204 WORMS. ZOOPHYTA. 68. 69. 



Montague Brit. Shells p. 555. tt. 12. 



Skett About an inch and a half long, formed of 5 or 6 largi 

 fragment* of shells with their concave sides placed downward 1 , 

 leaving a narrow opening at the ends of each. 



ORDER IV. ZOOPHYTA. 



6S. MAD'REPORA. Madrepore. 



655.. M. verrucaria. Star single, semiorbicular, sessile, 

 with a convex disk full of tubular pores and radiate 

 round the border. 



Sotandend EUis Zooph. p. 137. . 13. Gins*. Adr. 10. t. 4. /. 13. 



Size of a split pea, white or yellowish, witk aggregate tube* oi\ 

 the disk like the florets of a composite flower, and a flattened 

 striate border like the rays of thefe flowers. It appears an inter- 

 mediate fpecies between the Madrepore, Tubipore, and Milleporc. 



636. M. muricalis. Aggregate, cylindrical, distant, striate. 

 united by numerous transverse psrtitions. 



Btrlase Cemiva-ll f. 87, /. J. Ph iL Traits. 53. t. 20. /. 14. 



Sometimes cast on the Jriih coast and ic often found petrified : 

 corals nearly straight, from an inch to 2 long, white, stellate and 

 flat 'at top. 



69. M1LLEPORA. Millepore. 



637. M.'Cerwcomi"*. Somewhat compressed, forked, with 

 cells on both side*, and rather prominent tubular 

 florets. 



Seriate Ccrnw. t. 4./. 7. Afar/. Mar. t. St./. 152. 153. 



Cera/ 5 or6' inches high, reddish or yellowish-brown, whitish 

 within, appearing as if covered with a varnish, branched like the 

 horns of a stag; feme of the pores divided at the bafc* 



638. M. Skenei. Flat, slightly branched, with cells OH 

 both sides disposed in alternate rows : cells turbinate, 

 with a gaping mouth, and covered with a helmet ; 

 the under-lip with a small tooth. 



Solandtr and EUif Zooph. p. 1 35. n. g. 



Found adhering to rocks near Aberdeen, of a bright shining white 

 colour, and appearing as if covered with a silver varnish. 



639. AL compressa. Compressed, branched, more or less 

 truncate : pores every where a little prominent and 

 rough. 



Sowerby's British Miscellany i. p. 83. tab. 41. 



Ceral about 2 inches high, reddish-grey, with distant branches. 



640. M. lichenoides. Caulescent, decumbent, with waved 

 bifariously forked branches above with the pore i a 

 little prominent, striate beneath. 



fllii Ccrall. p. 95. *. 35. /. B. t. Nat. MisceU. t. 416. 



Ccral e or 3 inches long, milk-white, /cry brittle! with obtufe 

 denticulate branches. 



641. M.fasdalis. Memhranaceous, flat, narrow, branched* 

 flexuous, with pores on both sides. 



Ellis CoTall.f. 72. r. 30.7. B. b. Borl. Comiu. t. 4./. 6. 

 Coral about 6 inches in diameter, growing in irregular oai:c* : 



