On the Syncarida, a hitherto undescribed synthetic group of extinct malacostracous Crustacea
By: by A.S. Packard.
Contributors: Packard, A. S. 1839-1905.; Packard, A. S. 1839-1905.; National Academy of Sciences (U.S.)
Series: Memoirs of the National Academy of Sciences -- v. 3, 15th memoir
Publisher: G.P.O.
Published: 1886
Place of publication: [Washington
Language: eng
Number of pages: 139
Subjects: Crustacea, Fossil.
Notes: Cover title.

"Read April 21, 1885."

Includes: On the Gampsonychidæ, an undescribed family of fossil schizopod crustacea; On the Anthracaridæ, a family of carboniferous macrurous decapod crustacea