Ein konkretionares Pseudofossil= A concretionary pseudo-fossil/

Main Author: Eisenack, Alfred, 1891-
Format: Book
Language:German
Published: Stuttgart: [s.n.], 1976
Subjects:
Item Description:Reprint from: N. Jb. Geol. Palaont. Mh., Jg. 1976, Heft 4
Physical Description:p. 193-196 : ill. ; 23 cm