Cover image for Permian sphenopsids from Antarctica
Title:
Permian sphenopsids from Antarctica
Author:
Rigby, J. F.
Personal Author:
Publication Information:
Washington : U.S. Govt. Print. Off., 1969.
Physical Description:
iii, 13 pages, 12 unnumbered pages : illustrations ; 29 cm.
Language:
English
Format :
Book