Published by Geologischen Rundschau, Band 58, no. 3, 1969, pp. 929-950., 1969
Seller: Eryops Books, Stephenville, TX, U.S.A.
Condition: UNSPECIFIED. Reprint/Sonderdruck; issued w/ front wrap only; minor shelfwear w/ light creasing of corners of leaves; light soiling/foxing of front wrap; o/w in good condition.