1XTVRX. 
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Dipriacanthiis (cow/.). 
stokesi, 148. 
Dipristis, Gerrai 91. 
chiraueroides, 92. 
Dipristis, M<rr*h, 73. 
I raiersi, 8.3. 
Djptkrid-E, 233. 
Dipterus, *233, 453. 
arenaceus, 242. 
^ brachypygopterus, 230 
: 5 ^ flabelliformis, 242. 
! glaber, 242. 
V 7,. ithaoensis, 243. 
| keyserlingi, 241. 
f* levis, 242. 
inaerolepidotus, 23(3, 
373. 
ii macropfcerus, 240. 
macropygopterus, 230. 
" j; marginalis, 241. 
iniuutus, 242. 
murchisoni, 242. 
nelsoni, 242 
! •* 'M c/ 
neisom, ■■ 
. $, parvulus, 242. 
•v .-/j-3 , platycepbalus, 230. 
rad i at us, Eichwald, 
241. 
rauiat us, Newberry, 
242. 
serratus, 24< *. 
sbervvoodi, 242. 
* luberculatus. 242. 
valenciennesi, -'34, 230. 
verneuilli, 242. 
Dittodus, 334. 
, parallclus, 35.'>. 
Dorypterus, 3.30. 
{ altliausi, 531. 
lioifmanni, 530. 
^ J Drepanacanthus,13i». 
j 131. 
A v i oi 
f * anceps, JLol. 
. ^ gemmatus, 132. 
pectinifer, 132. 
r rovcrsus, 132. 
stellatus, 133. 
b r Drepanaspis, 311. 
; /J v f 4» gemuendencnsis, 311. 
f | r (j uVyprydenius : 437. 
i i - : H 
' ■ i ' « 
: '. r if 
i 1 « J t; f 
<■ r t ^ I 
■ 3 ribfr 
* ■ ri 
r i f 
■ V * H'* t 4 4 
JjAW^insignis, 437. 
y/ %v Ectosteorhachig, 3/S 
378. 
ciceroni us, 388. 
nitidus, 388. 
Edaphodon, 54, 73. 
agassizi, 77. 
bucklapdi, 80, 01. 
crassus, 78. 
dirarieatus, 85. 
eocamus, 85. 
eurygnatbus, 80, 81. 
Edaphodon (cent.). 
t ec mid u s, 85. 
gaskilli, 85. 
gigas, 77. 
helveticus, 84. 
eyi, 73. 
incrassatus, 85. 
kclheimensis, 85. 
iaminosus, 83. 
laterigerus, 85. 
leptognathus, 81, 01. 
longirostris, 85. 
mantelli, 75, 84, 01. 
miersi, 85. 
rairificus, 85. 
monolophus, 85. **• 
reedi, 70. 
sedgwicki, 73. 
sniocki, 85. 
stenobrvus, 85. _ /-/ 
tripartilus, bo. $sy*.N 
Edestus, 03 , 151. 
davisi, 153. . 
gigar.teus, 153. 
ueinricb.si, 152. , . • 
minor, 153,. hr^ e 
protopirata, 153. 
vorax, 133, 154. 
Ei.asmobk INI'.'I ii, 1. 
Elasmodectes, 54, SS 
willetti, 88 . Gen * 
Elasmodus, 54, 88. 
on tr+ss**, 
greenousm, w. 
hunteri, 80. 
Elasmognathus, 88 . 
wiiletti, 88. 
Elonichthys, 487. 
aflinis, 400. 407. 
litkeni, 400. 
binneyi, 400. 
browni, 501. 
bucklandi, 475, 407. 
caudalis, 488. 
crassidens, 500. 
dunsi, 406. 
egertoni, 49-f v UltscU^f 
germari, 487 ‘ 
gigas, 404. 
fo o y 
intermedins, 405, 403 , 
40 /. 
la;vis, 500. 
macropterus, 491. 
iu icrolepidotus, 5( )0. 
nmltistriatus, 5(H). 
nernopterus, 495, 407. 
oblongus, 500. 
ortholepis, 509. 
ovatus, 405. 
pectinatus, 500. 
peltigerus, 489. 
portlocki, 400. 
Elonichthys {coni.). 
pidcberrimus, 498. . . , Ji, 
robisoni, 405. ,4® 
semistriatus, 488. 
serratus, 409. I «, .. / 
I 
species us', 7)01. 
striatus, 401. 
striolatus, 406, 
tenuiserratus, 4'.H3. K'ha.JU.Zr. 5“oj; 
Erisniacanthns, oj, 
146, 150. 
jonesi, 146. b * * 
maccoyamis, 147- 
major, 147. 
“ Esos eislebensis.” 470. 
Euacanthus, 03, 15o. 
margaritatus, 150. * 
Eucephalaspis, 177. 
agassizi, 179’. 
aspera, 1S3. 
lyeili, 179. 
pagei, 183. 
powrici, 182. 
Euctenius, 03, 155. 
elegansPl^V 
uniiateralis, 155. 
Eukeraspig, 193. 
pustulifera, 193. - 
Eumylcdus, 73. 
laqucatus, S6. 
Eunemacanthus, 03, 
103. 
costatus, 105. 
Eupalaeoniscus, 470. 
Eurylepia, 448. 
corrugata, 4.3.0. 
granulata, 449. 
inseulpta, 449. 
lineata, 450. 
minima, 450. 
ornatissima, 450. 
ovoidea, 450. 
striolata, 4.30. 
tuberculata, 419 
Eurynotns, 52-8. 
4 
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ltd* 
T>e/< 
jC/S' 
's' ^ 
apnon, 531. 
crenatus, 529. 
funbriatus. 529. 
'A v 
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4«OH 
"H" 
*> 
U.UVJ1UUUO, ^ 
insignia, 531. l 1 2 y? 
microlepidotus, 5 t ’• ^ *| ^'7,^ 
cr 
tenuiceps, 531 
Eurysomus, 534 
macrurus, 534. 
Eusthencptercn, 301. £ 
foordi. 302. .e-~; 
Euthacanthus, 28,31.^7 5** 
P„rf,i C SO ' 
curtus, 32. 
elegans, 32. 
gracilis, 32. 
grandis, 31. 
macnicoli, 30. 
i 
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