Metamorphosed females distinguished by the following characteristics: escal bulb with tapering distal appendage bearing proximal pair of stout, blunt lateral branches; tiny, filamentous, simple or paired secondary branches on distal tip of proximal branches and in pairs along primary branch, increasing in length and number with size of specimen; short, blunt or pointed posterior escal appendage; absence of additional escal appendage; barbel divided near base into 4 primary branches; subdermal pigment in two lateral bands along side of body; parasitic males without pointed sphenotic spines (Ref. 86949).