130 



Key to Families of North American Insects. 



Coccinellidse, 37 

 Cochlidiidae, 50 

 Coelioxys, 30 

 Coelopa, 69 

 Coenagrionidse, 43 

 Coenonympha, 60 

 Coenosia, 68 

 Coleophora, 57 

 Coleoptera, 30 

 Coleopteroidea, 2 

 Colias, 60 

 CoUembola, 82 

 Colletidse, 29 

 Colletiformes, 29 

 Collops, 36 

 Colobopterus, 45 

 Colydiida;. 37 

 Colymbetes, 31 

 Coniopterygidse, 45 

 Connophron, 36 

 Conocephalus, 14 

 Conopidse, 66 

 Conorhinus, 79 

 Conotrachelus, 41 

 Contarinia, 63 

 Copeognatha, 17 

 Copidita, 38 

 Copromyzidse, 70 

 Coptodisca, 57 

 Coptotriche, 56 

 Cordulegasteridse, 43 

 Corduliidse, 43 

 Cordyluridse, 69 

 Coreidse, 80 

 Corimelsenidae, 80 

 CorLxidae, 77 

 Corizidse, 80 

 Corphyra, 39 

 Corrodentia, 17 

 Corticaria, 38 

 Corydalidae, 44 

 Corylophidse, 36 

 Corynetidse, 35 

 Corythuca, 79 

 Cosilidse, 27 

 Cosniopepla, 80 

 Cosmopterygidse, 57, 58 

 Cossidse, 50, 55 

 Crabronidae, 27 

 Crambidse, 50 

 Crambidia, 55 

 Cratoparis, 41 

 Cremastogaster, 25 

 Criocerus, 40 

 Cryptocephalus, 40 

 Cryptophagidse, 34, 39 

 Cryptorhynchus, 41 

 Cryptothrips, 16 



Cryptus, 21 

 Ctenocephalus, 73 

 Ctenophora, 62 

 Ctenopsyllidte, 73 

 Ctenucha, 53 

 Cucujidse, 34, 39 

 Culicida;, 62 

 Cupedidae, 30 

 Curculionidae, 41 

 Cursoria, 16 

 Cuterebrida;, 67 

 Cyane, 57 

 Cybister, 31 

 Cybocephalus, 36 

 Cycloplasis, 57 

 Cydia, 57 

 Cydnidse, 80 

 Cyclorrhapha, 65 

 Cylas, 41 



Cylindrotomidse, 62 

 Cyllene, 40 

 Cymatophoridse, 52 

 Cynipidse, 22 

 Cynipoidea, 22 

 Cyphonidse, 33 

 Cypselidse, 70 

 Cyrtidse, 64 

 Cyrtonotum, 71 

 Cyrtopogon, 65 



Dacnes, 34 

 Dacnusa, 21 

 Dactylopius, 75 

 Dalceridse, 50 

 Danais, 59 

 Dascyllidae, 33 

 Dasyneura, 63 

 Datana, 52 

 Debis, 60 

 Decatoma, 23 

 Degeeriidae, 83 

 Deilephila, 51 

 Delphacidse, 74 

 Deltocephalus, 74 

 Dendroctonus, 40 

 Dendroides, 39 

 Dendroleon, 45 

 Depressaria, 59 

 Derbida;, 75 

 Dermaptera, 15 

 Dermatina, 4 

 Dermatophilidae, 72 

 Dennestidae, 34 

 Dermodermaptera, 14 

 Derodontidae, 34 

 Desmometopa, 71 

 Dexiidae, 68 

 Diacrisia, 54 



Diadasia, 29 

 Diamorus, 23 

 Diaperis, 38 

 Diaphania, 50 

 Diapheromera, 14 

 Diapriidae, 24 

 Diastata, 71 

 Dicellura, 82 

 Dictyoptera, 45 

 Didineis, 29 

 Diedrocephala, 74 

 Dilaridae, 45 

 Dilophus, 62 

 Dineutes, 31 

 Dioptidae, 52 

 Diphyllini, 34 

 Diplax, 43 

 Diploglossata, 14 

 Diploplectron, 28 

 Diopsidae, 70 

 Diplosis, 63 

 Diplura, 81 

 Diprionidae, 20 

 Dipsocoridae, 77 

 Diptera, 61 

 Dircenna, 59 

 Discolomidae, 38 

 Dissosteira, 13 

 Ditoma, 37 

 Diversicornia, 32 

 Dixidae, 62 

 Docophorus, 18 

 Dolerus, 20 

 Dolichopodidae, 66 

 Donacia, 40 

 Dorcus, 41 

 Dorniphora, 65 

 Doryceridae, 70 

 Dorylaidae, 66 

 Dor;yphora, 40 

 Doru, 15 

 Drapetes, 33 

 Drasterius, 33 

 Drepanidae, 53 

 Drosophilidae, 71 

 Dryinidae, 25, 27 

 Dryomyzidae, 70 

 Dry'ope, 58 

 Dryopidae, 32 

 Dysdercus, 79 

 Dysodia, 53 

 Dysodiidae, 78 



Eccoptogaster, 40 

 Echiiiophthiriidse, 18 

 Ectoedemia, 55 

 Eiseniella, 22 

 Elachistidae, 57 



