C A R YOPH YLLIA CEA . 
CAPNEADJE 
THE CRIMSON IMPERIAL. 
Aureliania augusta. 
(Sp. nov.) 
Plate IX. Fig. 11. 
Specific Character. Column rising from a widely expanded base : crimson. 
GENERAL DESCRIPTION. 
Form. 
Base. Adherent to rocks ; greatly expanded ; the outline undulate. 
Column. A low, thick pillar, springing gradually from the broad base 
like the trunk of a tree; the margin forming a thick and prominent 
parapet, the inner edge of which is crenate ; and separated from the ten- 
tacles by a narrow and shallow fosse. Surface smooth, entirely invested 
with a soft, woolly, firm, thin epidermis (which fell off in patches 
soon after capture, and was not renewed). Substance firmly fleshy ; 
opaque. 
Disk. Somewhat elliptical, entire, flat or slightly convex ; radii fine 
but distinct. 
Tentacles. In four row.s, the outer row containing 42 ; very short, 
knobbed ; the knobs agreeing in form with those of the following species. 
Disk and tentacles freely and completely retractile. 
Mouth. Slit-like, slightly furrowed. 
Colour. 
Column. Rich crimson, splashed with deeper crimson, and with pale 
yellowish. Epidermis dark olive-brown. 
Disk. Light crimson. 
Tentacles. Rosy white, with opaque white tips. 
Mouth. Deep crimson. 
Size. 
Diameter of base two inches and three-quarters : of disk rather more 
than an inch ; height from one to one and three-quarters. 
Locality. 
North Devon ; low water. 
