630 REPORT OF NEW JERSEY STATE MUSEUM. 



COLEOCENTRUS Grav. 

 C. ruf us Prov. Pennsylvania and probably New Jersey. 



MESOSTENUS Grav. 



M. arvalis Cress. Parasitic in nest of "Polistes." 

 M. americana Cress. Maine to Virginia (Cress). 



M. gracilis Cress. Sea Isle City VII, 22 (Jn) ; parasitic on "Dakruma 

 coccidivora" and "Ephestia kuehniella." 



M. spinarius Brulle. Trenton VIII, 12, Clementon VIII, 30 (Hk). 

 M. thoracicus Cress. Atco VI, 4 (Jn). 



M. delawarensis D. T. (albopictus Cress.) Trenton VII, 11, Pemberton 

 VIII, 12 (Hk); Riverton VIII, 4, Westville VII, 21, Atco VI, 18 (Jn). 



M. albomaculatus Cress. Westville VI, 6 (Jn); Ocean Grove VIII (Ashm). 



CRYPTUS Fab. 



C. alacris Cress. Canada to Delaware (Cress). 



C. contiguus Cress. Canada fo Maryland (Cress). 



C. punicus Cress. Glassboro IX, 19 (Jn). 



C. subclavatus Say. G. d. in the United States (Cress). 



C. retentor Brulle. Staten Island IX (Ds) ; Philadelphia (Ashm). 



C. limatus Cress. Clementon V, 30 (Hk). 



C. mundus Prov. Parasitic on "Crambus vulvivagellus." 



C. nigripermis Ashm. Type locality in New Jersey (Vk). 



C. nuncius Say. (Spilocryptus) Newark V, 30, Jamesburg on "Botis 



feudalis" (Sm) ; also parasitic on the large "Saturniids," "cecropia, 



promothea," etc. 

 C. extrematis Cress. (Spilocryptus) Jamesburg (Sm) ; Lucaston IX, 9 



(Hk): 

 C. latus D. T. (S. incertus Cress.) Long Island (Ashm) and probably 



New Jersey. 



C. persimilis Cress. (Itamoplex) Avalon VI, 30, Sea Isle VII, 22 (Jn). 

 C. americanus Cress. (Itamoplex) Great Notch VII, 10 (Dke) ; New 



Brunswick (Sm) ; Clementon VIII, 11 (Jn) ; Lucaston IX, 9 (Hk). 

 C. lavogleri D. T. (Itamoplex nigricornis Prov.) Clementon V, 30 (Hk). 

 C. linearis Prov. (Idiolispa leniatus Cress.) Clementon V, 16 (Jn). It is 



probable that Ashmead intended this by his record in last edition. 

 C. similis Cress. (Idiolispa: =Trychosis montivagus Prov.) New York to 



Delaware (Ashm). 



ACRORICNUS Ratz. 



A. junceus Cress. (Osprynchotus) Reared from a nest of "Odynerus 

 tigris," taken, I think, in this State by Mr. V. A. E. Daecke. 



