8^^ DORIS. Class VI. 



GENUS XVI. DORIS. ' 



Body oblong, flat beneath, creeping. 

 \ Mouth placed below. 



Vent behind; surrounded with a fringe which 



serves as branchice. 

 Feelers from two to four, retractile. 



1. Argo. Doris. Zm. 5'y5/. 1083. Gm. Bohudsck. talw. Jig. 4. 5. 

 Lemon. t • „ „ 



Li?i. 3107. 



D. with an oval body, convex, marked with 

 numerous punctures ; of a lemon color ; the 

 vent beset with elegant ramifications. 



Inhabits different parts of our seas ; called, 

 about Btnghthelmstone, the sea-lemon. Tab. 

 xxiv. 



Verru- Doris. Lin. St/si. 1083. Gm. Tritonia verrucosa. So^c. //w/. 



COSA. 



Lin. 3103. desVers.h. 



J Far/ 1/. 



Mem. JFern. Soc. 556. 



D. of an ovated form, convex, tubcrculated. 

 Inhabits the sea near Aberdeen. Tab. xxiii. 



