322 



Illustrations in British Zoology : — 



Britain in autumn. Heme Bay, upon the northern coast of 

 Kent. Macartney. 



2. D. BairdzY. — Hemispherical, crossed in an arched man- 

 ner with four white bands ; margin of the umbella undivided, 

 spotless, encircled with about thirteen tentacula ; central pro- 

 cess furnished at the aperture with four plumose appendages. 

 Mediis<2, Baird in Loudon's Mag. Nat. Hist., vol. iii. p. 312. 

 fig. 81. h. — Hab. Straits of Banca, W. Baird. Berwick 

 Bay, G. J. 



Berwick upon Tweed, October 12. 1832. 



13. Siga v lion J5o n a. (/g.42.) 

 I offer, for the first time, to British naturalists, a native 

 representative of Sigalion, a genus of annulose worms esta- 

 blished by MM. Audouin and Milne Edwards, for such spe- 



adi 



\i 



b illiw dhhi 



HIBm '19JBW-V5 



.yliuebnud 







a, Sigalion Z3oa, of the natural size ; b, a scale enlarged ; c, side view of a foot magnified . 



cies of the aphrodite family as have a greatly elongated 

 body, and cirrhi to all the feet. One species is indicated by 

 Cuvier in the Regne Animal, vol. iii. p. 207. ; but, as the name 

 only is given, I cannot say in what respects it agrees or differs 

 with the one now figured. (Jig' 42.) 



The body is long, linear, flattened, slightly tapered towards 

 the tail, the anterior extremity obtuse and somewhat rounded. 

 Back covered with two rows of close scales of an ash colour ; 

 but, as some of the scales are often paler or whitish ; the body 

 then appears piebald. Mouth inferior, furnished with a re- 



