Part II - State of New Jersey

Liopeplum cretaceum (Conrad) 1858Plate 56, Figure 7Vol~rtilitAes evetaac11111 Conrad, 1858, .Toor. Acad. Xat. Sei. Phil., 2ndser.? 1~01. 3, p. :1:13, pi. :15? fig. 16.Liopeplzt~~~. cvctncclo?~ Gardncr, 1916, 11. 431, pl. 15; fig. 5.Description.-"Sl~ell thin? highly polishecl, hroadly fusiform, dorsorentrrally compressed; aperture little more than half as high as the entireshell; whorls closely appressed, prohably about six in number, suhtrapezoidalin outlinc, those of tlie spire incrcasing uniformly in size,the body whorl \,cry feeblg constricted upon merging into the pillar;external surface smooth, excepting the broad and somewhat irregular,incremental eorr~~gations; growth sculpture rery prominent upon thelater portion of the ultima, the incrcmentals hroa sut,ure only moderately impressed.Whorls co\~crecl xvith round-crested spiral ridge of callus.Upper three \vhorls ornamented wit11 small, leu, closcly spaced crcnulations:about I6 or 17 on the largest ~vhorl. Growth lincs clearly shownon the body x~horl: rery indistinat on the sl)irc. :\perturc elongate as in1,. leiotler~t~ir~; (Conrad), cndins in ;ulterior ca~~al. Outer lip broadlyarched. Colu~~lclla not well esposecl on the type, but apparently straightiu~d hearing folds." (Richards)Remarks.-"The shell is closely related to L. leiotlern~r~~~ (Conrad),kno\rn from the Afonmouth formation of Maryland, the Ripley ofNEW JERSEY GEOLOGICAL SURVEY