30 CONCHOLOGY. 



quamose, and consisting of from five to nine testaceous parts or 

 valves. Inhabits the Indian seas. Two species. 



Galeolaria csespitosa. Galeolaria elongata. 



5. Genus Magilns. PI. V. 



.^nhnal. Unknovi^n. 



Shell. Usually found imbedded in a species of Madrepore. 

 Base bent into a spiral form, oval, with four contiguous, convex 

 volutions (the last of which is the largest), and prolonged into a 

 straight waved tube, convex above, carinated beneath. Inhabits 

 the sea at the Isle of France. Two species= 



Magilus antiquus. Magilus muricatus. 



CLASS II. 



CIRRHIPED A. 



Jinimal. Soft, without head or eyes, testaceous, body fixed as 

 if reversed, inarticulated, furnished with a mantle, having above 

 tentacular arms, with curled tufts multiarticulated, mouth beneath, 

 not projecting, dentated transverse jaws disposed in pairs. 

 Number of arms, unequal and varying, disposed in rows, each 

 composed of two rows of curled tufts of bristles ; fringed ; a cor- 

 neous skin supported by a pedicle. Medulla longitudinal and 

 knotted ; gills external, sometimes concealed ; circulation by heart 

 and vessels. One Family. 



FAMILY. 



CiRRHiPEDA. Ten Genera. 



1. Genus Tubicinella. 



Animal. Body inclosed in a shell, with small setaceous and 

 unequal cirri. 



Shell. Univalve, operculated, tubular, erect, a little attenuated 



