356 ANALYTICAL INDEX. 



CHAPTER XL continued. 



4. TRITONIA CONIFERA The Pine Tritonia, PAGE 289 



This animal perhaps a lusus natura, ib. 



Resembles the Tritonia pinnatifula . ib. 



Description, . > 



Plate XLI. explained, . ib. 



Note Meliboea fragilis, . ib- 



SECTION II. DORIS, 



Formerly a great variety of species comprehended under 



this name, . . 290 



1. DORIS VERRUCOSA The Warty Doris,. . . ib. 

 Length, breadth, &c., . . ib. 

 The most common of its tribe, ... ib. 

 It is extremely sluggish, . ib. 

 Spawn, ... ib. 

 Propagation not confined to any particular season, 293 

 Plate XLIL XLIII. explained, . 294 



2. DORIS ARGO, .... ib. 

 Formerly considered the type of the genus, . ib. 

 Length, breadth, &c., . . ib. 

 Vernacularly called the Sea Lemon, . . 295 

 Specimens described, . . . . ib. 

 Abbe Dicquemare, .... ib. 

 Plate XLI I. explained, . . . ib. 



3. DORIS (GONIODORIS) NODOSA, . . . '296 

 Distinction between the two preceding animals, . ib. 

 Length, breadth, &c., .... ib. 



Food, . . . . . . ib. 



Account of specimens, .... ib. 



Spawn, ...... 297 



Plate XL II. explained, .... ib. 



4. DORIS (ANCULA) CRISTATA, . . . . ib. 

 Identified with the Ancula cristata, . . ib. 

 Length, breadth, &c., . . . . ib. 

 A beautiful animal, .... 298 

 Plate XLIL explained, . . . . ib. 



5. DOKIS CLAVIGEKA The Club Doris, . . ib. 

 Length, breadth, &c., . . . . ib. 

 Plate XLIL explained, . . ib. 



