293 



sions ; those wliicli are largest beiug most coarsely paiictared, wLiile 

 those which are smallest are the most finely punctured. 



In the larval stage, they are often guilty of cannibalism ; the stronger 

 ones sucking the juices of the weaker, and leaving only their dried empty 

 skins to attest their places upon the squash-vines. 



2. A. Andresii. 



Coreus {Gonocerm) Andresii, Gupr., in La Sagra's Caba, lu:?'. 383. 

 Anasa lugens, Sttil, Stettiuer Eat. Zeit. xxiii, 301. 



Inhabits Texas, New Mexico, Mexico, Cuba, Louisiana, and Southern 

 Florida. 



3. A. armigera. 



Coreus armigeriis, Say, Jonni. Acad. Phila. iv, 319, No. 3. 



Anasa tei'minalis, Dallas, Brit. Mas. List Hemipt. ii, 506, No. 4. 



Anasa armigera, Stal, Hem. Fab. i, 57, No. 10; Eniimeratio Hemipt. i, 192, No. 12. 



Inhabits Texas, Indian Territory, Florida, North Carolina, Georgia, 

 and Virginia. It is very rare in Maryland ; only a single specimen having 

 thus far been known to be captured in this State. 



4. A. scorhiitica. 



Cimex scorbiiticus, Fab., Syst. Ent. 705, No. 47. 



Coreus scorbuticus, Fab., Eat. Syst. iv, 129, No. 9. 



Jcanthocerus nehulosus, Palisot-Beauv. las. Afr. et Araer. 205, pi. 12, fig. 6. 



Anasa nioesta, Dallas, Brit. Mus. List HemiiJt. ii, 505, No. 2. 



Anasa moesta, Guer., in La Sagra's Hist, de Cuba, las. 380. 



Anasa spiniceps, Stal, Stettiaer Eat. Zeit. xxiii, 300, No. 16?. 



Anasa scorbutica, Stal, Hem. Fab. i, 56, No. 2. 



Inhabits Texas, Indian Territory, Cuba, Mexico, Central America, and 

 Southern Florida. 



5. A. ohliqua. 



Gonocerus obliquns, Uhler, Proc. Ent. Soc. Phila. i, 23. 



Inhabits California. 



Thus far only a single specimen has been obtained, which is in the 

 cabinet of the Entomological Society of Philadelphia. 



Pakyphbs, Burm. 

 P. rufo-scutellahis. 



Nematoimsrufo-scntellatus, G.E.Gray, iu Griffith's Anim. Kingd. xv, 241, pi. 97, fig. 1. 



Inhabits California, Cape Saint Lucas (J. Xanthus), and Mexico. 



Subfamily ALYDINA. 



Alydus, Fab. ' 



\. A. eurinus. 



Lygwus eurinus, Say, Joura. Acad. Phila. iv, 324, No. 5 : Complete Writings, ii, 247. 

 Alydus ater, Dallas, Brit. Mus. List Hemipt. ii, 478, No. 30, 2 . 



Inhabits Colorado, Texas, Dakota, and throughout most of the east- 

 ern part of the United States ; also in Canada. Several specimens were 

 collected on the foot-hills of Colorado by Lieutenant Carpenter. 



The western specimens are often more spotted with black than those 

 of the Atlantic region. 



