Editore: Annales de la Societe Geologique du Nord, 1977, pp. 363-372., 1977
Da: Eryops Books, Stephenville, TX, U.S.A.
Rivista / Giornale
Soft Cover. ORIGINAL PUBLICATION; Reprint, softcovers, in very good condition. Magazine/Periodical.
Editore: Annales de la Societe Geologique du Nord, 1977, pp. 363-372 + 1 plate/planche., 1977
Da: Eryops Books, Stephenville, TX, U.S.A.
Rivista / Giornale
Soft Cover. ORIGINAL PUBLICATION; Reprint, softcovers, in very good condition. Magazine/Periodical.
Editore: C. R. Acad. Sc., 1977, pp. 1513-1515., 1977
Da: Eryops Books, Stephenville, TX, U.S.A.
Rivista / Giornale
ORIGINAL PUBLICATION; Reprint, no covers; w/ minor edgewear w/ several small nicks along fore-edge, o/w in good condition. Magazine/Periodical.
Editore: C. R. Acad. Sc. Paris, 1977, pp. 1513-1515., 1977
Da: Eryops Books, Stephenville, TX, U.S.A.
Rivista / Giornale
ORIGINAL PUBLICATION; Reprint, owner's catalog number, no covers; in very good condition. Magazine/Periodical.
Editore: Palaeovertebrata, 1980, pp. 133-154 + 1 plate., 1980
Da: Eryops Books, Stephenville, TX, U.S.A.
Rivista / Giornale
ORIGINAL PUBLICATION; Reprint, no covers, signature on first page, o/w in very good condition. Magazine/Periodical.