\ 
Genus XVIII. Purpura. 
circumftance; c. a caft, refembling the animal ; d. ditto, in fer, 
ruginous Agate— Le Singulier— Singular— Soifions. 
Genus IX. TEREBRA— Vis— Screw. 
1410. Undata — a. Large; b. agatified caft of the point of a 
large one, with part of the ftiell in which it was moulded on at; 
in § the‘^t^*lm^e 7 ' 6 ?Tr 4 lt^ite oval granules refembling 
egg S ; c. part of an agatified call of the point of another; this has 
like oval white granules in it ; d. a very fine and complete agatified 
caft of the point of another ; very rare— L’Ondulee— Undulated 
— France — Rare. 
Genus X. PYRUM— Poire— Pear. 
14x1. Sinuatum— a. With a fhort fpire ; b. with a long fpire— > 
La Sinueufe— Sinuated, or Notched— France— Rare. 
Genus XI. CLAVA— Massue— Club. 
1412. Nodofa— La Noueufe— Knobbed— France— Very fcarce. 
Genus XII. CASS 1 DULA — Petit Casque — Spxnep 
Helmet. 
1413. Radiata— Le Raye— Radiated— France— Rare. 
Genus XIII. FICUS— Figue— Fig. 
1414. Rhomboides — Le Rhomboide Rhomboidal Fiance. 
Genus XIV. RHOMBUS— Lozenge— Lozenge, 
1415. Nodofus — La Noueufe — Knobbed Fiance. 
Genus XV. BUCCINUM— Buccin— ' Trumpet. 
14x6. La Trompette— Trumpet— Italy. 
Genus XVI. TURRIS— La Tour— Tower, 
j 4 1 7. La Tou r — T ower— Italy. ; 
Genus Xyil. COLUS— Quenouille— Distaff. 
1418. La Quenouille— Diftaff— France. 
1419. Carinatus— La Quille de VaiiTeau— Keeled— France, 
Genus XVIII. PURPURA — Pour pres— Purple. 
2420. La Pourpre — Purpura — Italy. 
Genus 
