Author: WANNER, J. Title: Ptilocrinus, eine neue Krinoidengattung aus dem Unterdevon der Eifel.
Description: 1916. Reprint: Z. deu. geol. Ges. 68-3; pp. 343-359, 3 fig. 1 pt. h.t. Orig. wrps. with unobtrusive libr. stamp, in plain new wrps. very good.
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Price: EUR 6.00 = appr. US$ 6.52 Seller: Lingua Terrae Books
- Book number: 82502
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