Part II - State of New Jersey

CRETSCEOUS FOSSILSFamily VolutidaeVolutodenna woolmani TVl~itfield 1893Plate 59; Figure 9170.'~ftoder~rra wool~~!ani T\Tl~itfield; 1893, Sautilusl vol. '7: pp. 37 and51, pl. 2, figs. 4-5.I'olzctoder~na woolmani T\'eller, 1907, p. 7'74, pl. 91, figs. 18-19,Description.-"Shell, as shown by the ii~terllal cast, somewhat morethan an inch in length, and having a diameter of the body volution ofseven-sixteenths of an inch in the east, being more slender than anyspecies yet cleseribed. T'olutions largest just helow the suture and attenuatehelow: forming a moderately long heak; marked in the upperpart by eight compar;rtively strong vertical plications, which are ohsoletebelow. Colnmella marked by three very distinct folds or ridges,the lorvest of ~vliich is the strongest. These are well marked on the insideof the upper volutions.'' (T\'hitfield)Rentarks.-This species is a rery distinct one, and differs from othermembers of the genus in the Nclv Jersey faunas in its smaller size andmore slender form. (nTeller)Range ,in New Jersey-I~E~~CHANTV~IILE : 151'ype.-Lenola, X. J. ; AXS1' 3i.Volutoderma biplicata (Gabb) 1860Plate 59, Figures 8, 11l'ol~ctilithes biplieutu. Gabb, 1860, Jonr. Bead. Nat,. Sci. Phil., 211~1 ser.,vol. 4, p. 300, ~ 1. 48, fig. 6.Volutodernln biplicata TVhitfield, 1892, p. 90, pl. 10, figs. 1-2.lroLzrtor7ern~u biplicatc~ \\'eller, 1907, p. 775, pl. 91, figs. 13-17,Descviption,.-"Shell of medium size, robust, pyriform in outline,with a low spire and very lt~rge body volution; whorls three to four,ventrieose, 1;rrgest above the middle and narro~ved below; aperturerery large, elongate, two-thirds the length of the shell and semielliptical,straightened on the inner side and rounded on the outer margin;columella strong, marked by two strong oblique folds near the middleof its length; surface unknolrm, but on the inner volution of the typeand on a smaller specimen in the eolleetion of the American Museumof Natural History, there are a few distant vertical plieations, faintlyindicated, hut which (lo not estend below the most ventrieose part ofthe whorl." (Whitfield)Range in h'ew Jersey-AfERCRBNTVILLE : 14, 15, 16WOODBURP: 19NEW JERSEY GEOLOGICAL SURVEY