Leioproctus (Colletellus) altispinosus 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 : 125-126

Leioproctus (Colletellus) altispinosus Leijs sp. n. Figure 10 A–I

Specimens examined.

(28♂): Holotype male, 25 km SW of Tangadee (24.5688S; 118.7636E), 22 Aug. 1984, Houston, T.F. & Hanich, B.P., on Dicrastylis flexuosa , WAM 12368;

Paratypes: 24 males, 24 km NNE of Beyondie (24.7055S; 120.2558E), 17 Aug. 1984, Houston, T.F. & Hanich, B.P., on Calandrinia , WAM 12305-28; male, Tangadee (24.5688S; 118.7636E), 22 Aug. 1984, Houston, T.F. & Hanich, B.P., on Calandrinia , WAM 12330; male, 10 km NNW of Meedo (25.6991S; 114.7175E), 23 Aug. 1980, Howard, C.A. & Houston, T.F., on Calandrinia polyandra , WAM 19839; male, 5 km SSE of Eurardy HS (27.5472S; 114.6247E), 27 Aug. 1999, Houston, T.F., on Calandrinia , WAM 27540.

Diagnosis.

Ocellocular area shiny and openly punctate, metapostnotum coarsely reticulate, S7 lateral lobes very small relative to apodemes and with robust setae.

Female unknown.

Description.

Male holotype: body length: 5.8 mm; head width: 2 mm. Relative head measurements: HW 50, ASD 3.1, AOD 7.6, HL 40, IAD 8.7, LFW 28, OAD 15, OOD 8.8, OW 19, UFW 35, HW/HL 1.2, LFW/UFW 0.8. Relative wing measurements: MSR 1.43, FSR 0.97, SFR 0.89.

Structure: terga anteriorly depressed; BTP rounded; S7: dorsal apical lobe absent, ventral apical lobe small, very robust simple setae present on ventral apical lobe; scape roughened.

Sculpture: scutum closely punctate; metapostnotum dull, roughened; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus shiny, closely punctate; supraclypeal area shiny, closely punctate; ocellocular area smooth openly punctate; frons densely punctate.

Coloration: terga anteriorly black, posterior margins orange, transparent; mandibles brown, orange tip; flagellum dark brown.

Pubescence: scutum: open, medium length, branched; scutellum: open, medium length, branched; metanotum: open, medium length, branched; sterna 5 with row of dense long straight hairs; scape with pubescence.

Remarks.

There is some variation in body size. There are a few exceptionally large males. Several specimens are carrying Strepsiptera .

Flower records.

Calandrinia polyandra , Calandrinia sp. ( Montiaceae ), Dicrastylis flexuosa ( Lamiaceae ).

Distribution.

Figure 10I.

Etymology.

The specific epithet refers to the robust setae on the tip of the ventral apical lobe of male sterna 7. It also is a translation of the name of our linguistic advisor Wiebe Hogendoorn.