found on the South Coast of Devonshire. 79 



Doris flava. 

 Tab. VII. Tig. 6. 

 Doris clavigera. Gmel. Syst. p. 3104. 5. ? Mull. Zool. Dan. 1. 17- 

 /. 1.3.? 



With a white body spotted with bright orange yellow: in the 

 front are four long, pointed, orange-coloured feelers, whitish at 

 their base, projecting forwards : on the top of the head two up- 

 right wrinkled tentacula of the same colour: the vent is placed 

 on the back near the posterior end, surrounded by seven feathered 

 appendages; beneath which, on each side, is another long ap- 

 pendage. <l uite smooth, and larger than the tentacula; these are 

 all tipped with orange : the sustentaculum projects very consider- 

 ably behind, where it becomes extremely slender. 

 Length, rather more than half an inch. 



Doris marginata. 

 Tab. VII. Fig. 7- 

 Doris laevis. Gmel. Syst. p.3106. 22.? Mull Zool. Dan. ii. tAJ. 

 /.3.5.? 



With an oval white body tinged with pink in the middle, sur- 

 rounded with a thin membranaceous margin : the front usually 

 formed into four obtuse points; sides undulated: tentacula two, 

 Wrinkled or slightly feathered ; these issue from two depressions, 

 retractile : vent furnished with feathered members : sustentacu- 

 lum broad. 



Length, a quarter of an inch. 



A variety rather larger, of a pale sulphur-colour, tinged or 

 slightly mottled with pink on the upper part of the body and 

 members of the vent. These 



