WORMS. ZOOPHYTA. 103. Hydra. 691 
InUabits South Carolina: body expanded, kidney-fliaped, flat, 
rifing front a fhnrt round 'ftem, and covered on the upper 
furface with numernus tubular orifices, through which the 
polypes are protruded at pleafure j the upper furface rich pur- 
ple, the under fide lefs brilliant and fopietimes yellowilh. 
103. ilYDllA. Animal fixing itfelf by the 
bale, linear, gelatinous, naked, contrac- 
tile and llirnilhed with Ictaceous tenta- 
cula or feelers, inhabiting frefli waters, 
and producing its deciduous offspring or 
eggs from the fides. Polype, 
Qtlatinofa. Minute, gelatinous, milk-white, cylindrical, withi2ten- 
tacula fhortcr than the body. 
Mull. Z,aoL Dan. 3. p, 25. tab, 9;. /. i, 2.* 
Inhabits Denmark, in clufters on the under fide of Fuci. 
*b'm(l!s. With about to tentacula fliorter than the body. 
Jdam: tff Kanm, Microfe. p. 364 tab. 21./. 5. 
Trembley Pohp. l. p. 22. tab. i.f. t. 
I.edermulltr Micro/e, tab. 67, /I e, f. 
Roef. Inf. 3. Polyp. /-SSI- tab. 88, 89. 
Inhabits ftagnant waters and flow ftreams of Europe, generally on 
the under furface of plants, and appears like a little tranfparent 
green jelly when contrafled and quiefeent ; 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 full 
feem finhl papilla, incrcafing 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- 
flroyed, and if cut or divided in any direflion, each feparate 
part becojnea a perfeft Polype: tentacula 8 — 10. 
*F r With about 8 tentacula, many times longer than the body. 
Adams £ 5 ” Micro/c. p. 363. tab. 2 1 ./. 7, 8. 
Ellis Corall. tab. 28 C., Schizff. Polyp, tab, 3./. 1. 
Trembley Polyp. «./• ZZ- tab. i. f, 3, 4. 
Roej. Inf. 3. polyp, p- 5 ° 5 - 84-87. 
Inhabits frefh waters of Europe ■, grey-brown, a little taper to- 
wards the bafe, with about 8 very fine fetaceoss tentacula or 
arms. 
4 S 2 
'*Grifea, 
