Leroya silva, Honiball Lewis & Dippenaar-Schoeman, 2014

Honiball Lewis, Allet S. & Dippenaar-Schoeman, Ansie S., 2014, Revision of the spider genus Mystaria Simon, 1895 (Araneae: Thomisidae) and the description of a new genus from the Afrotropical region, Zootaxa 3873 (2), pp. 101-144: 136-138

publication ID

http://dx.doi.org/10.11646/zootaxa.3873.2.1

publication LSID

lsid:zoobank.org:pub:AC318953-2804-4BBB-B885-27A8F1DB1EAB

DOI

http://doi.org/10.5281/zenodo.5123018

persistent identifier

http://treatment.plazi.org/id/03D1BD0C-FF80-946B-FF34-EBEAE273EE70

treatment provided by

Felipe

scientific name

Leroya silva
status

sp. n.

Leroya silva   sp. n.

Figs 128–136, 139 View FIGURES 128–132 View FIGURES 133–140 , 143–144 View FIGURES 141–146 , 147 View FIGURES 147–148

Type material: Holotype: ♂, DEMOCRATIC REPUBLIC OF CONGO (DRC): Bas Congo-Region , Mayombe, Luki Forest Reserve [5°37’S, 13°05’E], fogging, 5–10 November 2006, D. De Bakker & J.P. Michiels (MRAC 222238a). GoogleMaps  

Paratypes: DEMOCRATIC REPUBLIC OF CONGO (DRC): 2 ♂, 1 ♀, collected with holotype (MRAC 222238b) GoogleMaps   ; 1 juvenile ♀, 2 ♂ same locality data as holotype (MRAC 220995) GoogleMaps   . RWANDA: Est Province   , 1 ♀, Ibanda   Makera [02°09’S, 30°55’E], October 1993, T. Wagner (ZFMK AR 1320) GoogleMaps   . UGANDA: Masindi Province, 1 ♂, Budongo forest [01°45’N, 31°25’E], 15–25 January 1997, T. Wagner (ZFMK AR 1321). Etymology. “ Silva ” is the Latin word that means forest, and it refers to the habitat where all known individuals were sampled. Noun in apposition GoogleMaps   .

Diagnosis. Body without patterns ( Figs 133, 135 View FIGURES 133–140 ). Differs from L. unicolor   in slightly darker body, shape of copulatory organs and carapace that is wider than long. Epigyne visible as two sclerotised areas ( Figs 136 View FIGURES 133–140 , 143 View FIGURES 141–146 ), in L. unicolor   visible as one large sclerotised area. Male bulb as in Figs 134 View FIGURES 133–140 , 141, 142 View FIGURES 141–146 .

Description. Female. Size, measurements (n = 3). TL: 4.10 (3.89–4.22); CL: 1.98 (1.91–2.04); CW: 2.00 (1.96–2.05); CI: 0.99 (0.97–1.03); CH: 0.99 (0.74–1.11); CLL: 0.20 (0.19–0.23); MOQ-L: 0.37 (0.34–0.37). Colour. Carapace with metallic-shine to copper-brown; eye tubercles copper; abdomen dorsally and ventrally pale brown ( Fig. 135 View FIGURES 133–140 ). Carapace. Slightly wider than long. Clypeus. With numerous thick, long setae on edge. Chelicerae. With short setae ( Fig. 128 View FIGURES 128–132 ). Sternum. SL: 0.85; SW: 0.84; SI: 1.02. Eye s. Eye spots on all eyes or only on LE; ALE and PLE situated on very flatish tubercles; eye measurements: AME–AME: 0.57; ALE–AME: 0.60; AME–AME/AME–ALE: 0.94; PME–PME: 0.72; PLE–PME: 0.68; PME–PME/PME–PLE: 1.07; ALE/AME: 1.07; PLE/PME: 0.94; MOQ-AW/MOQ-PW: 0.97; MOQ-L/MOQ-W: 0.46; Clyp/AME–AME: 0.36. Legs. With trichobothria, tarsal claws with long tufts that extend densely towards claws ( Figs 129–132 View FIGURES 128–132 ); leg formula: I:II:III:IV; leg measurements: leg I—Fe 1.47, Pat 0.57, Tib 1.39, Mt 1.14, Ta 0.81, total 5.38; II—Fe 1.48, Pat 0.46, Tib 1.28, Mt 1.15, Ta 0.80, total 5.17; III—Fe 1.10, Pat 0.38, Tib 0.78, Mt 0.62, Ta 0.51, total 3.40; IV—Fe 1.04, Pat 0.37, Tib 0.81, Mt 0.67, Ta 0.50, total 3.39. Abdomen. With numerous long and shorter setae, spiniform setae scattered in between, all embedded in distinct tubercles; sigillae bigger than other species. AL: 2.12; AW: 2.05; AI: 1.03. Epigyne. Spermathecae and intromittent canals as in Figs. 143, 144 View FIGURES 141–146 .

Male. Size, measurements (n = 3). TL: 3.39 (3.04–3.92); CL: 1.63 (1.42–1.94); CW: 1.68 (1.49–2.00); CI: 0.97 (0.95–0.99); CH: 0.82 (0.68–0.93); CLL: 0.20 (0.15–0.26); MOQ-L: 0.31 (0.28–0.35). Resemble females but differ as follows: Colour. Metallic-shine, copper or blackish-turquoise; abdomen dorsally and ventrally dark brown ( Fig. 133 View FIGURES 133–140 ). Clypeus. As in Fig. 139 View FIGURES 133–140 . Sternum. SL: 0.67 SW: 0.70 SI: 0.96. Eyes. Eye measurements: AME–AME: 0.47; ALE–AME: 0.50; AME–AME/AME–ALE: 0.93; PME–PME: 0.56; PLE–PME: 0.59; PME–PME/PME–PLE: 0.95; ALE/AME: 1.08; PLE/PME: 1.05; MOQ-AW/MOQ-PW: 0.83; MOQ-L/MOQ-W: 0.37; Clyp/AME– AME: 0.41. Legs. Leg formula: II:I:III:IV; leg measurements: leg I—Fe 0.99, Pat 0.28, Tib 1.00, Mt 0.84, Ta 0.54, total 3.65; II—Fe 1.50, Pat 0.41, Tib 1.44, Mt 1.20, Ta 0.77, total 5.32; III—Fe 0.97, Pat 0.29, Tib 0.71, Mt 0.57, Ta 0.45, total 2.98; IV—Fe 0.86, Pat 0.28, Tib 0.72, Mt 0.56, Ta 0.45, total 2.87. Abdomen. AL: 1.75; AW: 1.67; AI: 1.05. Palp. Bulb with slight swelling laterally; tibia with long setae; RTA and VTA long ( Figs 134 View FIGURES 133–140 , 141, 142 View FIGURES 141–146 ).

Natural history. This species lives in the canopy of rainforests. Adults and juveniles were collected from October until January.

Distribution. Democratic Republic of Congo ( DRC), Rwanda, Uganda ( Fig. 147 View FIGURES 147–148 ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Thomisidae

Genus

Leroya