PATELLA. 1029 



slender, polished, and pellucid ; the summit is acute, and 

 placed much nearer to one end than to the other ; the sides 

 are bluish grey spotted with brown, and the summit orange ; 

 the inside is pearly, and the muscular impression orange. 



ORNATA. 30. Shell oval, longitudinally ribbed and 

 ornamented with rays, which are alternately 

 green and black, dotted with white ; margin 

 sub-angular and nearly entire. 



Patella margaritaria. Chemnitz, xi. t. 197. f. 1914 and 

 1915. 



Inhabits the coasts of New Zealand. Chemnitz. 



This shell appears by the figures to be eleven lines long and 

 nine broad, and of a dark green colour with eleven black lon- 

 gitudinal rays, which are ornamented with a row of white 

 dots on each ; the inside is glossy, and exhibits the external 

 rays, and the muscular impression is blackish. Chemnitz 

 says that a shell, which is in England called the * black and 

 white beaded Auricula Limpet," belongs to this species. 



MELANOGRAMMA. .31. Shell ovate, depressed, with 

 numerous narrow blackish ribs, and the mar- 

 gin crenated. 



Patella melanogiamma. Gmelin, p. 3706. Schreibers 



Conch, i. p. 346. 

 Patella, No. 24. Schroeter Einl. ii. p. 451. 

 Martini, i. p. 118. t. 8. f. 67. 



Inhabits 



The base, according to Martini's figure, measures rather more 

 than an inch and a half in length, and the breadth is about 

 an inch and a quarter ; the colour is ochraceous, with the 

 ribs blackish, and the summit white ; the inside is silvery, 

 and the muscular impression straw-coloured. 



FERRUGINEA. 32. Shell ovate, with sub-nodulous 

 narrow ribs, and somewhat imbricated trans- 

 verse wrinkles ; margin plaited. 



Patella ferruginea. Gmelin, p. 3706. Schreibers Conch. 



i. p. 346. 

 Patella Scutum deauratum. Chemnitz, x. p. 327. 1. 168. f. 



I6l6. 

 Patella deaurata. Gmelin, p. 3719. Schreibers Conch, i. 



p. S6l. 



VOL. II. 2 G 



