REVISION OF ELEODIINI BLAISDELL. 453 



Glahrum from Arizona and New Mexico. 



Contractum from New Mexico. 



Planum from Kansas and Wyoming. 



Contmuni from Arizona, New Mexico, Colorado, Kansas, and 

 AVyoming. 



Laminatrnti from Texas. 



Mvricatum from Texas, Colorado, Kansas, Nebraska, and Sonth 

 Dakota. 



The data here given are suggestive and I shall refrain from making 

 any further comments upon specific distribution until more collecting 

 shall have been done, and it is to be hoped that future collectors will 

 be careful in giving full accounts of locality and elevation. 



ANALYTICAL KKY TO SPECIES OF fiENUS EMBAI'ITION. 



Hind angles of protliorax subaente and overlapi)lng the Inimeral angles of tlie 



elytra; body broadly margined murioatum. 



Hind angles obtnse not overlapping the humeral angles; body acutely but not 

 broadly margined. 



Thorax sparsely and not coarsely punctured, distint'tly niargine<l : not dis- 

 tant from the elytra ; legs black. 

 Elytral margin attaining apex. 



Broadly oval; males distinctly caudate coiiiiisKin. 



Elongate oval : elytra gradually narrowed eUmgatum. 



Elytral margin not attaining the apex. 



Thorax with a moderate foliaceous margin ; elytral disc more or 



less concave, smooth and obsoletely sculptured glahrum. 



Thorax with margin acute, not foliaceous; elytral disc flat or 

 feebly convex. 



Acute margin i\ot attaining the apex contractKin. 



Acute margin attaining the apex planum. 



Thorax very coarsely punctured, slightly distant from elytra, the latter 

 broadly oval, subrugose; legs ferruginous brown dcpressum. 



EMBAPHION DEPRESSUM LeConte. 



Eleodcs (Irprcssa LeConte, Ann. Lye. Nat. Hist. X. Y., V. 1851. p. 136. 

 Emhaphioii (Irprcsi^)tm LeConte, Smith. Aliscell. Collections, No. 140, 1S66, 

 p. no.— Horn, Trans. Amer. Phil. Soc. Phila., XIV, 1870, p. 322. 



Rather robust, ovate, black, thin margin of the body almost totally 

 wanting; thorax and elytra slightly distant. 



Antenna' moderately long and someAvhat stout, basal joints moder- 

 ately pubescent, last three joints slightly thickened. 



Prothorax about one-third wider than long, slightly narrowed be- 

 liind; disc moderately convex, very coarsely j^unctate; apex rather 

 feebly emarginate; sides moderately rounded, with margin feebly re- 

 flexed ; hase with the middle slightly prominent ; basal angles obtuse. 



Elytra broadly oval, acutely margined, the marginal line reaching 

 the apex; hase emarginate; hiuneral angles prominent; sides strongly 



