40 
SAGAETIAD^. 
lines. The margin of the mouth is bright orange. The 
animal zoxi jproject its disk forward in a pouting manner. 
Tentacula and disk retractile. The specimens- described 
were about one inch long when expanded, but I liave seen 
larger.” 
I have marked with italics the principal points in the 
above description, which seem inconsistent with the suppo- 
sition that hellis can be the species intended. The figures 
(which are engraved from the late Professor’s drawings, in 
Johnston’s Brit. Zooph., 2d Ed. pi. xlii. figs. 3 to 6) can no 
more be reconciled with our hellis than the description. 
