Leioproctus (Colletellus) claviger 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 : 133-135

Leioproctus (Colletellus) claviger Leijs sp. n. Figure 16 A–N

Specimens examined.

(6♂, 11♀): Holotype female, Dryandra (32.7802S; 116.9675E), 03 Oct. 1982, Howard, C.A. & Houston, T.F., on Orthrosanthus , WAM 12384;

Allotype male, Yanchep National Park (31.5350S; 115.6786E), 13 Sep. 1998, Houston, T.F., on Stypandra glauca , WAM 21486;

Paratypes: 7 females, Dryandra (32.7802S; 116.9675E), 03 Oct. 1982, Howard, C.A. & Houston, T.F., on Orthrosanthus , WAM 12383-90; 2 males, Dryandra (32.7802S; 116.9675E), Sep. 1977, McMillan, R.P., WAM 12391-2; male, Kings Park (31.9580S; 115.8331E), 25 Aug. 1998, Houston, T.F. et al., on Thryptomene saxicola , WAM 18634; 2 females, Green Head (30.0650S; 114.9664E), 02 Sep. 1981, McMillan, R.P., WAM 18635, 19113; male, Dawesville (32.6494S; 115.6392E), 15 May 1980, Creagh, S., WAM 21487; female, Bindoo Hill (28.9161S; 115.1833E), 02 Sep. 1995, Cane, J. & Kervin, L., on Keraudrenia , WAM 32088; Durokoppin Nature Reserve (31.4102S; 117.7675E), 26 Aug. 1988, Hall, G.P., on Baeckea , WAM 12393.

Diagnosis.

Ocellocular area pit-reticulate, frons coarsely pit-reticulate, metapostnotum lineo-reticulate, female BTP pointy, hind tibial spur ciliate, male S7 with narrow club shaped ventral apical lobes.

Description.

Female holotype: body length: 6.3 mm; head width: 2.35 mm. Relative head measurements: HW 50, ASD 2.8, AOD 8.3, HL 37, IAD 11.0, LFW 30, OAD 12, OOD 10.5, OW 15, UFW 35, HW/HL 1.3, LFW/UFW 0.9. Relative wing measurements: MSR 1.60, FSR 1.23, SFR 0.95.

Structure: terga anteriorly little depressed; BTP pointed; BTP/tibial length ratio 0.29; inner hind tibial spur ciliate, circa 20 teeth.

Sculpture: scutum smooth, closely punctate; metapostnotum horizontal part pit-reticulate, vertical part transverse lineo-reticulate, lateral parts lineo-reticulate; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus smooth with shallow microsculpture, openly punctate, ventral margin drawn into plate as wide as diameter of ocelli; supraclypeal area smooth with shallow microsculpture, medially without punctures; labrum smooth, black; ocellocular area pit -reticulate, shallower and more shine towards eye; frons pit-reticulate; scape closely punctate.

Coloration: terga anteriorly black-brown, posterior margins narrow, transparent orange; scopa brown; labrum black mandibles; black with brown tip; scape black; flagellum black.

Pubescence: scutum: very short, open and sparse, long, brown; scutellum: very short, open and sparse, long, brown.

Description.

Male allotype: body length: 5.8 mm; head width: 1.95 mm. Relative head measurements: HW 50, ASD 3.0, AOD 6.0, HL 40, IAD 11.9, LFW 27, OAD 13, OOD 10.9, OW 17, UFW 37, HW/HL 1.2, LFW/UFW 0.7. Relative wing measurements: MSR 1.67, FSR 1.10, SFR 1.03.

Structure: terga anteriorly depressed; BTP pointed; flagellum long, F3-11 longer than wide. S7: dorsal apical lobe absent, ventral apical lobe very narrow, setae absent; scape short.

Sculpture: scutum smooth, irregularly closely punctate; metapostnotum horizontal part pit-reticulate, vertical part transverse lineo-reticulate, lateral parts lineo-reticulate; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus dull, large close punctures; supraclypeal area dull, irregular roughend; ocellocular area pit -reticulate, shallower and more shine towards eye; frons pit-reticulate; scape closely punctate.

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

Pubescence: scutum: medium length, open and sparse, light brown; scutellum: medium length, open and sparse, light brown; scape with long pubescence.

Flower records.

Baeckea sp. ( Myrtacea ), Keraudrenia sp. ( Malvaceae ), Orthrosanthus sp. ( Iridaceae ), Stypandra glauca ( Hemerocallidaceae ), Thryptomene saxicola ( Myrtacea ).

Distribution.

Figure 16F.

Etymology.

The specific epithet refers to the club-shaped apical lobe of the male seventh sterna.