316 HISTORY OF BRITISH ZOOPHYTES. 
arranged in a circular manner round the base, but smooth 
towards the aperture. It varies a good deal, but generally 
there is a mucro on the upper lip, and five or six short 
spines on the lower lip. It seems not uncommon. 
2]. Lepratia pepiostoma, 4. H. Hassall. es 
XVIII. fig. 67.) 
Hab. Dublin Bay and Plymouth Sound, Hassall; Cornish 
coast, Peach; Berwick Bay, rare, Dr. Johnston; Exmouth, 
Rev. T. Hincks; coast of Ayrshire and of Arran, common, 
De L. 
This is a handsome and very distinct species, with large 
cells, the walls of which are either pitted or spotted, the 
spots being the punctures covered with a thin membrane. 
It grows in considerable patches. Dr. Johnston mentions 
that it is sometimes of a light crimson-red, or sometimes 
of a pure white colour, often with a glossy lustre. It has 
the glossy lustre with us, but it is never crimson-red, and 
seldom pure white: it is often light grey, and more fre- 
quently a pale lilac. 
22. Lepravia vERRUCOSA, WV’, Bean. 
Hab. Near Scarborough, rare, Mr. Bean; Dublin Bay, 
Miss Ball; Cornwall, Mr. Peach. 
This is thought by some to bear some resemblance to 
