Contributions towards a synopsis of the American forms of fresh water sponges with descriptions of those named by other authors and from all parts of the world /
Potts, Edward
Contributions towards a synopsis of the American forms of fresh water sponges with descriptions of those named by other authors and from all parts of the world / by Edward Potts - Philadelphia : Academy of Natural Sciences, 1887 - 157-279 p. : ill. ; 23 cm - Proceedings of the Academy of Natural Sciences of Philadelphia .
firma autore
Contributions towards a synopsis of the American forms of fresh water sponges with descriptions of those named by other authors and from all parts of the world / by Edward Potts - Philadelphia : Academy of Natural Sciences, 1887 - 157-279 p. : ill. ; 23 cm - Proceedings of the Academy of Natural Sciences of Philadelphia .
firma autore