POLYPI. 
567 
Flustra carbasea —The Coaly Flustra. 
Plate CV. fig. 22. 
Foliaceous, with wedge-shaped, linear, obtuse lobes. Inhabits 
the Frith of Forth. 
Section VI. 
With polypiferous masses consisting of one substance only; 
the stems fistulous, membranaceous, flexible, horny, and branch¬ 
ing, containing polypi, in their interior. 
Genus 52—DICH OT O MA RIA. — Lamarck. 
Generic Character. —With a tubular, subarticulate, polypifer¬ 
ous mass, with dichotomous stems and a calcareous crust; cells 
of the polypi not distinguishable. 
Dichotomaria obtusata. — The Obtuse Dichotomaria. 
Plate CV. fig. 24. 
Branching, with oblong-ovate joints, and compressed in a dry 
state. Inhabits the Bahama Islands. 
Genus 53.—ANGUINARIA.— Lamarck. 
Generic Character. —Arborescent, climbing, slender, and fis¬ 
tulous ; cells remote, straight, filiform, tubular, and slightly cla- 
vate, or spatuliform, with the apertures placed laterally under 
the summit. 
Anguinaria spatulata. — The Spoon-Shaped Anguinaria. 
Plate CV. fig. 23. 
With spatuliform cells, placed on an upright stem. Inhabits 
the European seas. 
Genus 54.— -CELLARIA— Lamarck. 
Generic Character. — Stems horny, subarticulate, tubular, 
branched and shining; cells in a series, either linked together or 
adnate, or incrusted at the surface. 
Cellaria salicornia. — The Salicorn Cellaria. 
Plate CV. fig. 20. natural size; 21. magnified- 
Joints cylindrical; cells rhomboidal. Inhabits the seas of 
Europe. 
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