Perigomphus Belle, 1972
Small rare gomphids (Fig. 74), with one of the three known species recorded so far in Ecuador (Tennessen 2011). Habitat is small, shallow forest streams.
Perigomphus angularis Tennessen, 2011 . Publ. Recs. MS: * Tennessen 2011 — Holotype ♂: Huamboya: small stream 1 km S of Río Pasanac, Hwy. 45 (-1.9500, -77.8583, 820m), 16 x 2005, leg. KJT [FSCA]).
Note: Known only from this single collection.