3 treff

The oyster, clam, and other common mollusks
by Alpheus Hyatt
Bok Engelsk 1888
Revision of the North American Poriferæ... (Part II)
by Alpheus Hyatt
Bok Engelsk 1877
Observations on Polyzoa Sub-order Phylactolmæmata
by Alpheus Hyatt
Bok Engelsk 1866