[1921] 
XIII. Pisces. 
Pisces . 15 
t Otodus obliquus teeth, Stanton & 
Vaughan Prof. Paprs. U.S. Geol. 
Surv. 128a p. 49 pi. ix fig. 14. 
Lamna cuspidata teeth, Stanton & 
Vaughan t.c. p. 49 pi. ix figs. 12 & 13. 
SCYLIORHINIDAE. 
Scyliorhinus scales and pigmentation 
in young, Ford 49 ; S. canicula, 
stellaris , Delphy 38 ; life-histories, 
Ford 49 ; S. ( IJalaelurus ) poly stigma, 
S. ( Cephaloscyllium ) sujjlans, spp. n. 
Natal, Regan Ann. Mag. Nat. Hist. 
(9) 7 p. 413. 
Pristiurus melanostomus figured, 
Johnsen 97. 
Carchariidae. 
Mustelus vulgaris life-history, Ford 
49. 
C archarias cuspidalus teeth, Ishi- 
wara Sci. Rep. Tohuhu Imp. Univ. (2) 
5 p. 70 pi. xii figs. 12-21. 
Car char kinus macrurus, McCulloch 
126; C. gangeticus p. 71 pi. xii figs. 
22-25, commersonii p. 72 pi. xii figs. 
26-28, teeth, Ishiwara t.c. 
Galeorhinus australis, McCulloch 
126. 
)Hybodontidae. 
f Hybodus rapax p. 3 pi. 1 figs. 1-2, 
sasseniensis p. 6 pi. 1 figs. 3-10, microdus 
p. 8 spp. n. Triassic Spitzbergen, 
Stensio Triassic Fish. Spitz. 
f Acrodus vermiformis p. 18 pi. 2 
figs. 20-21, oppenheimeri p. 21 pi. 3 
figs. 1-11 spp. n. Triassic Spitzbergen ; 
A. spitzbergensis p. 10 pi. 2 figs. 1-19, 
Stensio t.c. 
f Poly acrodus pyramidalis p. 29 pi. 1 
figs. 21-26, angulatus p. 31 pi. 1 fig. 27 
spp. n. Triassic Spitzbergen, Stensio 
t.c. 
\Palaeobates polaris sp. n. Triassic 
Spitzbergen, Stensio t.c. p. 34 pi. 3 
figs. 12-18. 
Cestraciontidae. 
Cestracion danicus sp. n. Palaeocene 
Denmark, Rosenkrantz Com. Palaeont. 
Mus. Min. Geol. Univ. Copenhague 16 
p. 46 (75) pi. ii. 
Squalidae. 
Squalus acanthias life-history, Ford 
49 ; nerves, Norris & Hughes 139. 
Scymnorhinus licha, Klaauw 106. 
Scymnodon sherwoodi sp. n. New 
Zealand, Archey Trans. N. Zealand 
Inst. 53 p. 195 pi. xxxix text-figs. 
HYPOTREMATA. 
Torpedinidae. 
Torpedo electrobiology, Milewski 
130. 
Hypnarce subnigra, McCulloch 126. 
Heteronarce gen. n., garmani sp. n. 
Natal, Regan Ann. Mag. Nat. Hist. 
(9) 7 p. 414. 
Rhinobatidae. 
Trygonorrhina fasciata, McCulloch 
126. 
Raiidae. 
Raia clavata reflexes, Schaefer 185 ; 
R. texann sp. n. Texas, Chandler 
Proc. U.S. Nat. Mus. 59 p. 657. 
Dasybatidae. 
Dasyatia Tcuhlii, brevicaudatus, 
McCulloch 126. 
Urolophus bucculentus, McCulloch 
126. 
Myltobatidae. 
f Ptychodus dentition, probable food, 
Fossa-Mancini 50. 
HOLOCEPHALI. 
Muscles of peotoral girdle, Nishi 138. 
PISCES. 
PAL AEOPTERY G II. 
Triassic of Spitzbergen, geological 
occurrence and geographical distribu- 
tion etc., Stensio Triassic Fish. Spitz. 
1921. 
t PALAEONISCID AE. 
]Bigeria mougeoti, Stensio Triassic 
Fish. Spitz, p. 151 pi. 20 fig. 6, pi. 21, 
pi. 22 figs. 1-3, pi. 23 figs. 1-3, pi. 24 
figs. 1-2, text-figs. 
