Pseudosmittia bifurcata (Tokunaga)

Ferrington Jr, Leonard C. & Saether, Ole A., 2011, A revision of the genera Pseudosmittia Edwards, 1932, Allocladius Kieffer, 1913, and Hydrosmittia gen. n. (Diptera: Chironomidae, Orthocladiinae) 2849, Zootaxa 2849 (1), pp. 1-314 : 279-280

Pseudosmittia bifurcata (Tokunaga)

( Fig. 106 G )

Spaniotoma (Smittia) bifurcata Tokunaga, 1936:310 .

Spaniotoma (Orthosmittia) bifurcata (Tokunaga) ; Goetghebuer 1943:110.

Pseudosmittia bifurcata (Tokunaga) ; Saether 2006: 27 .

Pseudosmittia ogasatridecima Sasa et Kikuchi, 1997b: 335 ; Yamamoto, 2004: 89.

Material examined: KIRIBATI: Kiritinati (Christmas Island), Setflewent , 10.25 o S, 105.41 o E, yellow trap, 1males, 11–30.iv.1989, J.S. Carsdale ( CSIRO). Other material as in Saether (2006: 27) .

Diagnostic characters: The species is easily separable from other members of the group by having an inferior volsella with a proximal enlargement, a strong apical antennal seta, single spur on mid tibia, 7 antepronotals and 22 dorsocentrals.

The male imago is redescribed by Saether (2006: 27).

Ecology and distribution

Tokunaga (1936: 311) gives the habitat as the tidal zone of a gravely shore. The species is known from Japan including the Bonin (Ogasawara) Islands and from Kiritinati ( Christmas Island).

Figures

FIGURE 106. Pseudosmittia spp., male. A–F. P. duplicata Caspers, male. A—wing; B—head; C—third palpomere; D—cibarial pump and stipes; E—virga; F—hypopygium, left dorsal aspect, right ventral aspect. G—P. bifurcata (Tokunaga), male hypopygium, left dorsal aspect, right ventral aspect.