G. MENIPEA. 
63 
Their height never exceeds a decimetre. 
The Menipeas are found at the base of marine 
plants, or on the solid polypidoms of the equatorial 
seas, and attach themselves by numerous fibres. 
CURLED. 
1. Men I pea cirrata . Stem very branched, dichoto- 
mous, and curved inwardly ; articulations nearly oval, 
and ciliated on their external side. 
Indian ocean, and Mediterranean. 
FAN-SHAPED. 
2. Menipea flabellum. Stem branching and di- 
chotomous ; articulations of an angular form, entire, 
truncated at both ends. 
Indian and American seas. 
WOOLLY. 
3. Menipea jioccosa. Stem very branching and 
dichotomous; articulations nearly cuneiform, and 
slightly toothed at the edges. 
Indian ocean. 
GLASSY. 
4. Menipea hyalaa. Articulations convex, 
smooth and shining underneath ; flat or concave on 
the side where the cells open ; subcuneiform, thin at 
the edges, and terminated above by two prickly 
appendages: colour yellowish fawn; height a deci^ 
metre. — Plate 3. fig. 4. a. B. C. D. 
Indian seas. 
