Differentiation in hydroid colonies and the problem of senescence.
By: By Harry Beal Torrey.
Series: University of California publications -- v. 2, no. 6.
Publisher: The University Press]
Published: 1905
Place of publication: [Berkeley
Language: eng
Number of pages: 332
Subjects: Hydromedusae.; Regeneration (Biology)
Notes: At head of title: Contributions from the laboratory of the Marine Biological Association of San Diego. VI.

Issued in single cover with v. 2, no. 7 of the series.