424 TUBULIPORID^E. 



Group ii. INCRVSTATA, D'Orbigny. 



CE.YrRIFUGINE8 EUPATE8 A CELLULES NON OPERCULfeES (part.), D'Orb. Pal. 



INARTICCLATA, Busk, B.M. Cat. pt, iii. 

 1 N MITKT i.AT.r. SEU Ai-i-i \ .1., id. Crag Pol. 

 INCRUSTATA, D'Orb. : Smitt. 



ZOARIUM calcareous, continuous, not divided by corneous 

 joints, or furnished with radical tubes; erect and 

 attached by a contracted base, or recumbent and im- 

 mediately adnate, either wholly or in part. 



Family II. Tubuliporidae. 



TCBIPORADJS, Fleming. 



TUBULIPORID.S, Johnston (part.) : M.-Edwards (les Tubulipores) : Busk : 



Smitt (part.) : &c. 

 SPARSID.E (part.), D'Orbigny. 



ZOARIUM entirely adherent, or more or less free and erect, 

 multiform, often linear, or flabellate, or lobate, some- 

 times cylindrical. ZOOSCIA tubular, disposed in con- 

 tiguous series, or in single lines. OCECIUM an inflation 

 of the surface of the zoarium at certain points, or a 

 modified cell. 



Genus STOMATOPORA, Bronn. 



Der. From oro/ta, the mouth, and Tropes. 



ALECTO, Lamx. (1821 *) : Blaiuville : Johnston : M.-Edwards : Busk : &c. 



TUBULIPOKA (part.), Lamk : Smitt. 



STOMATOI'ORA, Bronn (1825) : D'Orbigny (for uniserial species). 



AULOPORA (part.), Goldfuss : Beuss. 



PKOBOSCINA (part.), Audouin : D'Orbigny : Smitt (subgenus). 



DIASTOPORA (part.), Smitt. 



GENERIC CHARACTER. ZOARIUM repent, wholly adnate, 



* Previously (1814) introduced by Leach for a genus of Echinodonns. 

 As the name Alccto is still employed in connexion with the Crinoidca and 

 is ordinarily associated with them, I am compelled to abandon it, which I 

 do with much regret. 



