354 PROCEEDINGS OF THE NATIONAL MUSEUM. 



PERITRECHUS FRATERNUS Uhler. 

 Peritredmsf rater ims Uhler, Proc. Boston Soc. Nat. Hist., 1871, p. 103. 

 One specimen was taken August 12. 



EREMOCORIS FERUS Say. 

 Eremocorinferus Say, Hemipt. Heteropt. N. Amer., p. 16. 

 Two specimens of the dark variety were secured August 2. 



CRYPHULA PARALLELOGRAMMA Still. 



Cryplmla paraUeJogrcniima Stal, Enum. Hem., IV, p. 165. 

 Two specimens were taken August 3. 



LYG/EUS RECLIVATUS Say. 



Lygseus redivalus Hay, Journ. Acad. Phila., IV, 1825, p. 321. 

 One specimen was taken August 13. 



LYGiEUS ADMIRABILIS Uhler. 



Lygseus admirabilis Uhler, Hayden, Report Geol. Montana, p. 405. 

 Several specimens were secured August 12. 



LYGiEUS FACETUS Say. 

 Lygseus faceitis Say, Heterop. Hemipt., p. 13. 

 Five specimens of this pretty insect were collected August 14. 



RHYPAROCHROMUS COMPACTUS, new species. 



Elongate subquadrate oval, black, cydniform. Head much nar 

 rower than the front of pronotum, polished, the tylus narrow, prom- 

 inent, sharply defined. Rostrum long and slender, reaching to the 

 intermediate cox». Antennte piceous black, moderately slender, 

 about one and a half times as long as the pronotum, the basal joint 

 shorter than the head, the second a little longer, the third a little 

 shorter, the fourtli about the same length as the third. Pronotum 

 highly polished, moderately convex, the lateral margins gently curv- 

 ing, the anterior angles rounded, lateral margin slenderly recurved. 

 Scutellum dull ])lackish, scabrous before the base to the tip. Corium 

 dull piceo-flavous, minutely scabrous, the sutures deeply punctate. 

 Legs piceous, paler on tibise and tarsi. Venter hardly polished, dull 

 black. Length to tip of abdomen 3^ mm. Width of pronotum 1 mm. 

 Width behind middle of abdomen 1^ mm. 



Type.— Cat. No. 6849, U. S. N. m' 



A single specimen was taken August 3. 



