144 
Blesochztophora, description and distribution, 
54 
Borborine, 8, 19, 38, 121 
Borborus, 121 
brevis, 105 
Bridges, C. B., 13, 22, 39 
bristles of pupa, 23-24 
British Columbia, 112 
British Honduras, 113 
bromeliz 
chromosomes, 39 
description and distribution, 72 
key, 69 
bucea, 25 
busckii, 35, 109, 115 
chromosomes, 39 
courtship and mating, 5 
description and distribution, 77 
eggs, 19 
key, 67, 69 
larva, 22 
male genitalia, 33, 34 
mutations, 13 
puparium, 23, 24 
spermatheca, 36 
variability, 41, 42 
California, 110 
Calliphora, 26, 31 
alloptera, 70 
chromosomes, 39 
cdescription and distribution, 103 
tkey, 68 
-calloptera ornatipennis 
description and distribution, 104 
key, 68 
calypter, 31 
Calypterz, 8, 19, 22, 33, 48 
Camilla, 28, 50, 73, 108, 115, 116, 123 
description and distribution, 56 
Camptoneura, 31, 40 
Canary Islands, 115 
cardini, 79, 80 
chromosomes, 39 
courtship and mating, 5-6 
description and distribution, 78 
eggs, 19 
key, 67, 69 
secondary sexual characters, 45 
skipping of larva, 22, 98 
variability, 41 
caribbea, 89 
chromosomes, 39 
courtship and mating, 6 
eggs, 19 
male genitalia, 33 
mutation, 13 
spermatheca, 36 
carina, 25 
Carpenter, F. W., 4 
Castle, W. E., 12 
catalogue, 123-133 
caudatula (Chymomyza), 109, 114 
distribution, 62 
key, 61 
cellaris, 105 
cephalopharyngeal skeleton, 20-21, 23 
Cheetopsis, 31, 40 

INDEX. 
Chatton, E., 17 
cheek, 25 
Chionea, 120 
Chiromyia, 38 
Chloropine, 38, 49, 107, 121 
Chlorops, 121 
chromosomes, 39-40 
Chymomyza, 8, 16, 18, 19, 22, 27, 30, 35, 44, 50, 
54, 56, 71, 108, 109, 113, 115, 123 
description and distribution, key, 61 
Cladocheta, 49, 50, 112, 113, 123 
description and distribution, 53 
clasper, 33 
Clastoptera, 71, 72 
Clausen, R. E., 13 
claws, 29 
clypeus, 25 
Coboldia, 120 
coffeata 
description and distribution, 98 
key, 69 
Cole, W. H., 4 
coleoptrata (Stegana), 109, 114 
distribution, 57 
collecting, 45 
Colorado, 110 
colorata, 105 
Comstock, J. H., 19, 24 
confusa, 44, 94, 105 
Connecticut, 110 
convergent, 26 
Coquillett, D. W., 53, 54, 55, 58, 63, 77, 86, 93, 
105 
Cordylurineg, 8, 18, 19, 37, 38, 40 
costa, 29 
Costa Rica, 113 
costal cell, 29 
costal index, 30, 43 
courtship and mating, 5-11 
coxa, 29 
crabronid, 18 
Crepidohamma, 48, 106 
Cuba, 113 
Curtonotum, 28, 29, 30, 31, 35, 48, 50, 108, 109, 
112, 113, 114, 115, 116, 128 
description and distribution, 52 
Cyrtonotum, see Curtonotum 
Czerny, L., 54, 61, 65 
Darling; 8: T:, 3 
Darwin, C., 122 
decemguttata, 105 
Delaware, 109 
Delcourt, A., 15 
Dermestide, 47 
Dettopsomyia, 41, 50, 108, 115, 124 x 
description and distribution, 56 ‘ 
Dianthus, 122 j 
Diastata, 31, 49, 51 
dimidiata (Mycodrosophila), 33, 105 
chromosomes, 39 
distribution, 63 
key, 63 
puparium, 24 
spermatheca, 36 
variability, 41 
Diplocentra, 52, 53, 124 
discal cell, 29 
