1912 AMMONITES CRASSIUSCULOSUS 62c 



Comparable Species 



Am. communis, J. Sowerby, 1815, cvii, 2. 



Am. crassus ; Quenstedt, 1849, xiii, 10. 



Am. raquiniamts ; Chapuis & Dewalque, 1855, vii, i. 



And see Nos. 31, 35, 51, 58. 



