163 



Legit H. Cumiug ad oras porlus St. Elenae in Amc- 

 rica meridionali. 



Proceedlngs. 1832. p. 25. 



3. Chitoii subfuscus G. B. Sowerhy. 



Ch, testa ovali, subfusca, pallidiore varia, valvis ter- 

 minalibus lineis subinterriiptis concinnis radiatis; valvarum 

 intcrmediarum arcis lateralibus radititim ccntralibus longi- 

 tudinaliter subsulcatis; limbo grauoso, granis externis ma- 

 joribus. 



Var. (i: area intermedia valvarum laevi, parte centrali 

 • solum longitudinaliter subsulcata. 



Long. 2f polL, lat. 1| poll. 



Affinis cli. Goodallii Brod. — Ligamcntum marginis 

 granosum, 



Legit H. Cuming ad littora Americac meridionalis (Is- 

 land of Chiloc). 



Proceedings. 1832. p. 26. 



4. Chiton Lyellii G. B. Sowerhy. 



Ch. testa oblonga, nigro virldi roseoque varla; dorso 

 elevallusculo; valva antica radiatlm subgranosa; arels late- 

 rallbus valvarum intermedlarum radlatim obsolete granosis; 

 Ilmbo minutissime subgranoso, quasi velutino. 



Long. \\ poll., lat. -5. poU. 



Ligamentum marglnis subgranosum, quasi velutimmi. 



Legit H. Cuming in Polynesia (Pitcalrn^s Islaud). 



Proceedings. 1832. p. 26. 



5. C h i t o n 1 u r i d u s G. B. Sowerhy. 



Ch. testa oblonga, elevatluscula, cinerea; valva antica, 

 areis lateralibus valvariun intermediarum et valva postica 

 seabroso-gvanulosis; arels centrallbus valvarum intermedia- 

 rum louglludiualiter sulcatis, interslllils scabroso - granulosis. 



Long. \\ polL, lat. f poIL 



Ligamentum marginis velutinum. 



Legit H. Cuming ad littora St. Elcnae in America me- 

 ridionall. 



Proceedings. 1832. p. 26. 



11* 



