Published by Boletin Paleontologico de Buenos Aires No. 6, 1936, 4 pages., 1936
Seller: Eryops Books, Stephenville, TX, U.S.A.
Magazine / Periodical
Condition: UNSPECIFIED. ORIGINAL Reprint/Offprint of journal article; no covers; small nicks along edges, o/w in good condition. Magazine/Periodical.