48). Movable (49) and fiXed (50) fingers dentition. Trichobothrial pattern indicated by green circles. Scale bars: 10 mm (45–46) and 10 mm (47–48).

margin bears numerous moderate setae. Metasoma: Segment I with 10 carinae, segment II-IV with 8, and segment V with 5 carinae. Lateral inframedian carinae on segment I indistinct. Ventral submedian and ventrolateral carinae moderate to strong, with moderate rounded granules, size and numbers of granules decrease from segment I toward segment IV, nearly obsolete on segment IV. Ventromedian and ventrolateral carinae strong with spaced large and pointed granules on segment V, pointed granules gradually increase posteriorly on ventrolateral carina of segment V. Telson globular in females and relatively slender in males. Pectinal teeth number 9–12 in males, 8–11 in females. Genital operculum is heart-shaped in females, ovoid in males. TrichobothriotaXy of type C, orthobothriotaXic ( Vachon, 1974), pedipalp chela trichobothrium it placed basally along fiXed finger near ib. Tibial spurs absent. Tarsi armed only with prolateral pedal spurs, tarsi of legs I to IV with 4/7, 6/8, 7/8, 7/8 internal and eXternal spines arranged in series.

DescriptiOn: Based on male holotype (unless otherwise specified). Measurements are in Table 1.

FiGures 51–56: Scorpio granulomanus sp. n., male holotype, pedipalp segments under UV light. Chela ventral (51) and dorsal (52). Pedipalp ventral (53) and dorsal (54). Movable (55) and fiXed (56) fingers dentition. Scale bar: 10 mm (51–52).

COlOratiOn (Figures 1–2). Carapace is light reddish brown with darker reticulations medially. Mesosoma: Tergites I-VI reddish brown with some reticulations medially but dark yellow laterally. Tergite VII reddish brown medially, dark yellow laterally and posteriorly. Sternites pale dark yellow. CoXae and sternum dark yellow. Genital operculum and pectines lustrous yellow. Pedipalp: Femur and patella dark yellow, dorsal carina of patella and granules reddish brown. Chela manus reddish yellow. Metasoma and legs dark yellow. The upper half of eXternal surface of chela manus and basal part of fiXed finger dark yellow, the lower half of eXternal surface of chela manus, the distal part of fiXed finger, and movable finger reddish

FiGures 57–58: Scorpio granulomanus sp. n., right legs I–IV, retrolateral aspect. FiGure 57. Female paratype. FiGure 58. Male holotype.

brown. Ventrointernal surface of chela manus dark yellow to reddish brown. Granules reddish brown or black on apeX. Finger denticles and movable finger condyles black. Metasoma dark yellow, darker in ventral surface. Granules on dorsolateral, ventrolateral, ventral and ventral submedian carinae light reddish brown. Vesicle of telson dark yellow, aculeus reddish yellow at the base and dark reddish brown at the tip. Legs: dark yellow, spinules and condyles red or reddish black. Chelicerae: Chelicera manus dark yellow with brown reticulations, fingers brown, teeth reddish black.

Chelicerae (Figures 17, 19). Cheliceral dentition characteristic for the family of Scorpionidae ( Vachon, 1963) ; subdistal tooth and basal teeth conspicuous rather than on the movable finger. PrOsOma (Figures 17–20). Carapace anterior margin distinctly bilobed. Carapace acarinate, only posteriomedian carina visible, finely granular but triangular region between median eyes and anterior margin smooth with scattered moderate granules. Anterior margin with 13 medium to large setae and a distinct depression. There is a protrusion in the middle of the depression. Median ocular tubercle distinct and located in the center of the carapace. A pair of median eyes and three pairs of lateral eyes eXist. The first two lateral eyes in equal size, and the third slightly reduced. Anteriomedian furrow moderate but posterior median and posterior lateral furrows distinct. 6 moderate setae eXist on the carapace.

MesOsOma (Figures 9–12). Tergites I–VI acarinate, matte, covered with fine granules completely in males. Tergite VII finely granular with moderate, pointed granules posteriorly and laterally; carinae granulate and present only in posterior half of segment, posterior margin of tergites with microsetae and a long seta on seventh tergite at end of each carina. Sternites III–VI wrinkled medially, almost smooth laterally. Sternite VII granular and feebly wrinkled medially; shagreened laterally with four tuberculate carinae with lobated granules; posterior margin bears numerous moderate setae. Genital operculum ovoid. Pectines short. Stigmas linear, angled 45° and conspicuous.

MetasOma and telsOn (Figures 27–32). Segment I with 10, segment II-IV with 8, and segment V with 5 carinae. Lateral inframedian carinae on segment I indistinct. Ventral submedian and ventrolateral carinae moderate to strong, with moderate rounded granules, size and numbers of granules decrease from segment I toward segment IV, nearly obsolete on segment IV. Ventromedian and ventrolateral carinae strong with spaced large and pointed granules on segment V, pointed granules gradually increase posteriorly on ventrolateral carina of segment V. Dorsolateral carinae strong on I–IV with pointed and spaced, small granules; moderate on segment V with spinoid granules. Lateral supramedian carinae moderate with spaced granules on I–IV. Segment V with a row of granules laterally. Intercarinal surfaces on segments I-V covered with fine granules on I–IV, and with moderate granules on segment V. Segments I–V covered moderately with red setae of variable size, denser on ventral surface. Vesicle globular, smooth dorsally, granulated ventrally and laterally; ventral aspect with numerous small, spinoid granules, vesicle with many red macrosetae even on the base of aculeus. Aculeus strongly curved and shorter than vesicle.

Pedipalp (Figures 45–56). DorsoeXternal carinae of pedipalp femur distinct with separate granules distally, sometimes with several rows of spaced granules, intercarinal surface smooth with numerous setae, dorsoeXternal surface with numerous rounded and pointed granules of different sizes, internal surface with some large, pointed granules. Patella with two carinae. Dorsomedian carina distinct with swollen and some fused granules and ventrointernal carinae obsolete with a few swollen granules, intercarinal surface smooth with numerous setae. Chela manus densely covered with large rounded and somewhat pointed granules, the posterior margin of the eXternal surface of chela manus bears very large spinoid protrusions. Internal surface of chela manus with small to moderate pointed granules along dorsal margin. VentroeXternal carina strong with dark rather fused granules, ventrointernal carina smooth. Chela manus flattened and elongated. Intercarinal surface smooth with numerous distinct setae. Chela fingers are relatively long with small pointed gradually decreased granules anteriorly. FiXed and movable fingers with 4 or 5 strong accessory denticles. TrichobothriotaXy of type C; orthobothriotaXic ( Vachon, 1974).

LeGs (Figures 58). tarsi of right legs I to IV with 4/7, 6/8, 7/8, 7/8 internal and eXternal spines arranged in series.

Sexual dimOrphism: Males differed from females as follows: (a) tergites I–VI matte, completely covered with fine granules in males, but glossy and smooth in females; sternites III–VI wrinkled medially in males, but smooth and shining in females; (b) fiXed finger of pedipalp chela in adult females longer than in males; fiXed finger length to chela length ratio 0.37–0.40 with average 0.39 in males (n=7); 0.42–0.43 with average 0.42 in females (n=7); (c) vesicle of telson is more elongated in males than in females; vesicle length to width ratio 1.27–1.40 with average 1.33 in males (n=7), 1.23–1.26 with average 1.24 in females (n=7); (d) genital operculum ovoid in males, but heart-shaped in females. (Figs. 14, 18); (e) pectinal teeth number in males 9–12 (18 combs) (1 comb with 9 teeth, 4 with 10, 12 with 11, 1 with 12), in females 8-11 (44 combs) (1 comb with 8 teeth, 12 with 9, 21 with 10, 10 with 11); average pectinal tooth count per pecten in males is 10.7 (18 combs, n=9), 9.9 in females (44 combs, n=22) (f) tergite VII finely granulate with moderate, pointed granules posteriorly and laterally in males (Fig. 11) but smooth anteriorly, granulate posteriorly and laterally in females (Fig. 7); (G) in general, females are darker in color than males (Fig. 59).