Syspira barbacoa, Sánchez-Ruiz & Santos & Brescovit & Bonaldo, 2020

Sánchez-Ruiz, Alexander, Santos, Gabriel De Los, Brescovit, Antonio D. & Bonaldo, Alexandre B., 2020, The genus Syspira Simon, 1895 (Araneae: Miturgidae) from Hispaniola, with the description of four new species, Zootaxa 4894 (3), pp. 413-431 : 418-419

Syspira barbacoa species nova

Figures 3D – F , 9 , 10E

Types. Female holotype ( MNHNSD 09.1616 ) from Reserva Científica Loma Barbacoa (18°27'40.79"N – 70°20'21.35"W), 1227 m, Province Peravia, Dominican Republic, 02.X.2011, C. Suriel & G. de los Santos .

Etymology. The specific name is a noun in apposition taken from the type locality.

Diagnosis. Females are distinguished from other Hispaniolan species of the cimitarra group by the slightly straight and close together anterior edges of posterior plates, and by the posterior edges widely separated from each other ( Fig. 3D – E ).

Description. Male: Unknown.

Female (holotype MNHNSD 09.1616): carapace orange with two dark gray paramedian bands, which span from anterior border to posterior border of carapace ( Fig. 10E ). Palp orange, claw with one tooth. Chelicerae and labium red brown. Endites and sternum orange. Abdomen gray with three dorsal white lines and white spots ( Fig. 10E ), ventrally gray. Total length 7.5, carapace length 4.1, width 3.8. Eye diameters: AME 0.14, ALE 0.16, PME 0.19, PLE 0.18. Chelicerae 1.8 long, with 3 promarginal and 2 retromarginal teeth. Leg femur length: I—3.2; II—2.8; III—2.7; IV—3.5. Palp: claw with one tooth ( Fig. 3F ); spination: patella p1; tibia p2-1-0, d1-1-0; tarsus v0- 0-2, p2-1-0, r1-1-0, d1-1-0. Leg spination: I—tibia v2-2-2, p0, r0, d0, metatarsus v2-2-0, p0, r0, d0; II [right]—tibia v1-2-2, p0-1-1, r0, d0, metatarsus v2-2-0, p0, r0, d0; III—tibia v2-2-2, p1-1-0, r1-1-0, d1-1-0, metatarsus v2-2-1, p1-1-1, r1-1-1, d1-2-2; IV—tibia v2-2-2, p1-1-0, r1-1-0, d2-1-0, metatarsus v2-2-2, p1-1-1, r1-1-1, d2-2-2. Epigynum: atrium wider than long, with a long and wide dorsal median plate and atrial lateral dorsal folds; atrial hood not projected ( Fig. 3D ); anterior edges of posterior plates slightly straight and close ( Fig. 3D ), posterior edges separated ( Fig. 3D ); primary spermathecae small; secondary spermathecae small and projected internally; copulatory ducts L-shaped, very long and coiled; fertilization ducts relatively long ( Fig. 3 D–E).

Distribution. Known only from the cloud forest in the northeastern slope of the type locality ( Fig. 9 ).

Figures

FIGURE 3. A–B Syspira alayoni sp. n., female (MNHNSD 09.1624). D–F Syspira barbacoa sp. n., female (MNHNSD 09.1616). A, D Epigynum, ventral view. B, E Epigynum, dorsal view. C, F Left palpal tarsi, prolateral view. Scale bars A–B, D–E = 0.5 mm; C, F = 1 mm.

FIGURE 9. Distribution records of Hispaniolan Syspira species. star Syspira agujas Brescovit, Sánchez-Ruiz & Bonaldo, triangle Syspira alayoni sp. n., circle Syspira cimitarra Brescovit, Sánchez-Ruiz & Bonaldo and Syspira jimmyi Brescovit, Sánchez-Ruiz & Bonaldo, square Syspira medialuna Brescovit, Sánchez-Ruiz & Bonaldo, complex star Syspira armasi sp. n., polygon Syspira bryantae sp. n., cross Syspira barbacoa sp. n., heart Syspira monticola (Bryant) comb. n.

FIGURE 10. Habitus, dorsal view.A–B Syspira armasi sp. n., A female (MNHNSD 09.1630), B male (MNHNSD 09.1629). C Syspira alayoni sp. n., female (MNHNSD 09.1625). D Syspira agujas Brescovit, Sánchez-Ruiz & Bonaldo, male (MNHNSD 09.1632). E Syspira barbacoa sp. n., female (MNHNSD 09.1616). F Syspira bryantae sp. n., female (MNHNSD 09.1617). Scale bars = 1cm.