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[ATtfe.—The numbers of pages on which merely incidental references occur 
are printed in italics.] 
Acanthaspis, 128,- 
arm at a, 129. &-OJ, Jr 
Acanthodes, 2, 
afrtnis, 14. 
antiquus, 13-^e^y. ^ 
bronni, 2, 5. J 
concinnus,'10. 
coriaceus, 12. 
gracilis, 5. 
lopatini, 14. 
r s** {*£- niicracantlms, o51. 
mitchelli, 19, 14, 551. 
nitidus, 5, 9. 
parvulus, 14. 
peachi, 12. 
pusillus, 11. 
pvguueus, 10. 
rouvildei, 7. 
sulcatus, 10, 551. 
wardi, 2, 5, 8, 15. 
Acanthodid^e, 2. 
ACASTIloDII, I. 
Acanthodopsis. 3, lfi. 
egertoni, 15. 
wardi, 15. 
Acanthcessus, 2. 
bronni. 5. 
Acantliolepis. 128. 
^ pustulosa, 129. 
Acentrophcrus, 486. 
Acipenser bituminosup, 
4 < i • 
AClPENSFUtlD-E, 424. 
Acondylacanthus, 
03, 102, 107. 
asquicostatus, 109. 
attenuatus, 197. 
colei, 108. 
di-tans, 108. 
gracilis, 109. 
Acondylacanthus 
\ ((CO fit .). 
ienkinsoni, 109. 
v r 
juneeus, 109. 
mudgianus, 119 . 
nunerus, 110. 
Occidents lis, 109. 
rectus, 109. 
remotus, 109. 
tenuistriat.us ( Reman - 
ov\<ky), 110. 
tenuistriutus, Dari.*, 
108. 
tuberculatus, 110. 
xiphias, 110. 
Acroiepis, 430 , 404 . 
501. 
acutirostris, 509. 
africana, 509. 
angusta, 502. 
aspera, 502, 503. 
digitata, 508. 
drummondi, 509. 
dunkeri, 502. 
exsculpta, 505. 
gigantca, 502._ - 
55 , 
b , o l "‘ wu ,, V“- <?/CffC &it 
kopkirisi, oOO. * ~ iT f.\ 
liortonensis, 508. 
intermedia, 59 . 4 . 
kirkbyi, 504^ Are/c/r a< v. 
macroderma, .595. 
murchisoni. 5U9. 
ornata, 505. 
ortholepis, 509. 
rankinei, 506. 
reticulata, 599. 
rhombifera, 505. 
6edgwicki, 501. 
semigranulosa, 507. 
wilsoni, 507. ’ 
S & r-oS'c/f ?'o&z&vi., /v'.V . 
/ &9 
Actinistia, 894. 
Actinolepis. 208. 
tuberculata, 205. 
A ctinophorus, 486 
clarki, 487. 
Actixoptesygii, 423. 
Aganac anthus. 
145. 
striatulus, 146. /ry^ ss 'f ***** 
Agassichthys, 808. u., 
inanni, 804. 
sullivanti, 804. } 
Am acanthus, 106. 
gibbosus, 106. 
Amblypterus, 487. 
agassizi, 513. 
anconosechmodus, 48-1. 
angustus, 447. 
arcuatus, 444. 
beaumonti, 448. 
blainvillei, 445. / • ✓ 
caudatus, 447)7 ' A 5 ., 
co= tutus, 44 1 . 
decipiens, 510, 512. 
decoras, 444. 
dimidiates, 440. 
duremovi, 440. 
elongatup, 440." 
eupterygiuB, 492._ 4*4 
eurvptervgius, 49A_ - 
gelbc-rti 447. /e , Mmo/7 
gibbus. 440. ' 
gigas, 194. _ 
lateralis, 48S. 
latiinanus, 513. 
latus, 487. ^ 
lepidurus, 440. £ i ^* J *''+**~* 
maeropterus. 491. / ^ 
minutus, 441. 
nanus, 4±7. 
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