Protoxaea Cockerell & Porter, 1899

Engel, Michael S., 2015, A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae), Journal of Melittology 2015 (52), pp. 1-18 : 4

Genus Protoxaea Cockerell & Porter

( Figs. 1–6 )

Protoxaea Cockerell & Porter, 1899: 410 . Type species: Megacilissa gloriosa Fox, 1893 , by original designation.

DIAGNOSIS: Male without pale maculations on clypeus, labrum, mandible, and antenna ( Fig. 5 ); mandible simple apically; maxillary palpi composed of six palpomeres; metasomal terga brownish black or black, not partly or largely reddish ( Figs. 1–4 ); metasomal tergum VI (male) and tergum V (female) without long, conspicuous tufts of white setae at sides; apical margin of male metasomal sternum VIII entire, convex, not emarginate medially (refer to figures in Hurd & Linsley, 1976); gonobase elongate, not ringlike, much longer than wide, tapering basally; gonostylus partially differentiated from gonocoxae, with setae apically (refer to figures in Hurd & Linsley, 1976); outer lateral apex of volsella with dorsal lobed extension, outer margin from narrow ventral apex to widest point apical from apodeme shallowly concave before mediolateral process, process not protrudent (refer to figures in Hurd & Linsley, 1976); penis valve not elongate, only slightly surpassing gonostylar apices, with prominent ventral subapical ridge with apicolateral setae, not extending to thin lateral process (refer to figures in Hurd & Linsley, 1976).

INCLUDED SPECIES: Protoxaea australis Hurd & Linsley, 1976 ; P. gloriosa ( Fox, 1893) ; and P. micheneri Hurd & Linsley, 1976 . A key to species was provided by Hurd & Linsley (1976).

Figures

Figures 1–6. Photographs of Protoxaea gloriosa (Fox). 1. Dorsal habitus of female. 2. Lateral habitus of female. 3. Dorsal habitus of male. 4. Lateral habitus of male. 5. Facial view of male. 6. Facial view of female.