TRIBE II.— -CARYOPHTLLACEA. 
69 
' Red Sea, Ehrenberg , — The China Seas, Esper, who received it from M. 
I Chemnitz. 
! 7. Anthophyllum clavus {Dana ). — Claviform and subdivided above, 
I erect, a foot and a half or more high. Corallum with small cylindrical call- 
cles, 2 to 3 lines long, and 1| broad, rising from a spongy base ; lamellae a 
little exsert, truncate. 
Plate 28, fig. 3, corallum, natural size; 3a, calicle, enlarged; 3a', natural 
size; 3&, section of part of stem. — Feejee Islands.— Exp. 
Genus XI. — STYLIXxl. — Lamarck. 
Fasciculato-glomerate ; tubes of tbe coralla cylindrical and 
striate, connected by transverse septa and often also by a cellu» 
lar base ; tlie centre of tire cells often exsurgent. 
Stylina echinulata {Lamarck ). — Massive fasciculate, sessile. Corallum 
above echinate with truncate styliforrn prominences. 
The “ Austral Ocean .” — Peron ^ Lcsueur. 
B. Glomerate; calicles very short, polyps remotely exsert. 
Genus XIL— ASTKOITIS.— Boccone. 
Aggregate Caryopliyllidce, forming coral secretions only at 
base ; and polyps, lienee, appearing to be long salient. Coralla 
with the calicles scarcely at all prominent ; cells nearly contigu- 
ous, concave ; lamellse included and even. 
Astroitis calicularis {Boccone). — Glomerate, incrusting, animals purple 
or orange. Corallum with the tubes 2i lines broad, contiguous, and some- 
times with cellular interstices ; cells excavate, circular or angular, bottom of 
cell broad, and somewhat prominent. 
Mediterranean ; Bay of Algesiras, oflT Algiers, and elsewhere. 
Astroitis viridis {Q^uoy Gaymai'd,) Dana. — Subglobose, polyps much 
exsert, grayish, tentacles green. Corallum porous, with immersed cells, 2 
lines broad, polygonal, compressed, conical ; lamellm even, denticulate ; mar- 
gin rugose. 
Island of Vanikoro . — Quoy fy Gaymard. 
