93° 
04. 
95- 
96. 
,97- 
95. 
99. 
loo. 
Yol, 
102. 
103: 
Buccinum. 
Strombus, 
Ww OR M S. 9. 
Aperture with a fmall canal leanthg to the 
right. 
Aperture with a fmall canal qo. to the left. 
Murex. Aperture with a fmall ftraight canal. 
T rochus, Aperture contracted and fomewhat Íquare. 
Turbo. Aperture contracted and orbicular. 
Helix. Aperture contracted, lunate on the inner fide, 
Nerita. Aperture contracted and femiorbicular. 
Haliotis. Shell with a row of orifices along the furface. 
Ds. Univalves, without a regular fpire. 
Patella. Shell conic the aperture widened like a bafon. 
Dentalium. Shell flender fubulate, open at both ends. 
Serpula. Shell tubular, moftly ferpentine, adhering to 
other bodies. 
Teredo. Shell thin, pierced into wood. 
Sabella. Shell compofed of agglutinated grains of fand. 
ZOOPHYTA. Compofite animals efilorefcing “like 
A. With a hard calcareous fiem. 
Tubipora. - 
Madrepora. 
Millepara. 
Cellepora. 
dfs. 
Antipathes. 
Gorgonia. 
Alcyonium. 
Spongia. 
hlufira. 
Tubularia. 
Corallina. 
Sertularia. 
Pennatula. 
Hydra 
vegetables. 
Lithophytes. 
Coral with cylindrical tubes. 
Coral with concave ftars, 
Coral with. fubulate pores. 
Coral with hollow round cells: 
Stem ftony. a 
B. With a fofter flem: 
tem horny, befet with {mall fpines, and 
covered with a gelatinous flefhy coat. 
Stem herny, and covered with a cellular or 
vafcular coat, . 
Stem cor&y. 
Stem flringy flexile bibulous, 
Siem covered with minute cellular pores. 
Stem tubular filiform 
Stem with filiform calcareous joints. 
Stem with filiform fibrous joints. 
Stem coriaceous, refembling a quill. 
Stem medullous naked. 
VOL. 1V.—B Y. INFUSORIA, 
