Genus VIII. Nerita, 
*# 
Genus III. AMMONIA — Corne d’Ammon — Ammon’s 
Horn, or Ram’s Horn. 
1397. ModeleS d’une Corne d’Ammon Agatifie— An Agatified 
Caft of an Ammonia— -France This is m C/alcedony, 
\vhich has been moulded in the fliell of an Ammonia, from which 
it has received its prefent form. Very rare. 
!398. Une Corne d’Ammon, remplie de Pierre Calcaire, les 
Divifions que partagent les Cellules ou Chambres, remplies d* 
Pyrites de Fer— An Ammonia, filled with a Yellow Calcareous 
btone; the Iartinons, which divide the Cells or Chambers, fatu- 
ra e wit 1 Pyrites of Iron Germany — Rare — This is cut in two 
and polifhed to fliew the cells. 
• 1 399. Module d’une Corne d’Ammon en Pyrites de Cuivrfe dont 
la Surface eft cnfelisee-Caft of an Ammonia in Copper Pyrites, 
the Surface cryftallifed-Germany— This is imbedded in a gray 
* I 400 ; M odele d’une Corne d’Ammon avec des Chambres on- 
dulees dans des Pyrites de Fer-Caft of an Ammonia with curious 
qndulated or future- like Chambers in Iron Pyrites— Germany— 
Genus IV. VOLUTA — Volute — Volute, or Wil» 
Music. 
—Rare" Formis ~ Une Forme de Lyre— Harp-like — France 
1402. Lineata — La Volute Lignee — Lineated — France. 
1403. Lima La Linie— File- — France. 
Genus \ . MUSICA — La Musique — Music. 
1404. Porcata— La Sillonnee— Ridged— France. 
France 5 ' Afperita ~ La Raboteilfe Aigue — Sharp-knobbed — 
1406. Plicata — La Plifsee — Plaited — France. 
Genus VI. CASSIDA — Le Casque — Helmet. 
1 4° 7. Tuberculata — Le T ubercule — Tuberculated — France. 
Genus VII. UBER— La MamMellb— Breast Snail, ■ 
1405. La Mammelle — Brea ft Snail— France. 
Genus VIII. NERITA — Nerit e — Nerit. 
14 ° 9 -. Si ngu laris- a. Small; b. large; thefe have great part of 
ne original markings of the colours, which is a very uncommon 
"* M - 
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circum- 
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