210 WORMS. ZOOPHYTA. 76. Tubularia. 



Adhering to Ftici and other marine fubstances, white, femitranf- 

 parent, with 4-toothed cells. 



683, Fi. avicutaris. Foliaceous, with fascicled palmate 

 truncate branches, smooth on one side, with opake 

 beaked capsules near the edge formed like a parrot's 

 beak : : cells , on , one side, t armed with branched , 

 spines. 



Sowerby's British Miscellany ii. p.. 21. tab. 71. 



Blackish, about 2 inches across, forming a fphaerical mass : cell*. 

 alternate, refembling articulations, furrounded with long fpines : 

 capsules sessile. 



6g4. Fl. membranacea. Parasitical, membranaceous, 



with oblong-quadrangular cells . pointed at the upper 

 projecting angles. 



Mull. Zool. Dan. l.p. 163. tab. 117./. j. 2. 



Adhering to Fuci and shells, very thin, grey .or whitish. 



7$. TUBULARIA. 



685. T.indivisa. Clustered, with undivided jointed stem<5 

 tapering to the base. 



Mis Corallines p. 31. tab. 16./. c. 



Stems 2 or 3 inches high, adhering to rocks and shells, straw- 

 colour, interwoven with each other, with very narrow joints 

 barely twisted; bodies of the polypes pale red, their heads bright 

 crimfon. 



686. T. muscoides. Clustered, simple or sligtly forked, 

 here and there wrinkled tbeir whole length. 



El}is 7 Qor j a,llin?s. p.. 30. tap. 16,./. b. 



Resembles the last, but is about half the size and height and , 

 of equal thickness throughout, is fometimes simply branched, with 

 the joints twisted here and there, and the polypes are rich 

 crimfon., * ',''."' 



687. T. ramosa.. Solitary, much branched, equal, with 

 the branches twisted at the forks. 



Ellis Corallines p. 31. tab. \6.f. a. t. 17. f. a. A. 



Stems 3 or 4 inches high, repeatedly forked, pale grey with 

 crimfon heads, very slender, twisted at the infertion of the 

 branches, and a little below them. 



68&. . T . fistulosa. Repeatedly forked , with short cylindri- . 

 cal joints covered with lozenge-shaped impressed, 

 cells. 



Ellis Corallines p. 46. tab. 23. . 



About 3 inches high, and about as thick as a piece of whipcord ; 

 stems ending in slender membranaceous tubes, the terminal 

 branches clavate. 



689. T. Coryna. Slightly branched,, filiform, papyra- 

 ceous, jointed, with ovate pointed capsules perfo- 

 rated with a dilatable mouth, and terminated by cy- 

 lindrical armed tcntacula. 



Cartn. Pall. Spicil ZeoL 10. p. 40. tab, 4./. 8. 



Adhering without tubular radicles to Fuci and Sertulariae, fandy 

 or deep red, narrow at the bafe,'without head or retractile tenta- 

 cular capfules perforated over the whole furface, protruding th© 

 hyaline tentacula globular at the end, and producing eggs at 

 the bafe. 



690. A, affmis. Simple, slightly annulate, soft, with 



