Morawitzella nana ( Morawitz, 1880 )

Niu, Ze-Qing, Wu, Yan-Ru & Huang, Da-Wei, 2005, A Taxonomic Study On The Four Genera Of The Subfamily Rophitinae From China (Hymenoptera: Halictidae), Raffles Bulletin of Zoology 53 (1), pp. 47-58 : 51

Morawitzella nana ( Morawitz, 1880)

( Fig. 2 , A-F)

Epimethea nana Morawitz, 1880: 357 .

Panurginus nanus - Dalla-Torre, 1896: 171; Friese, 1901: 29; Popov, 1957: 917-918.

Material examined. – 2 males, China, Inner Mongolia, Ordos, collector and collecting date not recorded .

Redescription. – Male: Body length 3.5–4 mm. Body with yellow integumental markings. Head much wider than long ( Fig. 2 , D). Antennal socket placed on lower half of face, separated from upper clypeal margin by much more than diameter of socket; upper end of subantennal suture directed towards inner margin of antennal socket. Antenna filiform; F2 longer than wide, nearly as long as F3 ( Fig. 2 , E). Frons flattened, without longitudinal ridge medially; frontal carina present. Forewing with 2 submarginal cells ( Fig. 2 , A); the second submarginal cell less than half of the first one; basal vein straight; distal crossveins as strong as the first submarginal crossvein. Scutellum without lateral teeth on posterolateral extremities. Genitalia without lower gonostylus as appendage ( Fig. 2 , F); gonostylus broader, partly or not separated from gonocoxite; volsella present. S7 and S8 usually elaborate, large, heavily sclerotized, often separated; S7 furcated apically, covered with short hairs, without distinct dorsal lobe ( Fig. 2 , B); S8 broadly truncate basally, with strong apical process, but the apical process not enlarged at its tip ( Fig. 2 , C).

Female: unknown.

Distribution. – Central Asia ( Michener, 2000); China: Inner Mongolia.

Figures

Fig. 2. Morawitzella nana (Morawitz, 1880): A, male forewing; B, ventral view of male S7; C, ventral view of male S8; D, frontal view of male head; E, lateral view of male antenna; F, dorsal view of male genitalia. (From popov, 1957: Fig. 1.)