1878.] 377 [UMer. 



Acad. Philad., iv, 313, 4. Pentatoma lug-ens H.-Schf., Wanz. Ins., 

 vn, 96. Pentatoma lugens Dallas, Brit. Mus. Cat., 248, 39. Ci- 

 mex gamma Fab. (substitution for C. albipes), Syst. Rhyng., 7, 

 index. 



No. 52, Harris' Collection. "Milton, June 1, 1829; Ipswich, 

 Mr. Oakes. New Hampshire, Mr. Leonard. Cambridge, June, 1833. 

 Ohio." 



Determined as Pentatoma punctipes Beauv., by Mr. Say. It ex- 

 tends from Canada to Mexico, and is sometimes excessively abundant 

 in Maryland and Pennsylvania. 



Oebalus Stal. 

 O. pugnax. 



Cimex pugnax Fab., Syst. Rliyng., 162, 34. Pentatoma orthacantha 

 Beauv., Ins., 130; Hem., pi. 9, fig. 9. Pentatoma augur Say, Hete- 

 ropt., 3, 2. Cimex viiripennis Burm., Handb., n, 367, 9. Oebalus 

 typhosus Stal, Ent. Zeit. Stettin, 101, 68. Mormidea typhosus Dallas, 

 Brit. Mus. Cat., 216, 16. Oebalus pugnax Stal, Enum. Hemipt., 

 ii, 22; No. 1. 



No. 92, Harris' .Collection. " Penna., Dr. Pickering." 

 Named Pentatoma 5-spinosa by Mr. Say. I have examined speci- 

 mens of this species from various parts of the United States, south of 

 Michigan; also from Cuba, Mexico and Brazil. It is common in 

 Pennsylvania, Maryland, Virginia and North Carolina. 



Liodeema Uhler. 

 Long-oval, subtriangular anteriorly. Head moderate; face a little 

 convex, lateral lobes depressed, the margins sinuated and gently re- 

 curved, tips subtriangular, rounded, extending a little beyond the 

 tylus; antennae at base with a blunt tooth, which bears a smaller 

 tooth near its base ; bucculse extending to near the base of the head, 

 narrow, dilated anteriorly into rounded laps; rostrum reaching the 

 abdomen, fitting into a groove of the sternum, basal joint as long as 

 the bucculse, second joint longest; antennse long, slender, as long as 

 the corium of the hemelytra, basal joint about half as long as the 

 second, second and third subequal, fourth longer, fifth longest. 

 Pronotum very slightly inclining anteriorly, convex, hexagonal, the 

 lateral margins recurved anteriorly, humeral angles rounded, the 

 postero -lateral sides sinuated, posterior side straight; mesosternal 

 groove with a raised line in the middle. Scutellum long, narrow, at 



