252 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



parallelis viridibus longitudinaliter notatis, areis centralibus sulcis 



acutis parallelis longitudinaliter aratis, sed ad verticem simplicibus 



et minutissime punctatis, valva anteriori concentrice lineolata, 



valva posteriori umbonaia, prope marginem concentrice lineolata 



prater aream terminalem luteolam, margine granulato, fasciis 



cceruleis et viridibus limbato, intus pallide virescens. Long. 1, 



lat. f poll. Bab. N. S. Wales. 



Resembles C. siculus, which, however, has radiating lines on 



the lateral areas. 



Chiton fruticosus. 



T. ovalis, valde elongata, transversim arcuaia, omnino textiliter 

 punctata, olivacea, maculis minuti?, saturatioribus fulgurantibus 

 variegata, valvis haud rostratis, areis later alibus prominentibus et 

 lineis elevatis interruptis ramosis, radi'itis, areis centralibus lineis 

 longitudinalibus rugosis ad latera profundis, ad dorsum evavidis 

 et .arcuatis sculptis, area posteriori magna, umbonata, lineis incon- 

 spicuis interdum divaricaiis radiata, intus flavo-olivacea, Ugamentum 

 latum, pallidum minutissime granulat am. Long. 1|, lat. f poll. 

 Hab. K S. Wales. 



Resembles fig. 6 of Sowerby's Conchological Illustrations, 

 which is said to be a variety of C. indicus, but which has 

 no ramose structure on the lateral areas. 



Chiton platessa. 



T. parva, tenuis, elongato ovalis, transversim arcuata, citrino 

 olivacea, ubigue minutissime punctata, areis lateralibus parvis, vix 

 elevatis, lineis 2-3 inconspicuis, striatis, areis centralibus lineis 

 confertis acutis, granidatis arcuatim decussatis ; valva postica 

 magna, obscure radiata, margine virente, fusco tesselato, minutissime 

 granulato, intus cceruleo virescens. Long. £, lat. -^ poll. Hab. 

 N. S. Wales. 



Similar in its general aspect to G. fruticosus, but smaller, 

 smoother, and the sculpture of the lateral areas and terminal 

 valves entirely different. It is almost exactly like fig. 67 of the 

 Conchological Illustrations. 



[The shell referred to is G. pusillus, Sow., S. America, our 

 Chiton Australis, Lam. not. Sow. J. B. T. W.] 



