80 



DYTISCIDiE 



Ilybius Er. 



25S9. suba-neus Er. 39-156 Nfld. I-ali. 



viridiaeneus Cr. 73-411 Kans. H.Bay. 



90. pleuriticus I«c. 50-213 Lab. N.H. 



L.Sup. 



91. suffusus Cr. 73-411 Ind.T. 



92. inversus Shp. 82-552 " N.A." 



93. 4-maculatu3 Aube 38-274 Or. Alas. 



94. ignarus Lee. 62-521 Mich. N.Y. 



95. angustior (Gyll.) 08-500 Nfld. Lab. 

 picipes Kby. 37-71 [L.Sup. 



Ilybius Er. 



2596. fuliginosus (Fab.) 92-191 N.A.? 



97. discedens Shp. 82-557 H.Bay. Lab. 



N.H. 



98. biguttulus (Germ.) 34-29 Can. Mass. 

 ?fenestralis (Say) 23-95 [111. Va. 

 ?fraterculus Lee. 62-521 



99. laramseus Lee. 59-4 Nebr. 

 2600. confusus Aube 38-280 Ind. N.Y. 



01. oblitus Shp. 82-560 " N.A." 



Agabetini 



Agabetes Cr. 73-401 



2602 acuiinctus (Harr.) 28-124 



Ind. Mass. 



Matini 



Matus Aube 38-390 



2603. bicarinatus (Say) 23-98 



COPELATINI 



Mass. Ind. 

 Fla. 



Copelatus Erichs. 32-38 



2604. ca?latipenni3 Aube 38-382 Fla. 



05. glyphicus (Say) 23-99 Minn. Kans. 



10-striatus Aube 38-379 [N.Y. Fla. 



punctulatus Aube 38-381 



Copelatus Erichs. 



2606. impressicoUis Shp. 82-589 Ariz. 



07. chevrolati Aube 38-389 Fla. 



a. australis Schajff. 08-17 Tex. Ariz. Cal. 



08. fragilis Shp. 82-40 L.Cal. Guat. 



COPTOTOMINI 



Coptotomus Say 34-443 

 2609. obscurus Shp. 82-601 Fla. Tex. 



10. interrogatus (Fab.) 01-267 Can. Kans. 

 venustus Say 23-98 [Fla. 



Coptotomus Say 



difficilis Lee. 51-204 Cal. 



serripalpis Say. 34-443 Mex. 



2611. longulus Lee. 51-205 Wyo. Minn. 



Scutopterus Cr. 73-404 

 2612. angustus (Lee.) 50-213 

 ' 13. horni Cr. 73-405 



coriaceus Horn nee Cast. 1 



Rhantus Lac. 35-309 

 2614. divisus (Aube) 38-248 



15. flavogriseus Cr. 73-409 

 longipes Shp. 82-612 

 obscurus Shp. 82-613 



16. binotatus (Harr.) 28-164 

 assimilis (Kby.) 37-72 

 plebejus Shp. 82-613 



17. anisonyehus Cr. 73-409 



18. atricolor (Aube) 38-265 



19. calidus (Fab.) 92-193 

 tieniolis (Say) 23-94 



a. meridionalis Melsh. 46-27 

 ?consimilis Mots. 59-168 



20. sinuatus Lee. 62-522 



21. confusus Blatch. 10-229 



22. notatus (Fab.) 81-296 

 ?sericans Shp. 82-619 



23. bistriatus (Bergst.) 78-42 

 agilis (Payk.) 98-199 

 suturellus (Harr.) 28-164 



Dytiscus L. 58-411 



(Dyticus Geoffr. 62-185) 

 (Leimwtus Kby. 37-76) 



2636. fasciventris Say 24-270 

 carolinus Aube 38-120 

 cordieri Aube 38-108 



