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ISBERG, ORVAR: STUDIEN ÜBER LAMELLIBRANCHIATEN DES LEPTAENAKALKES IN DALARNA. BEITRAG ZU EINER ORIENTIERUNG ÜBER DIE MUSCHELFAUNA IM ORDOVICIUM UND SILUR. Lund, Håkan Ohlssons Boktryckeri, 1934. 8vo. 428 pp. + errata leaf + 32 helio gravure plates, each with explanatory text leaf. 9 text illustrations. ¶ First edition. Doctoral thesis. Lamellibranchiata, a class of mollusca including all those that have bivalve shells, as clams, oysters, mussels. Includes bibliography (pp. 423-8).Cloth, library stamps (withdrawn from the Stockholm Public Library). DKK~ 360 NOK~ 383 SEK 451 EUR~ 48 USD~ 75 GBP~ 32 JPY~ 7.840 · EDL51874 · Olof Edlund, Årsta (SE) ·

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