VIII TAHLE OF CONTENTS. 



Page. 

 XVII. — The avifauna of the Pribilof Islands— 



Check list of tbe species 355 



The topography of the islands oruithologically considered 357 



Species added to the North Aiuericiin fauna from the group 361 



Geographical distribution of Pribilof birds 303 



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 OK THE TUNICATES OF THE PkIHILOF ISLANDS. 511 



XX. — The Mollusk fauna of the Pribilof I.slands 539 



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



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



XXIII.— A list of the Plants of the Pribilof Islands, with notes on their distribu- 

 tion - 559 



Phii'iiogams 562 



Musci 576 



Hepatica; 580 



Lichens 580 



Geographical distribution of pha'nogams and vascular cryptogams 584 



Authorities 587 



XXI\'. — Alg.i; of the Pribilof Islands.. 589 



