Anthidiellum (Pycnanthidium) somaliense, Eardley, 2018

Eardley, Connal, 2018, Taxonomic revision of the sub-Saharan Anthidiellum Cockerell (Apoidea: Megachilidae: Anthidiini), Zootaxa 4402 (2), pp. 201-250 : 244

publication ID 10.11646/zootaxa.4402.2.1

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Anthidiellum (Pycnanthidium) somaliense

sp. nov.

Anthidiellum (Pycnanthidium) somaliense View in CoL sp. n.

( Figs 35–36 View FIGURE 35 View FIGURE 36 )

This new species is named for the type locality.

Diagnosis. The female’s unique, mostly yellow vertex and genae separate this species from all the other Afrotropical Anthidiini in which these structures are largely black. ( Fig. 35a–c View FIGURE 35 ). The male is unknown.

Description. Female. Integument of head and mesosoma black with pale yellow maculation on lower face (up to a little above antennal sockets), posterior vertex, most gena, mandible, anterodistal antennal scape, broad lateral scutum margin, axilla, posterior scutellum, mesepisternum below pronotal lobe, most mesepimeron, all legs, T1– T3 anterolaterally (blackish mesally, posterior margin orange), T4–T5 cross-bands (broad posterior margin orange), T6 ( Fig. 35a–c View FIGURE 35 ). Scopa white ( Fig. 35c View FIGURE 35 ). Lengths: face 4.2 mm; scutum 1.5 mm; forewing 4.0 mm; body 5.4 mm. Structure. Head. Epistomal suture flattish dorsolaterally ( Fig. 1b View FIGURE 1 ); lower epistomal suture projection adjacent to opposite inner antennal socket edge ( Fig. 1b View FIGURE 1 ); preoccipital region rounded; scutum gently and evenly convex, punctate laterally; omaulus strongly carinate; fore and middle femora with squamose vestiture posteriorly; hind basitarsus wide (length 1.5x width); propodeum striate dorsolaterally, vertical surface mostly reticulate sculpture.

Male. Unknown.

Distribution ( Fig. 36 View FIGURE 36 ). Anthidiellum somaliense is only known from one female specimen collected in Somalia.

Material examined. Type material. ‘ Somalia Afgoi Lower Shabelli Valley 6–20.III.2977 Mal. Trap, F. Bin, collection RMNH Leiden,’ RMNH.


National Museum of Natural History, Naturalis

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