A discussion of species characters in Triposolenia.
Subtitle: I.--The nature of species characters.  II.--The adaptive significance of species characters.  III.--The coincident distribution of related species.
By: By Charles Atwood Kofoid.
Series: University of California publications in zoology, v.3, no.7; University of California publications in zoology -- v. 3, no. 7.
Publisher: The University press]
Published: 1906
Place of publication: [Berkeley
Language: eng
Number of pages: 126
Subjects: Triposolenia.
Notes: Issued in single cover with v.3 no. 6 and 8 of the series.

Bibliography: p. 126.