Hylaeus (Prosopisteron) asperithorax

    

Size
female 4 mm; male 3.5 mm

Identifying Characteristics
A tiny black bee, female with small white face marks, male white to approximately the top of the clypeus.

Distinctive Features
Males always have a black collar, as do many females, but some females have white on the collar. Polished areas behind the scapes of males can be seen with very close inspection. Females have small patches of hair on the sides of the abdomen that are revealed only in oblique lighting.

Flower Visiting Records

Acacia spp.	Daviesia sp.	Goodenia spp.
Hibbertia obtusifolia	Hypericum gramineum	Jacksonia scoparia
Leptospermum spp.	Leucopogon virgatus	Melaleuca sp.
Mirbelia platylobioides	Philotheca salsolifolia	Phyllota phylicoides
Pultenaea spp.	Scaevola ramoisissima	Wahlenbergia spp.

Taxonomy

Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Megachilidae
Genus:	Hylaeus
Subgenus:	Prosopisteron
Species:	asperithorax