Desmoceratacean ammonites from the type Turonian

24 3 July 493 506

KENNEDY, W. J., WRIGHT, C. W. 1981. Desmoceratacean ammonites from the type Turonian. Palaeontology24, 3, 493–506.

W. J. Kennedy and C. W. Wright Lewesiceras peramplum (Mantell), of which Ammonites lewesiensis Mantell is a synonym, is one of the commonest ammonites in the Turonian of Touraine, France, ranging from the early Turonian to the top of the mid-Turonian. Also present are Puzosia (Puzosia) sp. and Tragodesmoceras mauryae sp. nov.; both genera were previously unknown in the area. The Palaeontological Association (Free Access)