■Genus VIIL Nerita. 



ti 



Gkkus ill. AMMONIA — Corne 15'Ammon--Ammon's 

 Horn, or Ram's Horn. 



. 1397. ModeJes d'une Corne d'Ammon Agatifie— An iiltigit'ifif I 

 Call of an Atntnonia— France— This is zmda^lmKfmm G^falcedony, 

 which has been moulded in the ftiell of an Ammonia, from which 

 it has received its prefent form. V^ry rare. 



1398. Une Corne d'Ammon, remplie de Pierre Calcaire, les 

 Divifions que partagent les Cellules ou Chambres, remplies de 

 ■pyrites de Fer — An Ammonia, filled with a Yellow Calcareous 

 Stone 5 the . Partitions, which divide the Cells or Chambers, fatu- 

 yated with Pyrites of Tro^ — Germany— Rare — This is cut in two 

 and poiifhed to fliew the ceils. 



T399. Modele d'une Corne d'Ammon en Pyrites de Cuivre dont 

 la Surface eft criftalisee— Caft of an Ammonia in Copper Pyrites, 

 the Surface cryftallifed — Germany — This is imbedded in a gray 

 day. 



1400. Modele d'une Corne d'Ammon avec des Chambres on- 

 dulees dans des Pyrites de Fer — ^Caft of an Ammonia with curious 

 undulated br future- Hke Chambers in Iron Pyrites— Germany — 

 Rarei 



Nus IV. VOLUTA — Volute — Volute^ or WilB 

 Music. 



1 40 1. Harpa Fbirmis— Une Forme de Lyre— Harp-like — France 

 —Rare. 



140a. Lineata — ^La Volute Lignee — Lineated-^Frahce. 



1403. Lima — ^La Lime-^File — France. 



Genus V. MUSICA— La MusiauE— Music. 



1404. Porcata — La Sillonn6e — Ridged— France. 



1405. Afperita— La Raboteufe Aigue — Sharp-knobbed 

 France. / 



1406. Plicata— La Plifsee— Plaited— France. 



Genus VL CASSIDA— Le Casque— Helmet. 



1 40 7. Tuberculata— Le Tubercule—Tuberculated— France, 

 Genus VIL UBER— La Mammellb^Breast Snail. 

 1468. La Mammelle— Breaft Snail— France. 



Genus VIJI. NERITA— Neritb-Nerit. 



4409. Siiigularis— a. Small; h. large; thefe hare great part of 

 the original markings of the colours, which is a very uncommon 



M clrcum- 



