Figs. 1-3. 
16, 17. 
304 
EXPLANATION OF PLATE IIL. 
PYROPSIS (RAPA ?) CORRINA Whitf. (p. 45). 
Three views of a specimen showing the strong columellar fold in Fig. 1. 
PYROPSIS (RAPA?) SEPTEMLIRATA Gabb (p. 44). 
. Acopy of Mr. Gabb’s figure. 
. Two figures of a specimen showing lirations and the columellar fold. From Mullica 
Hill, New Jersey. 
. Views of a large distorted cast showing strong lirations and evidence of transverse costz. 
Acad, Nat. Sci., Phila. 
PERISSOIL.AX DUBIA Gabb (p. 47). 
. View of a large specimen from Professor Reiley’s collection. Holmdel, New Jersey. 
Two views of Mr. Gabb’s type specimen. Acad. Nat. Sci., Phila. 
PYROPSIS? OBESA Whitf. (p. 40). 
Two figures of the type specimen, Fig. 12 showing the columellar folds. Amer. Mus. Nat. 
Hist., New York City. 
TURBINELLA? VERTICALIS. Whitf. (p. 82). 
Opposite views of the type specimen. 
ERIPACHYS ? PALUDINAFORMIS Whitf. (p. 77). 
Two views of the specimen described. 
