Monograph of the naiades of Pennsylvania ...
By: By Arnold. E. Ortmann.
Series: Memoirs of the Carnegie Museum; vol. IV, no. 6: vol. VIII, no. 1
Publisher: Board of Trustees of the Carnegie Institute
Published: 1911
Place of publication: Pittsburgh
Language: eng
Subjects: Unionidae
Notes: "Bibliography": v. 1, p. 338-339; v. 2, p. 335-343.
Cover-title.
Publications of the Carnegie Museum, serial no. 64, 104.
No more published?
Table of contents: title: [v. 1] General introduction.  pt. I. Anatomical investigations.  pt. II. The system of the North American najades.; title: [v. 2] pt. III. Systematic account of the genera and species.