408 
INDEX. 
Lophodus (non/.). 
cotiicus, 2'J3. 
contrnotiis, 'J'27. 
didyiims, 177, 223. 
gibbi?rulu», 211). 
irreguliiris, 227. 
Inivissimus, 177, 
binceolut IIS, 227. 
levis, 227. 
linearis, 227. 
ummmilluris, 221. 
marginalis, 227. 
iiiargodeiitatiis, 228. 
retioubitu.s, 228. 
semitus, 223. 
sinuosus, 228. 
Lophodus, iVetci. ^ 
Worth., 238. 
Tariiibilis, 2.31). 
Lophodus, met., 281 . 
kcuprrinus, 281. 
Meristodon, 200. 
jureiiBis, 278. 
jiiinidoxa, 270. 
Mesiteia, 344. 
omilia). .'Ilti. 
aaliel-alniio, 345. 
Mesobatis, 131. 
e.vimius, 1,'il. 
Slesodmodus, 239. 
ex|ilHimtuB, 239. 
exKCiilptuB, 240. 
ornatuB, 2 10. 
Mesogomphus, 9 1 . 
lingim, 94. 
Mesolophodus, Cl. 
pnililematicuB, (11. 
IMicromesus, 125. 
lUonopterhinus, 157. 
Mustelus, 405. 
stefaiiii, 455. 
Mylacodus, 93. 
qiiadratiis, 93. 
BRSumini, 93. 
Tariiibilis, 99. 
Mylax, 9(5. 
baloidcs, DC. 
MyliobiiteB do Cuiae 
Lain o( to, 109. 
Mvi,ioii.vni).E, 109. 
Myliobatis, 109. 
*(Zygobatis) uciimina- 
tus, 124. 
*acutus, 124. 
altuB, 121 . 
ainerioanu.B, 121. 
angustidons, 119. 
angiistus, 121. 
apennimis, 121. 
Myliobatis (non/.). 
arcuatiiB, Davis, 121. 
arcuatu.s, Schafh., 123. 
bellardii, 121. 
bisulcuB, 121. 
brinigniarti, 121. 
*oaualioulatnB, 124. 
*elaToni8, 124. 
eoloi, 121. 
contractus, 109. 
crassuB, 122. 
cui'vipalatus, 121. 
dimorplius, 121. 
diomedca, 121. 
dixoni, 109, 131. 
duplicatus, 121. 
odwardsii, 1 12. 
elegniis, 121. 
eiircodon, 121. 
I'astigiatus, 121. 
*l'aujaBii, 124. 
funioulatus, 122. 
gazolai, 124. 
gigas, 122, 133, 
*girondicus, 124. 
goniojileiiruB, 113, 115. 
*gracilis, 124. 
granulosus, 122. 
guyoti, 122. 
gyratus, 118. 
*lmidingeri, 125. 
hoterojilcuriiB, 109. 
bolmcBii, 122. 
irregularis, 112. 
jugalis, 118. 
jugoBus, 119, 122. 
luivia, 122. 
latidens, 1 18. 
*latoraliB, 125. 
leognaiicusis, 122. 
*leptacanthus, 125. 
ligusticuB, 122. 
magistor, 122. 
•marginalia, 120, 135, 
nicridiimaliB, 122. 
inicroplcuriia, 122. 
iniororliizuB, 123. 
inordax, 123. 
nitiduB, lie. 
obesus, 123. 
oinbonii, 123. 
•oweui, 120, 135, 
paobyodon, 123. 
plicatilis, 123. 
presaideiiH, 123. 
punctatus, 1 12, 134 , 
regleyi, 123. 
•(Zygobatis) rima, 125. 
rivioroi, 12.3. 
rugosus, Ltidy, 123. 
Myliobatis (nontX 
•(Zygobatis) rugosus, 
Met/e.r, 125. 
saleutiuuB, 123. 
serratus, Leidy, 123. 
Bcrralus, Meyer, 123. 
“epeoiosuB, 12.0. 
•stornbergii, 125. 
striatus, 109, 112, 115, 
110 , 
Btokosii, 11,8. 
Blrobcli, 123. 
Buperbus, 124. 
suluralis, 110. 
testa), 124. 
toliapicus, 109, 113, 
110,120, 135, 
tran.svorsal in, 124. 
tuundens, 1 19. 
TiconiicanuH, 122. 
Mylorhina, 125. 
Myriosteon, 73. 
Narcine, 90. 
gigautoa, 4.09. 
Karcobatis, ‘.kl. 
giganteus, 90. 
Narcoptorus bolcaiius, 
4.09. 
Nebrius, 348. 
“Nemacanthus,” 3S1, 
sm. 
Nothianid.b, 157. 
Notidanus, 157, 30S, 
m. 
auialtboi, 1C8. 
nnoiiialuB, ICC. 
aptionais, ICC. 
bisorratUK, 108,444. 
cuntrarius, 107. 
d'ancoiuc, 104 , 107. 
daviosii, 1C7. 
dolfortriui, 107. 
dontatus, 159. 
oximius, 168. 
gigas, 104 , 105. 
gracilis, 108. 
liuegelia', 107. 
intormediua, 1G7. 
lanoeolatuB, 100. 
loozi, 107. 
nmrgiualia, 107. 
raoneghinii, 105. 
microdon, \W),103,1G4. 
luuensteri, 158. 
nettidbladti, 107. 
orpiensis, 430. 
poctinatUB, 100. 
plcetrodon, 107. 
priuiigeniua, 1G3, 100. 
* Dorsal spines only. 
