- 154 - 



Philipioi (l) of the same size are more elongated, much less in- 



(1). Zeitschr. fur I.'al. , vol.. 8, p. 50, 1851, (= A. bio ops 

 d'Orhlgny =A. orbig.^'i Zohelt). 



flater!, ';,'ith lar.'er and 'broader'-ambones. 



Occurrence.- lower Kiocene: Bowden beris, Bowden, Jamaica, 



