620. 
Eurypterus chadwicki, 413, 431 
cicerops, 253 
clevelandi, 322 ' 
dekayi, 15, 69, 89, 149, 155, 158, I61, 
181-84, 210, 321, 329, 431 
douvillei, 112 
eriensis, 16, 192, 193, 195 
fischeri, 14, 17, 18, 19, 28, 29, 35, 48, 51, 
54, 61, 63, 71, 79, 95, 156, 158, 164, 
166, I7I, 172, 173, 174, 182, 183, 
198, 214, 330, 367, 368, 408 
figures, 25, 54, 57, 58, 62, 67, 157 
giganteus, 16, 201, 205 
figure, 201 | 
(Adelophthalmus) granosus, iI! 
hibernicus, 401 
(Onychopterus) kokomoensis, 53, 68, 
87, 132, 133, 150, 155, 158, 160, 211, 
212-18, 216, 333, 431 
lacustris, 13 15, 27, 28, 34, 43, 48, 63, 
89, 92, 114, 116, 118, 149, 155, 156, 
158, 159, 161, 171, 172, 173-78, 179, 
180, 181, 182, 183, 199, 210, 273, 
431 
figures, 62, 176 
var. pachychirus, 89, 92, 150, 158, 
161, 175, 178, 179-80, 183, 431 
' var. robustus, 15, 178 
lanceolatus, 95, 331 
laticeps, 172, 261 
(Anthraconectes) mansfieldi, 17, 90, 
150, 155, 161, 207; 221, 222, 425-27, 
431 
figures, 220,426 | 
maria, 79, 83, 87, 114, 116, 117, 118, 132, 
150, 155, 158, 161, 184-91, 196, 201, 
255, 300, 332, 374, 418, 419, 431 
figure, 190 
({Anthraconectes) mazonensis, 17, 90, 
«150, 155, 161, 207, 219, 221, 222, 
223-26, 431 
figure, 224 
NEW YORK STATE MUSEUM 
Eurypterus megalops, 22, 86, 120, 150, 156, . 
160, IgI-92, 431 
microphthalmus, 15, 28, 89, 93, IOI, 
150, 155, 158, 161, 163, 192-96, 431 
minor, 132 
myOps, 300 
obesus, 229 | 
pachychirus, 15, 155, 179 
pennsylvanicus, 17, 90, 150, 155, 161, 
221, 427-28, 431 | 
pittsfordensis, 20, 26, 28, 80, 87, 150, 
155, 158,161, 172, 196-99, 204, 300, 
431 
potens, 90, 150, 155, I61, 221, 425, 427 
pristinus, 22, 86, 150, 156, 160, 207-8, 
431 
(Dolichopterus?) prominens, 18, 87, 
98,. 120, 150, 155, 158, 159, 160, 
200-1, 431 | 
figure, 200 
pulicaris, 89, 93, 150, 156 
punctatus, 228, 229, 300, 328, 401 
pustulosus, 15, 25, 89, 92, 150, 155, 158, 
161, 201-7, 329, 359, 431 
pygmaeus, 132,190 _ 
ranilarva, 87, 150, 155, 160, 208-11, 431 
remipes, 13, 15, 27, 28, 32, 34, 43, 48, 
54, O1, 63, 83, 88, 89, 92, 93, 95, 
I14, 116, 117, 118, 126, 149, 155, 
156, 157, 158, 159, 161-73, 174, 175, 
176, 177, 178, 181, 183, 195, 200, 
214, 216, 231, 273, 333, 356, 431 
figures, 13, 168 
robustus, 155 
scabrosus, 217, 221, 286 | 
scorpioides, 44, 94, 157, 228, 229, 300 
scoticus, 230, 285, 300 
scouleri, 27, 112, 221 
siluriceps, 273 
simonsoni, 230 
(Dolichopterus) stellatus, 22, 86, 150 
156, 160, 211-12, 431 | 
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