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viii
CONTENTS.
PAGE
BALISTIDÆ 288
Balistes ib.
velatus 290

CARTILAGINEI 291
ACIPENSERIDÆ 293
Acipenser 295
sturio ib.

CHIMÆRADÆ 298
Chimæra ib.
monstrosa 299

SQUALIDÆ 300
Zygænina 304
Pristina 305
Squalina ib.
Spinacina 308
Squatinina ib.
Scyllium 309
catulus 310

RAIADÆ 311
Rhinobatina 314
Torpedinina ib.
Raiana 316
Trygonina ib.
Myliobatina ib.
Raia 317
clavata ib.

PETROMYZONIDÆ 319
Petromyzon 321
marinus 322
fluviatilis ib.