Author: Freneix S., Breton G. & Dubus B.,
Title: Le Kimmeridgien de Merrey-sur-Arce (Aube) et sa faune oligospecifique à Placunopsis radiata arcensis nov
Description: 1986. subsp.: Revision du genre Placunopsis (Placunopsidae, nov. fam., Bivalvia). In 4to, offp., pp. 15 with 2 pls and 5 figs. Offprint from Bull. Trim. Soc. Géol. Normandie et des Amis Muséum du Havre, 72(4). [Upper Jurassic]

Keywords: fossil shells paleontology geology


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