Brignolia Dumitrescu & Georgescu 1983
Creators: name: Ranasinghe, U. G. S. L.
name: Benjamin, Suresh P.
Publisher: name: Zenodo
Year: 2016
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Oonopidae
Brignolia

description: Key to Brignolia of Sri Lanka
1 Males with median clypeal enlargement extending over the base of chelicerae (Fig. 13 C); palpal bulb with curled dorsal projection forming a complete circle (Fig. 15 A); female postepigastric region with elevated disk (figs. 69, 93 in Platnick et al. 2011)................................................................................. B. parumpunctata
- Males without median clypeal enlargement; dorsal projection on palpal bulb otherwise (if rounded, not a complete circle; female postepigastric region without a elevated disk.......................................................... 2
2 Pars cephalica strongly elevated, pars thoracica sloping steeply (Figs. 7 B, 10B, 14B)............................... 3
- Pars cephalica only slightly elevated, pars thoracica sloping gradually to posterior margin (Figs. 2 B, 4E, 16B).......... 7
3 Posterior carapace margin rounded (Figs. 2 D, 4F, 7D, 14D, 16D)................................................ 4
- Posterior carapace margin squared (Fig. 10 D; fig. 242 in Platnick et al. 2011)..................................... 6
4 Palpal bulb with distinct distal lobe (figs. 199, 204 in Platnick et al. 2011); epigastric region with long scape (Fig. 19 A)............................................................................................... B. trichinalis
- Palpal bulb without distinct distal lobe, epigastric region without scape......................................... 5
5 Palpal bulb with rounded dorsal projection (Fig. 15 C); epigastric region with twisted posterior genitalic tube (Fig. 15 D)................................................................................................ B. ratnapura
- Palpal bulb with blunt-tip and small dorsal projection (Fig. 9 A); epigastric region with wide anteriorly directed triangular projection (Fig. 9 C)...................................................................... B. meemure sp. nov.
6 Posterior margin of carapace with conspicuous, distinctly widened, lateral triangular sclerotizations, palpal bulb dorsally directed, flattened tip; females with broad triangular process in between the epigastric furrow and the posterior spiracular groove (figs. 250, 264 in Platnick et al. 2011)...................................................... B. sinharaja
- Posterior margin of carapace uniform in width, palpal bulb with hammer-shaped tip (Fig. 12 A); females with an anteriorly directed triangle originating from the posterior spiracular groove (Fig. 12 C)....................... B. ondaatjei sp. nov.
7 Males............................................................................................. 8
- Females........................................................................................... 11
8 Palpal bulb with dorsally directed triangular projection anteriorly (Figs. 6 A, 18A; figs. 808–811 in Platnick et al. 2011).. 9
- Palpal bulb without dorsally directed triangular projection anteriorly, but with a distally expanded, blunt-tip (Fig. 3 A).................................................................................................. B. ambigua
9 Triangular projection on base of the endite (Figs. 4 A, C 17A, B), edge of palpal tibia rounded (Figs. 6 A, 18A, B)........ 10 Triangular projection on base of the endite absent, edge of palpal tibia not rounded....................... B. nigripalpis
10 Tip of the palpal bulb square-shaped (Fig. 6 A)............................................ B. carlmulleri sp. nov.
- Tip of the palpal bulb beak-like (Fig. 18 A)................................................... B. shyami sp. nov.
11 Postepigastric region with ridge in between epigastric furrow and posterior spiracular groove (Figs. 3 C–D, 18C–D)..... 12
- Postepigastric region without ridge in between epigastric furrow and posterior spiracular groove.................... 13
12 Dark undulated transverse ridge near the epigastric furrow (tr in Fig. 3 C)................................ B. ambigua
- Lip-like transverse ridge between epigastric furrow and posterior spiracular groove (tr in Figs. 18 C–D).. B. shyami sp. nov.
13 Postepigastric region with anteriorly directed triangular projection (figs. 820–821 in Platnick et al. 2011).... B. nigripalpis
- Postepigastric region without anteriorly directed triangular projection (Fig. 6 B)................... B. carlmulleri sp. nov.
description: Published as part of Ranasinghe, U. G. S. L. & Benjamin, Suresh P., 2016, A review of Sri Lankan Brignolia including the description of four new species (Araneae: Oonopidae), pp. 451-476 in Zootaxa 4144 (4) on page 473, DOI: 10.11646/zootaxa.4144.4.1, http://zenodo.org/record/267497