1878.] 439 [Schwarz, 
Gyrinus elevatus Lec. common. 
Rockinghamensis Lec.* 
HYDROPHILIDE. 
Hydrochus rugosus Muls. E. T. rare. callosus Lec.* 
inzequalis Lec. common. 
three unnamed species. 
Ochthebius attritus Lec. n. sp., p. 880, H. one specimen on the lagoon 
beach. 
simplex Lec. n. sp., p. 880, H. one specimen with the pre- 
ceding. 
foveicollis Lec. n. sp., p. 381, H. E. not rare. 
Hydreena marginicollis Kiesenw. rare. 
Tropisternus lateralis Fabr. common. 7 
striolatus Lec. E. not rare. 
glaber Hbst. common. 
Hydrocharis castus Say, C. very rare. 
Berosus pugnax Lec. E. one specimen. 
aculeatus Lec. L. not rare. 
peregrinus Hbst.* 
exiguus Say, E. A. K. not rare. 
infuscatus Lec. L. E. not rare. 
striatus Say, C. T. rare. 
Chetarthria pallida Lec. C. S. E. not rare. 
Philhydrus nebulosus Say, common. 
bifidus Lec. E. Orange County, rare. 
ochraceus Melsh. common. 
consors Lec. C. P. T. rare. 
diffusus Lec. C. common. 
perplexus Lec. common. 
Hydrobius subcupreus Say, common. 
suturalis Lec. E. K. T. very rare. 
despectus Lec. H. rare. 
Cyclonotum palmarum Schwarz, n. sp. p. 355, E. rare. 
estriatum Say, common. 
semiglobosum Zimm. common. 
Cercyon preetextatum Say, common. 
ocellatum Say, C. E. not rare. 
sp. C. E. not rare. 
TRICHOPTERYGIDZE. 
Nossidium americanum Mots. T. under old leaves, rare. 
Ptenidium atomaroides Mots. common in salt marsh on the eastern coast. 
Ptilium three unnamed species. 
Nephanes leviusculus Matth. E. under old leaves rare. 
? Smicrus two species. 
