Tenucephalus sagittarius Linnavuori & DeLong

(Fig. 84)

Tenucephalus sagittarius Linnavuori & DeLong, 1976: 29–30 [original description, illustration, morphology]; Zanol, 2006: 101 [catalogue]; Zahniser, 2007 [online catalogue]; Freytag & Gaiani, 2017 [online catalogue]

Diagnosis. T. sagittarius can be distinguished from others in the genus by a combination of the typical color pattern, apical pygofer process short and claw-like, connective-aedeagus with pair of long basal processes, and aedeagus with accessory pair of preapical falcate processes arising from ventral side near gonopore. Male, 5.25 mm; female, 6.5 mm.

Material examined. No specimens examined.

Distribution. The species is known from Machu Picchu, Peru.