180 BULLETIN -1(3, UNITED STATES NATIONAL MUSEUM. 



RECAPITULATION. 



The following is a list of the genera and species of Scolopendridce 

 now recognized by me as occurring in North America north of Mexico. 



Subfamily 1. CKYPTOPIN^;. 



1. Cryptops Leach. 



1. Cryptops hyaUnus Say. 



2. Theatops Newport. 



2. Theatops posticus (Say). 



3. Theatops spinioaiidus (Wood). 



Subfamily II. SCOLOPENDRIN^. 



3. Scolopendra Liuua-us. 



(Scolopvnilra. ) 



'4. Scolopendra dchaain Brandt. 



5. Scolopendra subspinipes Leach. 



6. Scolopendra morsitans L. 



7. Scolopendra woodi Meincrf . 



8. Scolopendra pacliypns Kohlrauscli. 

 t). Scolopendra viridis Say. 



10. Scolopendra heros Girard. 



(Collaria. ) 



11. Scolopendra crmlelis Koch. 



4. Rhysida Wood. 



12. Bliyslda celer (Hunibt. &, Sauss.). 



Subfamily III. SCOLOPENDROPSIN^E. 



5. Scolopocryptops Newport. 



13. Scolopocryptops tiilers'i Newport. 

 11. Scolopocryptopa Kcsxpinosus (Say). 



1 1/. Scolopocryptops sexspinosus spinicaudus (Wood ). 



15. Scolopocryptops niyridtus MoNeill. 



16. Scolopocnjptopn yracilis AVood. 



INDIANA UNIVERSITY, Elovmiiigtun, Ind., June 15, ISS'J. 



