VIII TABLE OF CONTENTS. 



XVII.— The avifauna of the Pribilof Islands— 



Check list of the species 355 



The topography of the islands ornithologically considered 357 



Species added to the North American fauna from the group 361 



Geographical distribution of Pribilof birds 363 



Migration of the Pribilof birds 369 



Annotated list of species 373 



. XVIII. — The fishes of Bering Sea 433 



List of fishes obtained in-the waters of Arctic Alaska 493 



XIX. — A CONTRIBUTION TO THE KNOWLEDGE OF THE TUNICATES OF THE PRIIJILOF ISLANDS. 511 



XX. — The Mollusk fauna of the Pribilof Islands 539 



XXI. — List of insects hithkrto known from the Pribilof Islands 547 



XXII. — List of Crustacea known to occur on and near the Pribilof Islands 555 



XXI II.— A LIST OF THE PLANTS OF THE PrIBILOF ISLANDS, WITH NOTES ON THEIR DISTRIBU- 

 TION 559 



PhiEnogams 562 



Musci 576 



HepaticEE 580 



Lichens 580 



Geographical distribution of phfcnogams and vascular cryptogams 584 



Authorities 587 



XXIV.— AlG/E of THE Pribilof Islands 589 



