130 Dentition of Pulmonate Mollusks. 
Physa vinosa, Gup. L. & Fr. W. Sh. N. A., II, 81. 
ancillaria, Say. ‘ se GE 683, 
Phy sa Ann. Lye., LX, 255. 
Planorbis trivolvis, Say. Ann. Lyc., IX, 292. 
Ancylus Newberryi, Lna. L. & Fr. W. Sh. N. A., II, 22. 
Erinna Newcom>i A. Ap. Ann. Lyc., X, 349; Phila. Proc., 1374, 54 
Gundlachia Californiea, RowKELu. L. & Fr. W. Sh. N. A., IT, 148. 
PECTINIBRANCHIATA. 
Geomelania, ‘Am. Journ. Conch., VII, 185. 
Blandiella reclusa, Guppy. ‘‘ se is 
Megalomastoma bituberculatum, Sows. Am. Journ. Conch., VI, 218. _ 
Tulotoma magnificum, ConRAD. Ann. Lyc., IX, 298. 
Pomus depressa, Say. L. & Fr. W, Sh., III, 1. 
Vivipara intertexta, SAY. ss 3 16. 
Melantho integra, Say. St 6 30. 
SCUTIBRANCHIATA. 
Neritella reclivata, Say. L. & Fr. W. Sh., III. 101. 
Stoastoma pisum, Ap. Am. Journ. Conch., VII, 184. 
ITelicina occulta, Say. Ann. Lyc., IX, 287; Am. Journ. Conch., VII, 29. 
cor Wee shy sla iGs 
orbiculata, SAy. Am. Journ. Conch., VI, 214. 
DESCRIPTION OF PLATES. 
ILATS) TUL. 
LINGUAL DENTITION OF 
Fig. A. Nanina subcircula, Mouss. 
implicata, Nevill. 
argentea, Rve. 
Rawsonis, Barclay. 
Calias, Bens. 
Calias, Bens. Abnormal central tooth. 
G. Limax semitectus, Mérch. 
H. Velifera Gabbi, W. G. Binn. 
I. Macrocyclis euspira, Pfr. 
Meo Ow 
