516 
Cyrestis strigata, 67, 
thyonneus, 67. 
Cyrtolites, 210. 
Cyrtopinna atropurpurea, 346. 
attenuata, 346. 
bicolor, 346. 
bullata, 346. 
cuneata, 346. 
euglypta, 346. 
fissa, 346. 
fumata, 346. 
incurva, 345. 
incurvata, 345, 346. 
lanceolata, 346. 
laqueata, 346. 
madida, 346. 
menkei, 345, 346. 
mutica, 345, 346. 
papyracea, 346. 
petrina. 346. 
regia, 346. 
renauxiana, 346. 
robinaldina, 346. 
rumphii, 345, 346. 
sanguinolenta, 346. 
semistriata, 346. 
similis, 346. 
stutchburi, 346. 
sublanceolata, 346. 
vespertina, 345, 346. 
virgata, 346. 
Dalmanites callicephalus, 208. 
Dana, James D., award of the Walker 
Grand Honorary Prize to, 421, 
450. 
Danais cleona, 53. 
genutia, 57. 
ishma, 53. 
leucoglene, 53. 
melissa, 53. 
Danthonia intermedia, 147, 152. 
Darwinism and Lamarckianism, 42. 
Dasychira fascelina, 90. 
pudibunda, 89, 90. 
Dasylophia anguina, fig., 88, 97, 109. 
Datana integerrima, 97, 109. 
Davidson, H. E., gift of fishes, 278. 
Davis, W. M. The Catskill delta in the 
post-glacial Hudson estuary, figs., 
318; drainage of the Pennsylvania 
Appalachians, 418 ; formation of the 
Galapagos Islands, 317 ; subglacial 
origin of certain eskers, 477. 
Davis, W. M., award of Walker prize to, 
453. 
Deidamia inscriptum, 108. 
Delias rosenbergii, 75. 
zebuda, 75. 
Deudorix dioetas, 74. 
epijarbas, 74. 
manea, 74. 
Dexter, Samuel, obituary notice of, 
364; resignation of, from the sec- 
retaryship, 316 ; resolution adopted 
upon the death of, 369. 
Deyeuxia canadensis, 151. 
Deyeuxia langsdorffii, 147. 
neglecta, 151. 
Diadema bolina, 67. 
fraterna, 67. 
Dicranura, 99. 
Dikelocephalus, 211, 216, 219. 
Diodon hystrix, 9. 
Dirca palustris, 145. 
Discina, 208. 
Disco phora bambusae, 60. 
celebensis, fig., 59. 
celinde, 59. 
ogina, 59. 
Distichlis maritima, 149, 152, 155. 
Doassansia epilobii, 388. 
Dolbear, A. E. On chemism or the or- 
ganization of matter, y?#., 183. 
Doleschallia polibete, 64. 
Draba incana, 147. 
nemorosa, 157. 
Drepana, 84. 
arcuata, 109. 
Drift, lakes enclosed by, 228. 
Drumlins in Massachusetts, number of, 
421. 
Drymonia, 95. 
Dryocampa, 103, 104, 106. 
rubicunda, 103. 
Eacles, 84, 98, 104, 106. 
imperialis, 93, 103, 104, 105. 
Echinospermum deflexum, 149. 
floribundum, 149. 
lappula, 162. 
redowskii, 149, 162. 
virginicum, 162. 
Edema albifrons, 97. 
Elaeagnus argentea, 145. 
Elliptocephalus thompsoni, 217, 219. 
Elymnias hewitsoni, fig., 58. 
hicetas.J?#., 58. 
Elymus canadensis, 153. 
mollis, 147. 
sibiricus, 147. 
sitanion, 149. 
Encrinurus vigilans, 208. 
Endoceras proteiforme, 206, 208. 
Endromis, 102, 105. , 
Endropia, 107. 
Ensatella americana, 308. 
Entomology, 52, 82. 
Ephydra, 87. 
Epigaea repens, 170. 
Epilobium angustifolium, 160. 
Eragrostis major, 166. 
Erechthites hieracifolia, 160. 
Ergolis actisanes, 66, 67. 
alternus, 67. 
ariadne, 66. 
celebensis, fig., 64, 67, 
merione, 66. 
merionoideSyfig., 66. 
Erigeron canadensis, 160. 
glabellus, 149. 
hyssopifolius, 147. 
strigosus, 160. 
Erionota thrax, 81. 
