00845nam a22002771 4500 gs 57000079 DLC 20260227111405.0 850318m19569999enkaf b 00000 eng gs 57000079 //r852 DLC/ICU ICU e-uk--- QE797.R5 A36 Ager, D. V. (Derek Victor) A monograph of the British Liassic Rhynchonellidae. London, 1956- v. illus., plates. 28 cm. Issued in parts. Includes bibliographies. "Printed for the Palæontographical Society." Rhynchonellidae. Paleontology Jurassic. Paleontology Great Britain. Palaeontographical Society (Great Britain) British Liassic Rhynchonellidae. 29129 29129