A B C D E F G H I J K L M N O P Q R S T U V W X Y Z #0-9

. (1961-1962) ( : [1] Casey R. 1961. A Monograph of the Ammonoidea of the Lower Creensand, part 3. Palaeonrographical Society. London. p. 119-216, fig. 39-68, pl. 26-35. [2] Casey R. 1962. A Monograph of the Ammonoidca of the Lower Greensand, part 4. Palaeontographical Society. London. p.217-288, fig.69-103, pl. 36-42)