Leioproctus (Colletellus) nitidifuscus Leijs

Leijs, Remko, Dorey, James & Hogendoorn, Katja, 2018, Twenty six new species of Leioproctus (Colletellus): Australian Neopasiphaeinae, all but one with two submarginal cells (Hymenoptera, Colletidae, Leioproctus), ZooKeys 811, pp. 109-168 : 142

Leioproctus (Colletellus) nitidifuscus Leijs sp. n. Figure 22 A–F

Specimens examined.

(6♀): Holotype female, Kalbarri NP (27.8333S; 114.4667E), 14 Aug. 2003, Bickel, D., yellow pan trap, AM, K4473004.

Paratypes 5 females, same locality data as holotype, AM, K447300-03, 05.

Diagnosis.

Entire body smooth and shiny, abdomen brown, terga with transparent posterior margins.

Male unknown.

Description.

female holotype: body length: 4.8 mm; head width: 1.5 mm. Relative head measurements: HW 50, ASD 3.8, AOD 9.5, HL 43, IAD 9.9, LFW 34, OAD 15, OOD 10.5, OW 18, UFW 36, HW/HL 1.2, LFW/UFW 0.9. Relative wing measurements: MSR 1.92, FSR 1.16, SFR 1.09.

Structure: terga anteriorly not depressed; BTP rounded, elongated; BTP/tibial length ratio 0.28; inner hind tibial spur ciliate with circa 20 fine teeth.

Sculpture: scutum smooth, openly punctate without punctures on scutellum; metapostnotum almost entirely smooth, some transverse shallow reticulation medio-anteriorly, horizontal part 3 times as long as vertical; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus smooth, sparse punctures; supraclypeal area smooth without punctures; labrum with row of orange setae; ocellocular area smooth, shiny, some scattered punctures near eye; frons smooth openly to sparsely punctate; scape dull, roughly sculptured with punctures and reticulation.

Coloration: terga anteriorly brown-orange, posterior margins transparent white; scopa white; mandibles brown, orange tip; flagellum dark, apical two segments with orange tint below.

Pubescence: scutum: open, short and some scattered, long; scutellum: almost bare; S2-4 with open medium length branched hairs, S5 with dense fringe of branched hairs.

Flower records.

No data.

Distribution.

Figure 22F.

Etymology.

The specific epithet refers to very smooth and brown integument of large parts of the body of this species.