Publisher's Synopsis
Excerpt from The Henicopidae of America North of Mexico
Labrum mesally deeply incised; unidentate; margins of lateral divisions bearing either plumose or else simple or nearly simple hairs.
Inner branch of first maxillae armed with simple hairs exclusively, or in part with hairs simply and shortly laciniate at tips. Outer branch triarticulate; clothed distally with plumose hairs.
Palpus of second maxillae triarticulate; claw four or five partite distal article bearing on ventral surface toward distal end few to many plumose (ramose) hairs.
Eyes either entirely absent or consisting of a single large ocellus on each side.
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