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CONTENTS. 
1.— SOLENODON PARADOXUS. By Grover M. AuLEN. 9 plates. June, 1910 . 
2.— BREWSTER’S WARBLER. By Watrer Faxon. 1 plate. January, 1911 
3.— THE CHISMOPNEA (CHIMAEROIDS). By Samurt Garman. September, 1911 
4.— SOME CHINESE VERTEBRATES. 
INTRODUCTION. By SamurL HensHAw 
PISCES. By Samurt GarMaNn ; 6 F s F 
AMPHIBIA AND REPTILIA. By TxHomas Barsour 
AVES. By Joun E. Tuayrer and Outram Banas 
MAMMALIA. By Gtover M. ALLEN . 
6 plates. August, 1912. 
. 5— ZAGLOSSUS. By Giover M. Auten. 2 plates. October, 1912 
. 6— BREWSTER’S WARBLER (HELMINTHOPHILA LEUCOBRONCHIALIS) A 
HYBRID BETWEEN THE GOLDEN-WINGED WARBLER (HELMINTHO- 
PHILA CHRYSOPTERA) AND THE BLUE-WINGED WARBLER (HELMIN-— 
THOPHILA PINUS). By Watrer Faxon. August, 1913 
7—A NEW MYLODON. By Guover M. ALLEN. 4 plates. September, 1913, 
. 8— NOTES ON THE CRAYFISHES IN THE UNITED STATES NATIONAL MU-— 
SEUM AND THE MUSEUM OF COMPARATIVE ZOOLOGY WITH DESCRIP- 
TIONS OF NEW SPECIES AND SUBSPECIES TO WHICH IS APPENDED A 
CATALOGUE OF THE KNOWN SPECIES AND SUBSPECIES. By Watter 
Faxon. 13 plates. July, 1914 
.9— STUDIES FROM THE NEWPORT MARINE LABORATORY.— XVI. THE 
DEVELOPMENT OF OSSEOUS FISHES. Il. THE PRE-EMBRYONIC 
STAGES OF DEVELOPMENT. PART SECOND. THE HISTORY OF THE 
EGG: CLEAVAGE, FORMATION OF THE PERIBLAST, AND DEVELOP- 
MENT OF THE GERM RING. By Atexanper AGassiz and C. O. Wuirman. 
11 plates. April, 1915 jAsea,. “Ug 
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