AMERICAN MUSEUM OF NATURAL HISTORY 



A Guide to the Sponge 

 Alcove 



By Roy Waldo Miner 



Assistant Curator of Invertebrate Zoology 



REPRINTED FROM THE AMERICAN MUSEUM JOURNAL 

 VOLUME VL No. 4, OCTOBER, 1906 



New York: Published by the Museum 



Guide Leaflet No. 23 



