42. Hemiptarsenus semialbiclavus (Girault) .

Hemiptarsenoideus semialbiclava Girault, Queensland Mus., Mem. 5: 220, 1917.

Orote Peninsula, May 24, ex corn leafminer, Swezey; Piti, Aug. 9, 17, ex leafminer, Agromyza spicata in corn, Swezey; Asan, Aug. 22, ex leafminer in hamlat, Swezey; Piti, Nov. 7, ex bean leafminer,. Swezey. Thirty-nine specimens, 18 retained in U. S. National Museum .