Fischer, J. C. — Révision et essai de classification des Chaetetida (Cnidaria) post-paléozoïques.

Paris, Masson, 1970. 4to (27.0 x 22.0 cm). 72 pp.; 35 text figures, six plates. Original printed softcover. = An important contribution to the morphology and phylogeny of a small, enigmatic group of anthozoan corals, known from the Palaeozoic (Ordovician) to the Eocene. Some regard them as belonging to an entirely different group, namely the sponges. Fischer regards them as belonging to the cnidaria, Hydrozoa indeed. Published in the Annales de Paléontologie. Invertébrés, being the complete vol. 56(2). Printed strip with title mounted to the spine, otherwise unmarked, as new. Scarce.