PLATE LXXXV. 
Ooncavum-zone. 
Figs. 1—3.—Sonninia EUROMPHALICA, S. Buckman. 
Fig. 1.—Side view of a specimen with very little test on the outer whorl. 
Bradford Abbas. From my father’s Collection. (Page 362.) 
Fig. 2.—Front view. 
Fig. 3.—T wo septa of the same specimen. 
Figs. 4—6.—Sonninia apnormis, 8S. Buckman. 
Fig. 4.—Side view of a specimen with most of its test. (The specimen is 
labelled Bradford Abbas, but the matrix does not quite seem to agree with that of 
the Concavum-zone.) My Collection. (Page 377.) 
Fig. 5.—Front view. (The ribs are shown too reclinate, and not sufficiently 
turned towards the front; but the ventral inclination is not pronounced on this 
fossil.) 
Fig. 6.—Portions of two septa. 
Figs. 7, 8.—SonnInNIA, sp. 
{2) 
Fig. 7.—Side view of a small costate shell, perhaps the young of Sonninia 
obtusiformis. (See Pl. LXXII, and page 333.) Bradford Abbas. My Collection. 
Fig. 8.—Front view. 
