Erythraeus (Zaracarus) tuzicus, Haitlinger & Šundic, 2015

Haitlinger, R. & Šundic, M., 2015, Erythraeus (Zaracarus) tuzicus n. sp. from Montenegro and redescription of Erythraeus (Zaracarus) eleonorae Haitlinger, 1987 (Acari: Prostigmata, Erythraeidae), Acarologia 55 (2), pp. 189-200 : 190-199

publication ID	https://doi.org/ 10.1051/acarologia/20152160
persistent identifier	https://treatment.plazi.org/id/03B1855F-E375-CF12-FEEF-FD5156A4FBF7
treatment provided by	Marcus
scientific name	Erythraeus (Zaracarus) tuzicus
status

Treatment

Genus Erythraeus Latreille, 1806

Erythraeus (Zaracarus) tuzicus n. sp. Figures 1-3 View FIGURE View FIGURE View FIGURE

Diagnosis — The new species belongs to the species group of the subgenus Zaracarus with fnBf 2-2-2, Ta I 110 – 160 and Ti III 220 – 320. Larva with following features: AL with thin bases 188 (176 – 226), Ti III 245 (223 – 311), IP 2286 (2173 – 2802), fD 54 (44 – 58), fV 20 (16 – 22), fnTa I-III 22-20-25 (22 – 24, 19 – 22, 19 – 24) and fn Ti I-III 14-15-13 (14, 15, 13 – 15).

Description based on holotype — Idiosoma with 54 barbed setae (in paratypes 44 – 58). Two pairs of anterolateral eyes on platelets ( Figure 1A View FIGURE ). Scutum smooth, wider than long, its posterior border slightly concave; bearing two slightly barbed setae AL and PL. Setae AL sharply pointed without expanded bases; setae PL distinctly shorter than setae AL. Anterior ASE very short, setulose, placed among pouch-like structures. Posterior PSE about twice longer than ASE, setulose on their distal half; two lines between bases of ASE and PSE ( Figure 1C View FIGURE ).

Ventral surface of idiosoma bearing two setae 1a, two setae 3a and 20 setae behind coxae III (in paratypes 16 – 22); all these setae are slightly barbed. Setae 1b distinctly longer than setae 2b and 3b, all slightly setulose ( Figure 1B View FIGURE ). NDV = 74 (in paratypes 62 – 78). Supracoxal seta elcp present (4 µm).

Gnathosoma with smooth galealae (cs), short posterior hypostomalae (as2) and three or four times longer anterior hypostomalae (as1) ( Figure 1D View FIGURE ). Palpfemur and palpgenu, each with one weakly barbed seta. Palptibia with three slightly barbed setae and bifurcate tibial claw ( Figure 3D View FIGURE ). Palptarsus with 7 nude setae (including eupathidium and solenidion) ( Figure 3E View FIGURE ).

Leg setal formula: Leg I: Ta – 1 ω, 1 6, 2 ζ, 22; Ti – 2 φ, 1 κ, 1z, 14; Ge – 1 σ, 1 κ, 8; Tf – 5; Bf – 2; Tr – 1; Cx 1 ( Figs. 2A View FIGURE , 3A View FIGURE ) (in paratypes normal setae on Ta 22 – 24). Leg II: Ta – 1 ω, 2 ζ, 20; Ti – 2 φ, 15; Ge – 1 κ, 8; Tf – 6; Bf – 2; Tr – 1; Cx – 1 ( Figures 2B View FIGURE , 3B View FIGURE ) (in paratypes Ta 19 – 22, Ti one specimen with 3 φ, Tf in all paratypes with 5 setae). Leg III: Ta – 1 ζ, 25; Ti – 1 φ, 13; Ge – 8; Tf – 5; Bf – 2; Tr – 1; Cx – 1 ( Figures 2 View FIGURE C-3C) (in paratypes Ta 19 – 23, Ti 14 – 15). Legs length: I 710 holotype, 675 – 874 pratypes, II 702, holotype, 696 – 865 paratypes, III 874 holotype, 802 – 1063 paratypes. IP = 2286 holotype, 2173 – 2802 paratypes. Measurements are given in Table 1.

Etymology — The species was named after the place where the holotype was collected.

Type material — The holotype larva was collected by M. Šundi´c from herbaceous plants in Tuzi n. Podgorica, Montenegro (42°21’N, 19°19’E) GoogleMaps , 12 June 2011. Paratypes: 4 larvae from Tuzi, 3 larvae from Nikši´c (42°45’N, 18°35’E) and 4 larvae from Rijeka Crnojevi´ca (42°21’N, 19°01’E). The holotype is deposited in the Museum of Natural History of Podgorica, Montenegro GoogleMaps , one paratype in Biologie zentrum der Oberösterreichischen Landesmuseen, Linz , Austria and 10 paratypes in the Museum of Natural History , Wrocław University of Environmental and Life Sciences, Poland .

Remarks — Erythraeus (Zaracarus) tuzicus n. sp. belongs to the species group with fnBf 2-2-2, Ta I 110-160 and Ti III 220-320. This group includes: E. (Z.) eleonorae Haitlinger, 1987 , E. (Z.) didonae Haitlinger, 2000 , E. (Z.) kurdistaniensis Khanjani and Ueckermann, 2005 , E. (Z.) arminouensis Haitlinger and Łupicki, 2011, E. (Z.) monrealicus Haitlinger, 2012 and additionally E. (Z.) kharrazii Saboori, 2000 (Ta I (105, Ti III 215)( Haitlinger 1987, 2000, 2012, Saboori 2000, Khanjani and Ueckermann 2005, Haitlinger and Łupicki 2011).

It differs from E. (Z.) eleonorae in the shorter L (88 – 112 vs. 132 – 154), W (146 – 165 vs. 192 – 216), AW (47 – 59 vs. 66 – 75), PW (104 – 127 vs. 140 – 167), ISD (46 – 62 vs. 64 – 80), PSE (64 – 80 vs. 84 – 101), GL (134 – 164 vs. 175 – 202), PsGd (62 – 75 vs. 80 – 91), cs (29 – 35 vs. 39 – 48), OD (27 – 37 vs. 39 – 47), PaFe (L) (51 – 79 vs. 95 – 104) and fD (44 – 58 vs. 32 – 38); from E. (Z.) didonae in the shorter AA (15 – 30 vs. 36), longer AL (176 – 226 vs. 150), ASE (32 – 38 vs. 26), fD (44 – 58 vs. 26), fV (16 – 22 vs. 12) and scutum without concave anterior margin vs. scutum with concave anterior margin; from E. (Z.) kurdistaniensis in the shorter PW (104 – 128 vs. 140 – 150), 1b (87 – 101 vs. 118 – 124), 3a (39 – 49 vs. 60 – 63), longer AL (176 – 226 vs. 138 – 150), fD (44 – 58 vs. 38) and fV (16 – 23 vs. 10); from E. (Z.) arminouensis in the shorter 1a (52 – 82 vs. 113 – 115), as1 (35 – 49 vs. 57 – 60), longer the longest dorsal setae (92 – 102 vs. 83 – 85, fD (44 – 58 vs. 36), fV (16 – 23 vs. 10), setae AL without expanded bases vs. setae AL with expanded bases, Ta II (19 – 22 vs. 18) and Ta III (19 – 24 vs. 16); from E. (Z.) monrealicus in the shorter AA (15 – 30 vs. 39), longer the longest dorsal setae (92 – 102 vs. 68 – 74), fnTa I (22 – 24 vs. 19), fbTa II (19 – 22 vs. 17), fD (44 – 58 vs. 36), fV (16 – 23 vs. 12) and from E. (Z.) kharrazii in the longer AL (176 – 220 vs. 110 – 124), leg III (802 – 1063 vs. 777 – 799), IP (2173 – 2802 vs. 2000 – 2086), longer the longest dorsal setae (102 – 105 vs. 66 – 69), fD (44 – 58 vs. 39) and fV (15 – 23 vs. 12).

Erythraeus (Zaracarus) eleonorae Haitlinger, 1987 Figures 4-6 View FIGURE View FIGURE View FIGURE

Holotype of E. (Z.) eleonorae is lost, therefore, patatype larva collected 31 July 1986 in D ˛abki, Poland, is designated as neotype.

Diagnosis — fnBf 2-2-2, AL 210 (200 – 242), Ta I 137 (122 – 154), Ti III 256 (254 – 309), IP 2572 (2470 – 2871), fD 36 (32 – 38), fV 17 (16 – 18).

Re-description based on neotype — Dorsal surface of idiosoma with 36 barbed setae (32 – 38 in paratypes). Two pairs of anterolateral eyes without platelets ( Figure 4A View FIGURE ). Scutum wider than long with two barbed scutalae (AL and PL). Setae AL with expanded bases and sharply pointed, setae PL distinctly shorter than setae AL. Anterior ( ASE) short, setulose, posterior setulose in distal half ( PSE), over twice longer than ASE. Two lines placed laterally to bases of PSE ( Figure 4C View FIGURE ) .

Ventral surface of idiosoma with two sternalae (1a) and two setae 3a; setae 1a longer than setae 3a. 17 setae placed behind coxae III (16 – 18 in paratypes). All setae slightly barbed. Coxae I-III each with one barbed seta ( Figure 4B View FIGURE ). Supracoxal seta elcp present. NDV = 53 (in paratypes 50 – 54).

Gnathosoma with smooth galealae (cs), short posterior hypostomalae (as2) and anterior hypostomalae as1 three-four times longer than hypostomalae as2, both nude ( Figure 4D View FIGURE ). Palpfemur and palpgenu, each with one barbed seta. Palptibia with three serrate setae and bifurcate tibial claw ( Figure 5B View FIGURE ). Palptarsus with 7 nude setae (including solenidion and eupathidium) ( Figure 5A View FIGURE ).

Leg setal formula: Leg I: Ta – 1 ω, 2 ζ, 24; Ti – 2 φ, 1 κ, 14; Ge – 1 σ, 1 κ, 8; Tf — 5; Bf — 2; Tr — 1; Cx — 1 (in paratypes Ta with normal setae 23 – 24, Ti with 14 – 15) ( Figure 6A View FIGURE ). Leg II: Ta 1 ω, 2 ζ, 20; Ti 2 φ, 15; Ge 1 κ, 8, Tf 5: Bf 2; Tr 1; Cx 1 (in paratypes normal setae on Ta II 20 – 22; Ti II 14 – 15) ( Figure 6B View FIGURE ). Leg III: Ta 1 ζ, 22; Ti 1 φ, 16; Ge 8; Tf 5; Bf 2: Tr 1; Cx 1 (in paratypes normal setae on Ta 20 – 24; Ti 15 – 16) ( Figure 6C View FIGURE ). Measurements are given in Table 2.

Material examined — Neotype larva, 31 July 1986, D ˛abki n. Darłowo , Poland . Paratypes: 7 larvae, 5 August 1983, D˛eblin, two larvae, 31 July 1986, D ˛abki n. Darłowo , one larva, 24 August 1986, Szwecja n. Wałcz; all larvae collected by R. Haitlinger. Neotype is deposited in the Museum of Natural History , Wrocław University ( MN- HWU); paratypes in the Museum of Natural History , Wrocław University of Environmental and Life Sciences, Poland .

Remarks — Erythraeus (Zaracarus) eleonorae belongs to the species group with fnBf 2-2-2, Ta I 110 – 160 and Ti III 220 – 320. This group includes: E. (Z.) didonae, E. (Z.) kurdistaniensis , E. (Z.) arminouensis, E. (Z.) monrealicus , E. (Z.) tuzicus n. sp. and additionally E. (Z.) kharrazi i. It differs from E. (Z.) didonae in scutum with anterior and posterior margin not concave vs. scutum with anterior and posterior margin concave, fV 16 – 18 vs. 12, the longer L (132 – 154 vs. 112), W (192 – 216 vs. 160), PW (140 – 167 vs. 126), AL (200 – 241 vs. 150), PL (92 – 102 vs. 76), GL (172 – 202 vs. 156), PsFd (68 – 88 vs. 46) and PsGd (80 – 91 vs. 68), from E. (Z.) kurdistaniensis in fV (16 – 18 vs. 10), the longer L (132 – 154 vs. 106 – 115), W (192 – 216 vs. 166), ISD (64 – 80 vs. 57 – 68), AL (200 – 242 vs. 138 – 140), PL (92 – 102 vs. 81 – 84), PsFd (68 – 88 vs. 42 – 43) and PsGd (80 – 92 vs. 50 – 64); from E. (Z.) arminouensis in the longer AW (62 – 75 vs. 53), PW (140 – 167 vs. 115 – 125), L (132 – 154 vs. 113 – 120), W (192 – 216 vs. 155 – 168), AL (200 – 242 vs. 173 – 176), PL (92 – 102 vs. 80), PSE (84 – 101 vs. 73 – 75), GL (175 – 202 vs. 155 – 167), PsFd (68 – 88 vs. 45 – 48), PsGd (80 – 91 vs. 70 – 73) and shorter 1a (60 – 88 vs. 113 – 115), from E. (Z.) monrealicus in fV (16 – 18 vs. 12), the longer AW (62 – 75 vs. 52 – 58), PW (140 – 167 vs. 120 – 122), L (132 – 154 vs. 74 – 90), AL (200 – 242 vs. 168 – 182), PL (92 – 102 vs. 70), GL (175 – 202 vs. 140 – 156), DS (80 – 100 vs. 60 – 74), PsFd (68 – 88 vs. 46 – 50), PsGd (80 – 91 vs. 62 – 66), ISD (64 – 80 vs. 44 – 52), Ti I (166 – 198 vs. 148 – 162), IP (2470 – 2871 vs. 2210 – 2326), AL with expanded bases vs. AL without expanded bases), Ta I (23 – 24 vs. 19) and Ta II (20 – 22 vs. 17) and from E. (Z.) kharrazii in the longer L (123 – 154 vs. 99-100), W (186 – 216 vs. 154), PW (149 – 167 vs. 115 – 122), ISD (64 – 80 vs. 47), AL (200 – 242 vs. 110 – 124), PL (92 – 102 vs. 58 – 66), GL (172 – 202 vs. 132 – 140), the longest dorsal setae (97 – 100 vs. 66 – 71), PsFd (63 – 88 vs. 36 – 44) and Ti III (254 – 309 vs. 215). Comparison with E. (Z.) tuzicus n. sp. is given in remarks for E. (Z.) tuzicus .