Coleopterous Fauna of Lower Rio Grande Valley. 89 
408. Opatrinus notus , Say. — Under log at Bock’s Resaca, June 20th. 
Distr. Atlantic coast to Southern Louisiana, Texas, and Mexico. 
409. Blapstinus pratensis, Lee. — Flying, March 26th. La Pnerta, 
Tamanlipas, May 6th. At light, June 10th. Distr. Kansas, Nebraska, 
Idaho, Colorado, and New Mexico to Southern Texas. Reaches high 
Transition in New Mexico, Colorado, and Idaho. 
410. Blapstinus fuscus, Casey. — Three at light, June 11th and 19th. 
Distr. Southern New Mexico to Southern Texas and Tamaulipas. 
411. Blapstinus , n. sp. — Two sifted from dead leaves in palmetto 
jungle at Santo Tomas, June 16th. Distr. Known only from this region. 
412. Ulus elongatulus, Casey. — One at light, June 19th. Distr. 
Known only from Texas. 
413. Tribolium ferrugineum , Fab. — This widely distributed species 
was taken in this region. 
414. Anaedus t exanus. Line'll. — One taken by Wickham under leaves 
in J uly. Also taken by Schwarz in J une. Distr. Known only from this 
region. 
415. Phaleria gracilipes , Casey. — One taken June 8th, and a colony 
of ten taken June 29th, in cracks of logs and under debris on south end 
of Padre Island, in moist places on beach. The specimens vary in color 
from pale yellowish to nearly black. Distr. This is a strictly maritime 
species, and is known only from the Texas coast, according to Schwarz. 
It doubtless extends down the Mexican coast also. The genus is pecu- 
liarly Antillean, being found on the beach line under seaweed and debris 
throughout the West Indies and the coasts of Florida and Mexico, both 
Atlantic and Pacific. It also extends up the Atlantic coast to New Jer- 
sey. 
416. Talanus langurinus, Lee. — Taken in palmetto jungle and wooded 
tangles in June and July. Also taken by Schwarz and Wickham. Det. 
Horn and Wick. Distr. Florida, Southern Texas and Mexico. The 
genus is West Indian and Tropical Mexican. 
417. Helops , n. sp. — Taken by Schwarz in June. Distr. Known 
only from this region. 
418. Pyanisia tristis , Cast. — A pair taken under log at Rock’s Resaca, 
June 26th. Distr. Southern Texas and Mexico. 
CISTELIDAE. 
419. Lobopoda punctulata, Melsh. — Several specimens beaten from 
dead Yucca treculeana leaves at Yucca Ridges, July 9th. Distr. Middle 
and Southern States to Southern Texas and Tamaulipas. 
420. Lobopoda mexicana , Champ. — Two beaten from vine tangles of 
Clematis drummondii in palmetto jungle at Santo Tomas, June 16th. 
