K.B. a,. Summit or nucleus . i. Margin, of mouth, err Tens tome,. c. T%e inner or cohemeOa, Up. d Outer lip. e Front edg e f Binder edge of 
g. The, hollow tools or lomMUmos. Tu Sjfire. i. First whorl, k. Body whorl. 1. Suture, rru MioscuZar impression, re Zongvtudinal, slit. o. Cohort, 
p. Dissepiment, between the, whorls. The Farts of the, various shells haring the, same number nr letter are similar. 
