.1 S TIUEA CE. 1 . SA GA RTIA BJE. 



THE PAINTED COKKLET. 

 Fhellia picta. 



(Sp. uov.) 

 Plate XII. Jiff. 1 {magn.). 



Specific Character. Epidermis thin; firmly adherent throughout; not 

 warted. 



GENERAL DESCRIPTION. 



Form. 



Base. Adherent : scarcely exceeding column. 



( 'olumn. Cylindrical, pillar-like when expanded, capable of great elonga- 

 tion : permanently smooth ; clothed with a very thin membranous epidermis. 

 which is uot warted, but carries minute extraneous matters entangled in 

 it. It is wholly adherent, and extends about half-way up the colunm. 



Disk. Nearly flat or slightly concave. 



Tentacles. Thirty -two, arranged in three rows, 8, 8, 16, = 32 ; thick, 

 long, and bluntly pointed ; one or two of the first row often much enlarged 

 temporarily, and standing erect, the rest sub-horizontal. 



Mouth. Not raised ou a cone ; but the lip very protrusile : thin. 



.1 contia. Xot observed. 



Colour. 



Column. Pellucid white, with opaque white streaks. 



Epidermis. Transparent and colourless. 



Disk. Delicate yellow; bounded by au irregular circle of dark brown, 

 formed by a broad band crossing the foot of each tentacle ; the whole 

 crossed by radial lines of pure orange which spread between the tentacles : 

 — a beautiful pattern. 



Tentacles. Pellucid white, the front face crossed by three bands of 

 opaque white. 



Sizk. 



Diameter and height, in ordinary expansion, one-eighth of au inch : 

 expause of flower one-sixth. 



Locality. 

 North-east coast of Scotland : old shells iu deep water. 



