Part II - State of New Jersey

44 CRETACEOUS FOSSILSRange outside New Jersey-North Carolina, Sout,h Carolina, ICississippi, Alabama.Type.-Owl Creek, Tippah Co., Miss.; ANSP 15016.Rostellaria curta Whitfield 1892Plate 53, Figure 10Rostellaria curta Whitfield, 1892, p. 109, pl. 13, figs. 9-13.Rostellaria curta Weller, 1907, p. 721, pl. 83, figs. 9-13,Description.-"Shell small and co~nparatively short for a species ofthe genus; spire short, the apical angle being about 45' in some spccimens,and in other individuals rather less; volutions convex, four orfive in number, only four in the casts; suturcs deeply marked, indicatinga comparatively thick shell; hody volution large, half as long asthe entire length of the cast, or sometimes three-fifths of the entirelength; base of the hody volution estended in front; aperture equalingone-half the length of the cast; elongate elliptical in outline, acuta atthe upper angle and thc margin extending above the line of the suture~vhere the lip has extended upon the preceding volution ; lower marginof the aperture prolonged and narrow; outer margin more convex thanthe inner; columellar cavity rather large, indicating a strong :andthickened columella, which has been smooth and ~vithoat any indicationsof folds or markings; surface of the volutions marked by distantbut not very strong vertical folds, which are only seen on the internalcast upon careful examination; surface of the shell and features of thelip and posterior canal unknown. " (Whitfield)Remarks.-Similar to Prifust~s clevata (TVhitfield) hut Rostella~.iaeurta is smaller and has a more pointed and shorter spire. Weller mcntionedthat Whitfield's fig. 10 overcmphasized the revolving costaenear the aperture.Range in New Jersey-MT. LAUREL-NAVESINK: 47,53Type.-Crossxvicks Creek; XJSJI 7636Rostellaria fusiformis Whitfield 1892Plate 53, Figure 11Rostellaria fusiformis Whitfield, 1892, p. 130, p1. 13, figs. 14-15.Rostellaria fusifonnis Tl'eller, 1907, p. 722, pl. 83, figs. 16-17.Description.-"Shell small, slender and fusiform; spire clevatedand slender, the apical angle being about 20" or 25' ; volutions slender,slightly convex on their exposcd surfaces; four only prescrvc(1 in thecast. but there hare been four or five more above, making eight or morein all; body volution greatly prolonged in front, forming n long slenrlerbeak with a proportionally strong axis. leaving quite a good-sized axialNEW JERSEY GEOLOGICAL SURVEY