Bradysia boninensis Steffan, 1969

Broadley, Adam, Kauschke, Ellen & Mohrig, Werner, 2019, Revision of the black fungus gnat species (Diptera: Sciaridae) described by W. A. Steffan from Micronesia, Zootaxa 4683 (2), pp. 215-241 : 219

Bradysia boninensis Steffan, 1969

( Fig. 3 A–D)

Bradysia boninensis Steffan, 1969 [ Steffan 1969: 717–718, fig. 18a–f].

Material studied: Holotype: Male, 5.v.–9.vi.1958, Micronesia, Bonin Islands , Omura “Camp Beach, Chichi Jima”, leg. P.M. Snyder (USNMENT 2083360).

Conservation status: Body, head, hypopygium and wing separated under a cover slip on the same slide. Hypopygium and head distinctly deformed.

Comments. The species is characterized by rather short flagellomeres, a 3-segmented palpus without a sensory pit, wings with a rather short y and without macrotrichia, an eye bridge with two rows of facets, a gonostylus with a short apical tooth and 3 similar awl-like spines, and a short, wider than long tegmen.

Distribution. Bonin Islands (Chichijima I.).

Figures

FIGURE 3 A–D. Bradysia boninensis Steffan, 1969. Holotype. A. Hypopygium; B. Flagellomeres 1–5; C. Palpus; D. Wing.