1. Nisia atrovenosa (Lethierry) .

Meenoplus atrovenosus Lethierry, Mus. Civ. Stor. Nat. Genova 26: 466, 1888.

Nisia atrovenosa, Melichar, Hom. Fauna Ceylon, 53, 1903.

This species has a wide distribution in Indo-Malaya, Africa, and Australia, and has been recorded from Samoa. Not previously recorded in Guam.

We found it abundant on Scirpus lacustris in a few places: Sasa, June 20, Usinger; Sumay Road, June 22, Swezey; Agana swamp, June 26, Swezey.