12 Pisces. 
XV. Pisces — Euselachii. 
[ 1917 ] 
SCYLIORHINIDAE. 
Scyliorhinus canicula hermaphrodite, 
B amber 14 ; embryology, Wintrebert 
148, 149 ; S. punctatus sp. n. S. Africa, 
Gilchrist Mar. Biol. Rep. 2 p. 129 
fig- 
Petalodontidae. 
f Polyrhizodus grandis sp. n. Carboni- 
ferous of Illinois, Eastman Proc. U.S. 
Nat. Mus. 52 p. 257 pi. viii figs. 1, 2. 
Hybodontidae. 
t Helodus subtuberatux sp. n. Devonian, 
Alberta, Lambe Bull. Mus. Victoria 
Canada 1 p. 24. 
Heterodontidae. 
Gyropleurodus peruanus sp. n. Peru, 
Evermann & Radclifee Bull. U.S. 
Nat. Mus. 95 p. 2 pi. I f. 1. 
Squalid ae. 
Squalus brevirostris sp. n. Japan, 
Tanaka Fishes of Japan 26 p. 464 f. 
364 ; S. acanthias skull, Wells 145 ; 
development of suprapericardial body, 
Camp 29 ; of intestine, Hoskins 71. 
HYPOTREMATA. 
Torpedinidae. 
Electric, motor norve cell, Dahlgren 
33 ; electric organs, Thulin 142. 
Raiidae. 
Raid ampullary canals, Lamont 
88 . 
Trygonidae. 
Pleroplalea australis, McCulloch 
95. 
HOLOCEPHALI. 
Chimaera monstrosa, distribution, 
Thompson 139 ; C. colliei chondro- 
cranium, Allis 4. 
PISCES. 
PALAEOPTERYGII. 
Platysomidae. 
f Ecrinesomus, Andersson 8. 
fCATOPTERIDAE. 
f Gatopterus gracilis, Eastman 39. 
NEOPTERYGII. 
PROTOSPOND YLI . 
ISemionotidae. 
•j Lepidotus ccngolensis sp. n. Trias 
Congo, Hussakof Bull. Amer. Mus. 
37 p. 761 figs.; L. walcotti sp. n. Trias 
of Wyoming, Eastman Proc. U.S. Nat. 
Mus. 52 p. 283 pis. xii f. 4 xiii f. 3. 
|Macrosemiidae. 
■ \Notagogus minutus sp. n. Jurassic 
Bavaria Eastman Proc. U.S. Nat. 
Mus. 52 p. 287 pi. xiv f. 4. 
fASPIDORHYNCHlDAE. 
■ \Belonostomus tenuirostris, Eastman 
39. 
fPYCNODONTIDAE. 
Stiucture, evolution, Woodward 
152. 
ISOSPONDYLI. 
Clupeidae. 
Clupea synopsis of spp., Regan 
Ann. Mag. N.H. (8) 19 p 227 ; G 
harengus in captivity, Williamson 
147 ; growth, Andersson 9 ; G. 
pallassii variation, life history, Thomp- 
son 140. 
Sardina sardina, Bounhiol 25, 26. 
Sardinella camerontnsis p. 380 Cama- 
roon dayi p. 381 India spp. n., Regan 
Ann. Mag. N.H. (8) 19. 
Harengula revision, Regan t.c. p. 
386. 
Lile platana sp. n. La Plata, Regan 
t.c. p. 394. 
Heringia revision, Regan t.c. p. 394. 
Hyperlophus translucilus sp. u., 
McCulloch Rec. Austral. Mus. 11 p. 
1 65 pi. xxix f. 3 . 
Alosa finta habits, Bounhiol 27. 
Pomolobus revision, Regan Ann. 
Mag. N.H. (8) 19 p. 299. 
Brevoortia pectinata, Regan t.c. p. 
301. 
Ethmalosa gen. n. type Clupea 
dorsalis, Regan t.c. p. 302. 
Hilsa gen. n. = Paralosa Regan nec 
Bleek. revision of spp., Regan t.c. p. 
303. 
