INDEX. 
-T' 
/ 
. jut'* . 
, 4 ' 474 
fj* ^ 
~ctozs v ^ L * / ’ Synechodus {cant.). 
' ^7^/recurvus, 329. 
w/VoU^, 3^7- Bulcatus, 330. 
7 _,2- • tenuis, 329. 
Jj *~S‘ n ^ 3 ^ ' Syrrhina, 78. 
V/cPt/'Tw*^, 3'S/- 
Taeniodus, 176,195. 
contortus, 200. 
fasciatus, 200. 
obliquus, 201. 
regularis, 184. 
Taeniura, 152. 
knerii, 153. 
Tanaodus, 34. 
angularis (Chomato- 
dus), 48. 
bellicinctus, 39. 
depressus, 39. 
gracillimus (Chomato- 
dus), 48. 
grossiplicatus, 39. 
multiplicatus, 49. 
obscurus (Cliomato- 
dus), 228. 
polymorphus, 39. 
praenuntius, 39. 
pumilus, 39. 
sculptus, 39. 
sublunatus, 39. 
Tectospondyli, 30. 
Thaumas, 65. 
alifer, 65. 
fimbriatus, 65. 
speciosus, 67. 
Thectodus, 279. 
crenatus, 282. 
glaber, 282. 
inflatus, 282. 
tricuspidatus, 282. 
Thoracodus, 39. 
emydinus, 39. 
Thrinacodus, 2. 
bicornis, 14. 
duplicatus, 14. 
incurvus, 14. 
nanus, 14. 
Thyellina, 340. 
angusta, 3-10. 
curtirostris, 342. 
elongata, 341. 
prisca, 322. 
Tomodus, Trautsckold, 
191. 
argutus, 229. 
Tomodus, Agassiz, 181, 
191. 
convexus, 191, 206. 
craigi, 177, 192. 
laciniatus, 176, 192. 
(?) limitaris, 192. 
Torpedinid.®, 90. 
Torpedo, 90. 
egertoni, 90. 
gigantea, 90. 
Triglochis, 360. 
Trigonodus, Newh. & 
Worth., 185. 
major, 189. 
minor, 185. 
Trigonodus, Winkler, 
65. 
minutus, 343. 
primus, 72. 
secundus, 344. 
tertius, 344. 
“ Trilobites bitumino- 
sus,” 35. 
Triodus, 2. 
sessilis, 3. 
Tristychius, 244. 
arcuatus, 245. 
fimbriatus, 245. 
minor, 244 
angustus, 193 
bell ulus, 195. 
Tropidodus, 331. . . I , 2 egertoni, 194. 
Trygon, 152.tf^V*<’ / ^ * imitatus, 195. 
Vaticinodus, 185, 212. 
(?) carbonarius, 190. 
discrepans, 190. 
(?) lepis, 191. 
(?) similis, 191. 
simplex, 191. 
tenerrimus, 190. 
vetustus, 186, 190. 
Venustodus, 218, 225. 
argutus, 228. 
leidyi, 228. 
robustus, 228. 
tenuicristatus, 228. 
variabilis, 229. 
Wodnika, 248. 
althausi, 248.^ _ j e 
striatula, 248^^*'^ 
Xenacanthus, 2. 
decheni, 3. 
Xenodolamia, 429. 
pravus, 429. 
simplex, 429. 
Xiphodolamia, 157. 
ensis, 168. 
Xiphotrygon, 153. 
acutidens, 154. 
Xystrodus, Agassiz, 
192. 
alatus, 195. 
l.Ob 
ensifer, 153.^^^* f 
gazzolae, 158. h ~ 
oblongus, 
pastinacoides, 153. 
targionii, 152. 
Trygonid^;, 152. 
Trygonobatus, 153. 
crassicaudatus, 153. 
vulgaris, 153. 
Trygonorhina, 83. 
dezignii, 83. 
Urogymnus, 1 53. 
zigni, 153. 
Urolophus, 154. 
(?) bicuneatus, 154. 
princeps, 154. 
inconditas, 195. 
(?) occidentals, 195. 
parkeri, 195. 
simplex, 195. ^/. 
striatus, 193. 
verus, 194. 
Xystrodus, Flieninqer, 
y 460 .^ 7 - 
finitimus, 460. 
Zy gasna, 453. 
Zygobates, 125. 
acuminatus, 124. 
dubius, 127. 
rima, 125. 
rugosus, 125. 
studeri, 127. 
woodwardi, 127. 
PRINTED BY TAYLOR AND FRANCIS, RET» LION COURT, FLEET STREET. 
