LUMP Elms LAMP ET HI FORMIS ON THE COAST OF SCOTLAND. 41 
these appendages are about | inch long, while in others they are 
barely half that length. Is this difference in the stomach and 
intestines due to, or is this arrangement necessary to meet, the 
Figs. 1 and 2. Stomach and intestines of Centronotus gunnellus. 
Fig. 3. Stomach and intestines of Zoarces viviparus. 
Fig. 4. Stomach and intestines of Lumpenus lampetriformis. 
different conditions of food and habitat sustained by Lumpenus 
in comparison with its allies ? 
Turniug to the Viviparous Blenny ( Zoarces viviparus), as com- 
pared with Lumpenus, the difference in some points is greater than 
in the case of the latter and Centronotus ; while in other particulars 
Lumpenus and Zoarces approach much more nearly to one 
another. In external form, Lumpenus is long and somewhat 
