20 GEOLOGICAL SURVEY OF NEW JERSEY. 



I. funestus, Cress. 

 I. fuscifrons, Cress. 

 I. galenus, Cress. 



New Jersey specimens are in Mr. Cresson's collection. 

 I. germanus, Cress. 

 I. grandis, Brulle. 

 I. helvipee, Cress. 

 I. insolens, Cress. 

 I. instabilis, Cress. 



Specimens from'New Jersey are in Mr. Cresson's collection. 

 I jejunus, Cress. 

 I. jucundus, Brulle. 

 I. Isetus, Brulle. 



New Jersey specimens are in Mr. Cresson's collection. 

 I. leucanise, Fitch, 

 I. leviculus, Cress. 

 I. lewisii, Cress. 

 I. libens, Cress. 



New Jersey specimens are in Mr. Cresson's collection. 

 I. longulus, Cress. 

 I. maius, Cress. 

 I. malacus, Say. 



Mr. Cresson has this from New Jersey. 

 I. merus, Cress. 

 I. milvus, Cress. 

 I. mimicuB, Cress. 

 I. mucronatus, Prov. 

 I. munificus, Cress. 

 I. nanus, Cress. 



New Jersey specimens are in Mr. Cresson's collection. 

 I, navus, Say. 

 I. nigratorius, Fabr. 

 I. orpheus, Cress. 

 I. otiosus, Say. 



New Jersey specimens are in Mr. Cresson's collection. 



