THE LAMELLICOP.X BEETLKP. 9S1 



The fdllowng papers embrace the principal literature treating 

 of the North American genera : 



Horn. — "Xotes on the !-^pecies of Anomala inhabiting the United 



States," in Trans. Amer. Ent. Snc, XI, 18^i4, 157-164. 

 Hani. — "Table of Species of the Genus Cntalpa," in Trans. 



Amer. Entom. Soc., Ill, 1871, :'3S. 

 Wiil-Jt'iiii. H. F. — "The Xorth American Species of C'otalpa," in 



Journ. X. Y. Entom. Soe., XIII, 1:10,1. 1^. 

 Si Ineffi r. Clias. — "Xotes on some Speci'S of tlie Genus Anomala 



with Descri])ti()ns of Xew Sjiecies," in Journ. X. Y. Entom. 



Soc, XIV, 19(16, 1-5, 

 //jiV/.— "Xew ScarabcTida?," lor. cit.. XV, 1907. 60-75. Tables 



of the U. S. species of the genera Anoinaht and Strigodcnna 



are given on pages 60-73. 

 The deseri]iticns of the species of the other genera are scattered 

 through various publications. Five of the seven genera of the tribe 

 are represented in Indiana. 



KEY TO INDI.VXA llEXEIiA OF KUTELIXI. 



(I. Elytra with a meuilnniinus margin; antemife 9-joiiitecl ; mandibles in 

 reiKise not prd.ieeting beyond tbe clyiieus. 

 6. Elytra convex, not notched at base, shallowly striate and punctate; 

 thorax not hairy. XXIV. A^•OMAI,A. 



hh. Elytra flattened, notched at base, deeply striate, not punctate; tho- 

 rax hairy and sulcata or impressed. XXV. Strigodeema. 

 na. Elytra without membranous margin; antennfe 10-joiuted; mandibles 

 more prominent, usually visible beyond the cljTpeus. 

 f. Thorax with marginal line at base; color yellow or brownish-yellow. 

 '/. (.'lypeus without a suture between it and the front ; elytra with 

 black spots. XXVI. Peled^^ota. 

 dd. C'lyiieus distinctly separated from the front ; elytra without spots. 



XXVII. COTALPA. 



CO. Thorax without a marginal line at base ; color dark brown. 



XXVIII. POLYMCECHUS. 



XXIV. AxoM.vL.v Samouelle. 1819. (Gr., "unlike.") 



SmaU or medium con^•ex forms, distinguished mainly by the 

 characters gi\'en in key. The color is extremely variable, often 

 ranging from dull yellow to black in the same species. In all but 

 one of the Indiana species the outer or larger claws of the front and 

 middle tarsi are distinctly cleft or divided for one-fourth or more of 

 their length. About 20 are recognized from the TTnited States, 7 of 

 which have been taken in Indiana. 



