p.6

22 Coleoptera-Species

Colymbetes Clairv.
venustus, Say. Reddish-yellow; thorax at tip and base black; elytra dusky olivacious with a pale external margin interrupted base and abbreviated subsutural line. L 1/3 in. Mass. (see p 15)

Hydroporus Clairv.
parallelus, S. Black; elytra lineate with yellowish. L/ 1/5
undulatus, S. Rufo-testaceous, elytra blackish-olivaceous, literate and testaceous. L. 3/20 (Dyticus undulatus Melsh Catl.)

Poederus Fab.
binoatatus, L. Reddish yellow; head, a part of each elytron, and the tail black; feet pale. L. 3/20

Oxytelus, Granvenh.
pallipennis, L. Testaceous; head black; tip of the clypeus elevated and bidentate; thorax wider than long, with an impressed line. L. 7/20
armatus, L. Pale reddish-brown; head black; carina at the base of the antennae piceous at tip. L 1/5
melanocephalus, S. Pale testaceous; head and postpectus black; suture dusky. L 1/10
fasciatus, L. Blackish; elytra pale yellowish; abdomen reddish yellow; obsoletely fasciate with dusky L. 3/20

Aleochara Gravenh
bimaculata, Knock in Melsheimers Catalogue. Black with an obsolete, yellowish subsutural spot behind.-1/5

Tachinus-Granenh. (2 in Mass)
articaudatus, L. Rufous impunctured; head & middle of the antennae and pospectus black; elytra behind, and tip of the abdomen dark blue. L. 1/5

Anthophagus Gravenh.
brunneus, L. Reddish brown; feet and abdomen paler; an impressed thoracic line and dot at base. L 1/4

Bupestris Lin. Latr.
confluenta, L. Green, polished, punctured; elytra with confluent yellowish spots. L. 7/10 inch.
lateralis, L. Black; head and thorax dully brassy, the former canaliculate, the latter with a posterior dorsal & anterior lateral indentation 1/5
atropurpureus, L. Black, slightly tinged with bronze and purplish; elytra serrate and mucronate. L. 3/10
6-guttata, L. (B. 4-maculata, Melsh, Catal.) Black brassy, elytra each with 3 indented cuperous spots. 7/20 Mass.
gibbicollis, L. Black, elytra each with 2 large yellow spots. (B. valuvulus? Fab)
granulata, S. Green, granulated; elytra with an elevated line, & serrodentate at tip 2/5
viridicornis, S. Head * thorax with red-coppery; antennae green; elytra obscure, entire 1/5
geminata, L. Greenish, scabous; thorax subinequal; elytra entire indentate at base Length 1/5 in. (B. viridis Melsh.)
divaricata, L. Greenish-cuperous above, beneath cuperous; elytra attenuated & diverging at tip 7/10 Mass
longipes, L. Black; immaculate, surface granulated; elytra terminating in an abrupt short point. L. 1/2 Mass
cyanipes, L. Elytra at tip narrowed, entire & divaricated; scutel transverse. 2/5
campestris, L. Elytra serrate, quadrilineate; beneath canaliculate. L. 4/5