Keys used for
this identification

Membranous mesonotum

Lateral mamelons absent

Tergal plate on 9th segment absent

Pygopod with two articles

Tarsus length <= claw length

Prosternal horn distally pointed.

THE ERLENBACH BENTHOS REPORT

Family Polycentropodidae

This larva was found free under a stone. There were several pupal cases anchored under stones.