Vol. VII] WARING— STRATIGRAPHIC AND FAUNAL RELATIONS 83 



Fasciolaria mucronata (Gabb) 



PI. 12, Fig. 5 



Neptunea mucronata Gabb, Pal. Gal., vol. 2, p. 147, pi. 26, 

 fig. 25. 



"Shell moderate in size, thin, rounded, fusifonn ; spire ele- 

 vated, acute; whorls seven, rounded; suture sharply defined, 

 linear; body whorl regularly convex, swollen in the middle, ex- 

 cavated in advance. Aperture large, acute behind, continued 

 into a canal in advance ; outer lip simple, thin ; inner lip slightly 

 incrusted; canal moderately produced and a little deflected. 

 Surface marked by a few faint striae of growth, and by regular, 

 small, revolving, impressed lines." Locality 5, L. S. J. U. Pal. 

 Goll. 



Ficus plectatus, new species 



PI. 12, Fig. 8 



Shell thick, pyriform; body-whorls rounded below and 

 squared above, slightly flattened on the sides; whorls five, 

 rapidly increasing in size ; spire low, suture indistinct ; aperture 

 narrow ; canal moderate and slightly curved, outer lip simple, 

 columellar lip sinuous; body-whorl ornamented by 15 very 

 prominent transverse ribs which are abruptly truncated at the 

 shoulders ; surface marked by fine spiral lines which run across 

 the ribs. Locality 4, L. S. ]. U. Pal. Coll. 



Retipirula crassitesta (Gabb) 

 PI. 13, Figs. 1 and 2 



Turhinella crassitesta Gabb, Pal. Gal., vol. 2, p. 157, pi. 26, 

 fig. 37. 



Shell moderate in size, subfusiform, thick, spire low ; whorls 

 four to four and one-half, suture distinct; surface marked bv 

 four or five large revolving ribs on the middle and upper part 

 of the whorl, and smaller ones anteriorly; the larger of these 

 crossed by about 15 longitudinal folds, each point of intersection 

 being marked by an enlargement and formation of a tubercle ; 

 aperture broad in the middle and narrowed and straight in ad- 

 vance; outer lip acute and undulated on the margin and pos- 

 sessed of an interior partition which makes the aperture small ; 



