Published by New Zealand Geological Survey Paleontological Bulletin 25, 1956, 24 pp. + 5 plates., 1956
Seller: Eryops Books, Stephenville, TX, U.S.A.
Hardcover. Hardcover; ex-corporate library; minor shelfwear w/ lightly bumped corners and small creases at corners of leaves; o/w in good condition.