52 BULLETIN OF THE 



Lobactis Agassiz, MS. I860. — Type, Fungia dentigera Leuckart. 



Lobactis Danae Agassiz, MS. i860. 



Syx. Fungia dentigera Dana, Zoophytes, p. 301, pi. 18, fig. 4, 1846 

 (non Leuckart). — Sandwich Islands; A. Garret. 



Lobactis eonferta Agassiz, MS. 



Oblong oval, thick, massive, with even, closely crowded, rather thick, 

 flexuous septa, evenly and finely serrate, with very small, acute, angular 

 teeth, their sides strongly granulated. Tentacular lobes, much thickened, 

 strongly exsert, angular, -subacute. Lower surface thickly covered with 

 rounded, slightly prominent papillae. Length of a large specimen, 6.5 

 inches ; breadth, 4 ; central fosse, 2.5 long. — Kingsmills Islands ; A. 

 Garret. 



Pleuractis Agassiz, MS. 1860. — Type, Fungia scutaria Lamarck. 



Pleuractis scutaria Agassiz, MS. 1860. 



Syx. Fungia scutaria Lamarck, 1801 ; Dana; M. Edw. and Haime. 

 ■ — Singapore ; Capt. W. II. A. Putnam. 



Herpetolitha Limax Eschscholtz. 1825. 



Syx. Madrepora Limax Esper ; Fungia limacina Lamarck, 181G ; Hali- 

 glossa Umacina Eur., 1834; Herpelolilhus limacinus Dana, 1846. — Singa- 

 pore; Capt. W. II. A. Putnam. 



Herpetolitha ampla Agassiz, MS. 



A large, spreading species, broad oblong in form, obtusely rounded at 

 the ends; rather thin, about one inch in the middle, half as much near the 

 edges. Septa thin, rounded, exsert, the median ones about an inch in length, 

 the lateral half an inch; the edges evenly serrate with fine, acute, angular 

 teeth. Lowei- surface crowdedly echinate, with short, conical, acute spines. 

 A specimen 13 inches in length is G broad. — Zanzibar; C. Cooke. 



Podabacia Crustacea M. Edw. and Haime. 1851. 



Syx. Madrepora Crustacea Pallas, Elench. Zooph., p. 291, 17G6; Pa- 

 vonia explanulatu Dana ; Podabacia cyalhoides M. Edw. and Haime, 1850. 

 — Singapore ; J. M. Barnard. 



Cryptabacia talpina M. Edw. and Haime. 1851. 



Syx. Fungia talpina Lamarck, 1801 ; Polyphyllia talpa Blaixyille; 

 Dana. — Singapore; Capt. W. 11. A. Putnam. 



Halomitra clypeus Verrill. 



Syx. Halomitra pUt us ( pars) Dana, Zoophytes, p. 31 1, pi. 21, f. 2, 2 a, 

 1846 (non Madrepora pileus Linn. Ed. X., Fungia pileus Lamarck, 1801, 

 nee Halomitra pilt us M. Edw. and Haime). ■ — Feejee Islands ; J. I). Dana. 



This is a very thick, massive species, quite distinct from that, described 

 by Milne-Edwards and Haime, which appears to be the true Madrepora 

 pileus Linn. 



