124 
SUBORDEH II.— ALCTONARIA. 
6. ALCYomuRi PAUciFLORUM {H. Ehrciihcrg,) Dana. — Substipitate, Io» 
bitely divided, suberect; lobes compressed, obtuse, 4 lines thick, and about ^ 
an inch long; surface very finely areolate, glabrous; polyps scattered and 
few ; fuscous. 
Red Sea. — Elirenberg, 
7. Alcyonium poLYDACTYLUiM [H. Sf Ehrcnhcrg.) Yellowish, car- 
nose, 4 inches high, and (i to 12 broad, with a short base, lobulose above, 
lobes subrainose, nearly an inch in size ; lobules 4 to 5 lines long, anguloso- 
gibbous; polyps much crowded, reddish fuscous, with the head contracted 
nearly 4 a line broad. 
Red Sea. — -Ehrtnherg. 
8. Alcyo.mum uiiACUYCLAnuM [H. fy Ehrenherg^) Dana. — Yellowish, car- 
nose, 4 inches thick, base U- inches; above lobato-ramulous, branches 14 
inches, ramuloso-verrucose, branchlets 3 to 4 lines thick, obtuse, gibbous, 
shorter and more slender than in the poly dachilum ; polyps crowded, reddish 
fuscous. 
Red SQO.—^Ehrenberg. 
9. Alcyomum aurantiacum {Qiioy Gaymard). — Soft, orange-colored, 
erect, sparingly ramose ; branches obtuse, a little oblong, 2 lines thick. 
New Zealand, in eight to ten fathoms. — Quoy ^ Gaymard. 
10. Alcyo-nucm viride {Qiloy Gaymard). — Large, stout, rather soft; 
branches much compressed, very broad, (often 3 to 4 inches,) iobato-digitate, 
3 to 4 lines thick ; lobes obtuse, 4 to 8 lines broad. 
Island of Vanikoro, Qi;oy Gaymard. — Tongatabu, Exp. Exp. 
11. Alcyomum fi.abellum (Qr(o?y Gaymard). Large, rather soft; 
branches compressed, digitately subdivided and ramose ; digitations often 2 to 
8 inches long, terete or compressed, subacute or obtuse, 3 to 5 lines thick. 
Port Carteret, New Ireland, Quoy Gaymard. — Tongatabu, Exp. Exp. 
12. Alcyomum flexile {(^uoy Gaymard). — Large, very soft, pale ful- 
vous, fruticose, stipitate; branchlets numerous, slender, -2 to 2^ lines thick, 
subattenuate, nmstly simple, very flexible, often 2 to 24 inches long, polyps 
small and crowded. 
Plate 5“^, fig. 6, unexpanded, natural size. — Island of Vanikoro, ^uoy ^ 
Gaymard. — Feejee Islands, Exp. Exp. 
13. Alcyojmum flavum {Qiioy Sy Gaymard). — Coriaceous, subdendroid, 
small, compressed at base, yellowish; branches cylindrical, 14 lines thick, 1 
to 2 inches long, subacute, simple. 
Island of Vanikoro. — Quoy Gaymard^ 
