Coleopterous Fauna of Lower Rio Grande Valley. 55 
extending into Texas (distribution imperfectly understood according to 
Schwarz). 
31. Tachys xanthopus, Dej. — Taken by Wickham in June. Det. 
Horn. Distr. New York, Hew Jersey, Pennsylvania, and west to Texas. 
32. Tachys vorax , Lee. — Taken by Wickham at Brownsville and Point 
Isabel in June and July. Det. Horn. Distr. Texas, Hew Mexico, to 
Southern California and Lower California. 
33. Tachys andax, Lee. — Taken by Wickham on river bank at Laredo, 
J uly 24th. Det. Horn. Distr. Texas to Southern California and Lower 
California. 
34. Tachys corruscus, Lee. — Taken by Wickham in J une. Det. Horn. 
Distr. Pennsylvania and Illinois to Texas. 
35. Tachys vivax, Lee. — Taken by Wickham in July. Det. Horn. 
Distr. Texas and Mexico (distribution imperfectly understood accord- 
ing to Schwarzz). 
36. Pogonus texanus , Chaud. — A large colony found by Wickham 
under palmetto log on mud flat at Point Isabel in July. Distr. This 
hitherto very rare species is known only from Texas, and is probably mari- 
time. It belongs to the Antillean fauna, and doubtless extends down the 
coast of Tamaulipas. 
37. Pogonus lecontei, Horn. — On sand near beach at Point Isabel 
April 25th, and on beach at south end of Padre Island June 8th. Speci- 
mens were taken on beach south of Point Isabel June 29th, which are 
either this species or texanus. Distr. Belongs to maritime Antillean 
fauna, but has been taken near Great Salt Lake, Utah. 
38. Pterostichus texanus , Lee. — Large numbers taken by Armstrong 
in September. Det. Wick. Distr. Known only from Texas. 
39. Badister micans, Lee. — Taken by Schwarz in June. Distr. 
Massachusetts to Georgia, Florida and Texas. 
40. Platynus texanus , Lee. — At light, March 19th. At light at Fort 
Ringgold, May 11th. Distr. Texas, Southern Arizona, and Mexico. 
Specimens from Arizona are known as P. californicus according to 
Schwarz. 
41. Casnonia pennsylvanica , Linn. — Taken in cotton square at Car- 
men, near Brownsville, May 24th. Distr. Canada and Massachusetts to 
Iowa, Kansas, Texas, and Lower California. 
42. Zuphium longicolle, Lee. — At light, June 19th. Distr. Texas 
and California. A mainly Southern and Mexican genus. 
43. Galerita atripes, Lee. — Many taken by Armstrong in September. 
Distr. Iowa (rare) to Kansas and Texas. 
44. Agra otolongopunctata, Chevr. — Beaten from masses of clematis 
vines in palmetto thickets at San Tomas, June 16th and 27th. Beaten 
from clematis in woods back of Fort Brown, July 3rd. Distr. This is a 
