Plato juberthiei Lopez, 1996

Prete, Pedro H. & Brescovit, Antonio D., 2024, Taxonomic revision of the orb weaving spider genus Plato Coddington, 1986 (Araneae: Theridiosomatidae) with the description of three new species, Zootaxa 5471 (1), pp. 1-32 : 14-18

Plato juberthiei Lopez, 1996

Figures 13 , 23

Plato juberthiei Lopez, 1996: 191 , figs 1–5 (Holotype female and four paratype females from Grotte de La Crique , Cayenne, 27 km southeast from Roura, French Guiana, 1993, C. Juberthie col., should be deposited in the Institut d’Otologie Jean Causse, Moulis, France, not found).

Material examined. FRENCH GUIANA. Cayenne : Roura, Montagnes Kaw (4°33'N, 52°09'W), 2♀, vii.1988, S. Marshall col. ( USNM) .

Diagnosis. Females of P. juberthiei can be recognized by the epigyna with a well-marked transversal groove and support (fig. 13D), large and globose copulatory ducts (fig. 13A, C), and by the oval dorsal plate (fig. 13A).

Description. Male unknown.

Female (USNM). Carapace and legs light brown. Sternum, labium, endites and chelicerae brown. Abdomen grayish, length: 1.74. Total length: 2.4. Carapace length: 0.93. Clypeus height: 0.14. Sternum: 0.48 in length and 0.5 in width. Eyes: AME: 0.09; AME-AME: 0.04; ALE-PLE: contiguous (0.07 each); PME-PME separated by 1 PME (0.08). Legs: I femur 1.09/ patella 0.41/ tibia 0.72/ metatarsus 0.6/ tarsus 0.47/ total 3.29; II 0.92/ 0.4/ 0.65/ 0.5/ 0.42/ 2.89; III 0.62/ 0.32/ 0.45/ 0.4/ 0.35/ 2.14; IV 0.77/ 0.27/ 0.57/ 0.48/ 0.44/ 2.53. Epigynum: dorsal plate clearly visible posteriorly (fig. 13E). Spermathecae well located in the atrium, covered by the dorsal plate (fig. 13A). Abdomen oval.

Variation. 2 females: total length: 2.16–2.4; carapace: 0.93–1; femur I: 1.09–1.11.

Distribution. Known only from Cayenne, French Guiana (fig. 23).

Figures

FIGURE 13. Plato juberthiei, from Cayenne, French Guiana.A, epigynum, dorsal view, illustration; B epigynum, ventral view; C, D, E, epigynum, clarified; C, dorsal view; D, lateral view; E, posterior view.Abbreviations, CD, copulatory ducts. DP, dorsal plate. FD, fertilization ducts. S, spermathecae. Su, epigynal support. TG, transversal groove. Scales: A, B, C, D, E, 0.2.

FIGURE 23. Distribution of records of Plato (South America).