98 Description of New and Little known Species of 



the red margined white mantle. It is very tenacious of life 

 Ova deposited in narrow white coils, 



Doris Preciosa. Kel 



Body white, § inch long, Mantle pale greenish yellow, 

 very light coloured on sides, where there is also a blueish 

 shade; closely speckled with small reddish brown spots; 

 margin marked with a narrow purple red line and a light 

 orange shade. Dorsal tentacles short, with reddish purple 

 apex, clavate, laminated. Oral tentacles triangular, sharp 

 pointed. Branchiae short, pinnated ; reddish purple. Foot 

 white, shorter than mantle. 



This gem-like, elegant species, is of the same size as D. 

 Fidelis, and not unlike it in appearance, The deep blood 

 red branchial plumes, and the red margined speckled cloak, 

 sufficiently separate it from the last species. They are both 

 found in the same locality, and at the same time. The cha- 

 racters of the young species are also very marked, as in the 

 adult specimens. 



Doris Nivea. Kel. 



Body f inch long, convex, elliptical, snowy white. Mantle 

 coriaceous, granular; white, occasionally seen speckled indis- 

 tinctly with small grey spots. The purplish coloured viscera 

 seen through the opaline back. Dorsal tentacles pure white, 

 short, conical, pointed slightly, lamellated at tip. Oral ten- 

 tacles linear. Branchial plumes 6 or 7, white, bipinnate. 

 Foot white, shorter than mantle. 



This snowy white opaline Doris, is probably only a variety 

 of Doris pallida of Leuckart, found by Kuppel in the Eed 

 Sea. It has not, however, all its characters; the cloak resem- 

 bles that of D. repanda in some respects. It has white, nerve- 



