WORMS. ZOOPHYTA. 9o. Madrepora. 625 
^ 
Calyculatis Cylinders united: ftars concave, with a rather prominent 
centre, ; dde 
Cavolin. pol. mar. 1. tab, 3. f. 1—5. 2) 6—8. | 
Inhabits the Mediterranean: roundiíh, brown, with often diftinct 
lateral cylinders, tranfverfely wrinkled outwardly; the zz5a- 
bitant is an A@inia, and is a large fluggifh animal. 
Truncata, Joints turbinate, proliferous, coalefcing at the extreme 
margin: ftars truncate, with a concave cylindrical difk. 
Amen, Acad. Y. p. 93. tab. 4. f- X. 3. 
Volkon, Sif. fubt. 3. p. 12%. tab, 19. fot. a, b. — 
Knorr petrif. 2. 2. tab. 1**. fig. 2. tab. G. I*. f. z. and 5. 
Suppl. tab. vi. b. f. 3. 
Found foffile: a little rugged, with joints of equal length and 
breadth. 
Stellaiis, —joiuts proliferous, central, folitary: ftars connected by a 
dilated margin. 
Aman. Acad. 1. 9. 94. tab. 4. fig. Xl. 4. 
Found foffile on the fhores of Gothland: fems fimple, parallel, 
erect, as thick as a finger, and a palm or more long: bark 
obfoletely ftriate, with cup-fhaped joints an inch long. 
Organum. Corals cylindrical, fmooth, diftant, combined, with de- 
flected membranes. 
Amen. Acad. Y. p. 96. tab. 4. fig. vi. 1. 
Inhabits the Red Seay but is more frequently found fofüle: cy- 
linders parallel, as thick as an oat-ftraw. 
Divergens. Subglobular, with divergent cylinders ftanding out beyond 
the furfaceitwice their diameter. 
Forje. fu, ZEgypt. Arab. 5. 156. n. 10, 
Fonnd foflile: probably a variety of the lait. 
* Mafica!iss Corals cylindrical, ftriate, diftant, united by numerous 
tranfverfe diffepiments. 
Shaw Natur. Mijrell. tab. 414. 
Ellis. Philofoph. Tranfa&. $3. 5-432. t- 20. f. 14. 
Borlafe Cornwall, 9. 241. tab. 27. jig. 7. 
Soland. and Ellis Corall.'p, 165. n. $5. 
Inhabits the Indian Ocean, and is fometimes caft on the Lrifh 
coafts, and often found petrified: coral white, and often very : 
large. i " 
Denticulata Stars unequal, the gills with an elevated margin, the larger 
ones acute with a procefs at the bafe ; interítices grooved. 
Inhabi:s Soland, and Ellis, p. 166. tab. 49. f. 1. 
VOL. IV. — 4K Facveolata. 
