Psiloderces pingguo
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Ordo: Araneae
Familia: Psilodercidae
Genus: Psiloderces
Name
Psiloderces pingguo Li & Chang sp. nov. – Wikispecies link – ZooBank link – Pensoft Profile
Types
Holotype: ♂ (IZCAS), Vietnam, Ninh Thuan Province, Nui Chua National Park, 11°43.9830'N, 107°11.1300'E, 102 m, 31.VIII.2015, Q. Zhao, Y. Li & Z. Chen Paratype: 1♀ (IZCAS), same data as holotype.
Etymology
The species name is a noun in apposition derived from the Chinese pinyin “píngguǒ” (apple) and refers to the structure of the bulb which resembles an apple.
Diagnosis
Diagnostic features of the males and females are discussed in the diagnosis of P. cattienensis sp. nov.
Description
Male (Holotype). Total length 1.25; carapace 0.47 long, 0.47 wide; abdomen 0.78 long, 0.47 wide. Carapace round and brown, with trident brown stripes medially and dark brown patches laterally (Fig. 12D). Chelicerae brown, cheliceral promargin with lamina bearing 2 triangular extensions (Fig. 28I). Clypeus dark brown, with bifurcate medial projection (Fig. 12C, D). Endites brown, light brown basally. Labium dark brown, delimiting pair of light brown circular dots. Sternum dark brown. Abdomen elongated, dorsum with complex brown patterns, antero-ventrally dark brown with pair of kidney-shaped patches followed by ovate patch, posterior with light brown vertical lines laterally. Legs uniformly brown; measurements: I–IV missing. Palp (Fig. 13A–D): femur slender, 3 times longer than patella; patella not swollen; tibia 1.5 times shorter than femur; cymbium almost as long and wide as tibia, protrusion darkens distally; bulb pale yellow, wide and cuneate with embolus arising medially; embolus slightly bent, half length of tegulum (Fig. 13B). Female (Paratype). General features and coloration similar to those of male (Fig. 12E, F). Measurements: total length 1.56; carapace 0.47 long, 0.55 wide; abdomen 1.09 long, 0.86 wide. Leg measurements: I–IV missing. Endogyne (Fig. 12A): spermathecae stalked, with globose distal part, globose part almost as wide as stalk, stalks 4 times longer than globose part, spermathecae anteriorly elliptical with a pair of tubular ducts (Fig. 12A).
Distribution
Known only from the type locality (Fig. 30).
Original Description
- Chang, W; Li, S; 2020: Fourteen new species of the spider genus Psiloderces Simon, 1892 from Southeast Asia (Araneae, Psilodercidae) ZooKeys, 902: 61-105. doi
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