Fam. BIBIONIDÆ, Haliday.
Reading edition
Gen. Plecia, Hoffmansegg.
1. Plecia dorsalis, n. s., mas et fœm. Atra, thorace rufo, alis nigricantibus.
Male and female. Deep black. Thorax bright pale red. Wings blackish. Length of the body 2½–3½ lines; of the wings 7–8 lines.
The totally red thorax of this species distinguishes it from P. fulvicollis, Wied., and from P. ignicollis, Walk.
Singapore and Mount Ophir.