WORMS. ZOOPHYTA. 103. Hydra. 601 
Inhabits South Carolina: body expanded, kidney-fhaped, fiat, 
ring from a fhort round ftem, and covered on the upper 
furface with numerous tubular orifices, through which the 
polvpes are protruded at pleafure ; the upper furface rich pur- 
ple, the under fide lefs brilliant and fometimes yellowifh. 
105. HYDRA. Anmal fixing itfelf by the 
bafe, linear, gelatinous, naked, contrac- 
tile and furnifhed with fetaceous tenta- 
cula or feelers, inhabiting frefh waters, 
and producing its deciduous offspring or 
eges from the fides. Polype. 
Gelatinofa. Minute, gelatinous, milk-white, cylindrical, with 12 ten- 
tacula fhorter than the body. 
Mull. Zool. Dan. 3. p. 25. tab. 95. f- 1, 2: 
Inhabits Dexmark, in clufters on the under fide of Fuci. 
*Ijridi, With about ro tentacula fhorter than the body. 
Adams 59 Kaenm. Microfe. p. 364. tab. 21. f. 5. 
Trembley Polyp. 1. p. 22. tab. 1. f. 1. 
Ledermuller Microfc. tab. 67, f. e, f. 
Reef. Inf. 3. Polyp. 5. 531. tab. 88, 89. 
Inhabits ftagnant waters and flow ftreams of Ezurofe, generally on 
the under furface of plants, and appears like a little tranfparent 
green jelly when contracted and quicfcent; when expanded it 
is a linear body, fixed at one end, and furrounded at the other 
by tentacula or arms placed in a circle round the mouth, and 
gradually producing its young from the fides, which at firft 
feem {mall papilla, increafing in length, till they aflume the 
: form of the parent, and then dropping off, Like all its tribe, 
it has the power of reproducing parts which have been de- 
ftroyed, and if cut or divided in any direction, each feparate 
part becomes a perfect Polype: tentacula 8—10. 
"Fzía, . With about 8 tentacula, many times longer than the body. 
Adains 9 Kanm. Microfe. p. 363. tab. 21. f. 7, 8. 
Ellis Corall. tab. 28 C. Scheff. Polyb. tab. 3. f 1. 
Trembley Palyp. V. ps 22. tab. 1. f: 3, 4- 
Roef. Inj, 3. polyp, p. 505. tab, 84—87. 
Inhabits frefh waters of Europe; grey-brown, a little taper to- 
wards tne bafe, with about 8 very fine fetaceous tentacula or 
arms, 
4 S 2 *Grifeá. 
