Leioproctus (Colletellus) rubicundus 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 : 147-148

Leioproctus (Colletellus) rubicundus Leijs sp. n. Figures 2A, 26 A–N

Specimens examined.

(2♂, 5♀): Holotype female, Bon Bon Stn (30.7789S; 135.3841E), 26 Oct. 2010, Leijs, R., on Angianthus brachypappus , SAMA 32-033488 AUSBS145-12/RL1630A;

Allotype male, Pernatty Stn, North Tiffin Hill (31.4826S; 137.7454E), 05 Sep. 2016, Leijs, R., on Gunniopsis , SAMA 32-033492, KR4734;

Paratypes 2 females, SAMA 32-033487, 89; BOLD: AUSBS139-12/RL1631; AUSBS144-12/RL1631B same locality data as holotype; 2 females, 1 male, Pernatty Stn, North Tiffin Hill (31.4826S; 137.7454E), 05 Sep. 2016, Leijs, R., on Gunniopsis , SAMA 32-033490,91,93 KR4732,33,35; 1 female, from salt lake, SA, (30.8161S; 134.3042E), P. Hudson.

Diagnosis.

First recurrent vein meeting to the first submarginal cross vein, ocellocular area smooth, without punctures, metapostnotum smooth, shiny, horizontal part shorter than vertical, T2-4 with semi erect hairs on posterior margins, female BTB rounded, inner hind tibial spur pectinate.

Description.

Female holotype: body length: 6.1 mm; head width: 2.1 mm. Relative head measurements: HW 50, ASD 3.0, AOD 8.9, HL 34, IAD 8.6, LFW 33, OAD 15, OOD 9.0, OW 18, UFW 35, HW/HL 1.5, LFW/UFW 0.9. Relative wing measurements: MSR 1.63, FSR 1.72, SFR 0.84.

Structure: terga anteriorly not depressed; BTP rounded; BTP/tibial length ratio 0.21; inner hind tibial spur pectinate with 10 teeth.

Sculpture: scutum smooth with sparse punctures; metapostnotum smooth, shiny, horizontal part shorter than vertical; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus shiny, closely punctate, orange anterior rim; supraclypeal area shiny, closely punctate; ocellocular area smooth, shiny; frons smooth openly to sparsely punctate; scape shiny, sparsely punctate.

Coloration: terga anteriorly orange, laterally brown medially, posteriorly orange, transparent posterior margins, no adpressed hair bands; scopa white; mandibles orange with brown tip; flagellum F1-3 black, F4-10 orange/brown below; scape black.

Pubescence: scutum: dispersed, medium length, branched; scutellum: dispersed, medium length, branched; metanotum: dispersed, medium length, branched; S2-4 hair bands, long, branched.

Description.

Male allotype: body length: 5.5 mm; head width: 1.7 mm. Relative head measurements: HW 50, ASD 2.5, AOD 7.9, HL 38, IAD 9.4, LFW 27, OAD 15, OOD 8.6, OW 17, UFW 33, HW/HL 1.3, LFW/UFW 0.8. Relative wing measurements: MSR 1.72, FSR 1.39, SFR 1.00.

Structure: terga anteriorly not depressed; BTP rounded; flagellum F1-3 black, F 4-11 brown below, shorter than wide.

Sculpture: scutum smooth with almost no punctures; metapostnotum shiny with microsculpture, horizontal part shorter than vertical; T1 lineo-reticulate, T2-3 transverse lineo-reticulate; clypeus shiny, closely punctate; supraclypeal area shiny, closely punctate; ocellocular area smooth, shiny, almost no punctures; frons smooth, openly to closely punctate; scape shiny, sparsely punctate.

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

Pubescence: scutum: white, dispersed, medium length, branched; scutellum: white, dispersed, medium length, branched; S2-4 short dense apical hair bands.

S 7: dorsal apical lobe absent, ventral apical lobe large, branched setae present on apico-medial area of ventral apical lobe.

Remarks.

Three specimens have been DNA barcoded, accessible through the following links:

http://www.boldsystems.org/index.php/Public_RecordView?processid=AUSBS139-12

http://www.boldsystems.org/index.php/Public_RecordView?processid=AUSBS144-12

http://www.boldsystems.org/index.php/Public_RecordView?processid=AUSBS145-12

Flower records.

Angianthus brachypappus ( Asteraceae ), Gunniopsis sp. ( Aizoaceae ).

Distribution.

Figure 26F.

Etymology.

The specific epithet refers to the colour of the female metasoma.