Epicratinus takutu Jocqué & Baert, 2005

Gonçalves, Ricardo Antonio & Brescovit, Antonio Domingos, 2020, Taxonomic review and cladistic analysis of Neotropical spider genus Epicratinus Jocqué & Baert, 2005 (Araneae: Zodariidae) with description of eleven new species, Zootaxa 4886 (1), pp. 1-77 : 53-54

Epicratinus takutu Jocqué & Baert, 2005

Figs 14–15 .

Epicratinus takutu Jocqué & Baert, 2005: 125 , f. 28-32 (Holotype male and paratypes two females from Takutu Montains , 06º15’N, 58º55’W, district of Mazaruni-Potaro, Guiana, 8/XII/1983, P.D. Perkins & W.E. Steiner, deposited in USNM. Paratypes: 2♀: together with holotype, deposited in USNM, not examined).

Additional material examined: BRAZIL, Ceará, Crato , 7º16’40.5”S, 39º27’48.9”W, 1♁, 2009, R. Azeredo ( IBSP 168187 ) ; 1♁ ( IBSP 168188 ) ; 1♀ ( IBSP 168192 ) ; 1♁ ( IBSP 168194 ) ; 2♁, 1♀ ( IBSP 168195 ) ; 2♁ ( IBSP 168199 ) ; 1♀ ( IBSP 168212 ) ; Sergipe, Itabaiana, Bairro Ribeira , 10º46’58.5”S, 37º20’53.6”W, 3 ♁, 2♀, 17/XI/2002, N. Zyngier ( IBSP 36802 ) ; Santa Luzia do Itanhy, Mata do Crasto , 11º24’21.5”S, 37º24’50.9”W , 1♀, 09-13/IX/1999, A.D. Brescovit et al. ( IBSP 44494 ) ; 1♁, 1♀, 1j, ( IBSP 44495 ) ; 1♀ ( IBSP 44497 ) ; 1♁, 1♀ ( IBSP 44502 ) ; 1♁ ( IBSP 44504 ) ; 1♁, 1♀ ( IBSP 44506 ) ; 1♀ ( IBSP 44508 ) .

Diagnosis. Males of Epicratinus takutu resembles those of E. amazonicus by the distal area of RTA back directed retrolaterally, while in E. amazonicus it’s directed forward and prolaterally. Females are similar but have longitudinal oval atrium with conspicuous anterior and lateral borders ( Figs 14 , 15 ).

Description. (See Jocqué & Baert, 2005). Supplementary information: Male (IBSP 168187). Clypeus height: 0.75. Eyes: diameters AME 0.08, ALE 0.1, PME 0.1, PLE 0.13. Interdistances AME-AME 0.06, AME-ALE 0.12, PME-PME 0.1, PME-PLE 0.33, ALE-PLE 0.09.

Female (IBSP 168192). Clypeus height: 0.88. Eyes: diameters AME 0.1, ALE 0.1, PME 0.12, PLE 0.12. Interdistances AME-AME 0.06, AME-ALE 0.16, PME-PME 0.12, PME-PLE 0.45, ALE-PLE 0.1.

Variation. Males (n = 10): total length 5.1‾5.6, carapace 2.32‾2.5, femur I 1.45‾1.6. Females (n = 10): total length 5.89‾6.6, carapace 2.66‾2.75, femur I 1.57‾1.7. Carapace coloration diversify from dark brown for speci-mens from Crato, Ceará to brown of animals from other localities.

Distribution. Guyana (Mazaruni-Potaro) and Brazil (northeast region and north of Espírito Santo) ( Fig. 42 ).

Figures

FIGURE 14. Epicratinus takutu. A. (IBSP 36802) Habitus male, dorsal view. B. Male, ventral view. C. (IBSP 36802) Female, dorsal view. D. Female, ventral view. (Scale = 1 mm).

FIGURE 15. Epicratinus takutu. A. (IBSP 168194) Male palp, dorsal view. B. (IBSP 168194) and C. (IBSP 168187) Ventral view. D. (IBSP 36802) Epigynum, ventral view. E. (IBSP 36802) Vulva. C: Conductor; E: Embolus; St: Subtegulum; T: Tegulum; VTA: ventral tegular apophysis. (Scale in A, B, D, E = 0.2; C = 0.1 mm).

FIGURE 42. Area of occurrence of Epicratinus amazonicus, E. dookan sp. nov., E. petropolitanus, E. pugionifer, E. takutu and E. zangief sp. nov. (clade D).