TRIBE III. MADREPORACEa. 
91 
59. Madrepora pocillifera [Lamarck). — Low, spreading- ramose’ stout, 
short ramose, subproliferous ; branches terete, obtuse. Coralluin with the 
apical calicle very large ; the lateral much cro\vded, striate, short, and very 
broad, cochleariform, with a very stout incrassate margin. 
Tongatabu, Friendly Islands. — Quoy Sf Gaymard. 
60. Madrepora deformis [Dana). — Subcespitose, a few simple branches, 
an inch or more thick, and often irregularly bent, rising from a solid base, 
branches long, subterete, obtuse and subproliferous, often coalescent. Coral- 
lum rough with unequal calicles, some tubiform, 2 to 3 lines long, and 1 line 
thick, others proliferous and acervate, others very short, but none obsolete ; 
exterior striate. 
Plate 43, fig. 1, corallum, natural size; In, extremity of branch ; 16, profile 
of calicle. — Tahiti, Society Islands.— Flip. Exp. 
61. Madrepora ccspidata [Dana). — -Subcespitose, several nearly simple, 
long cuspidate branches, an inch thick, and 2 to 6 inches long, rising from a 
common solid base. Corallum having the calicles prominent only on one side, 
short sublabellate, erect, and fragile, with immersed cells interspersed ; star 
six-rayed, distinct, two^of the lamellae the most prominent. 
Plate 42, fig. J, corallum, natural size; 1 «, extremity of a branch. — Tahiti, 
Society Islands. — Exp. Exp. 
62. Madrepora labrosa (Dana). — Laminate, plates erect, obtuse, 1 to 2 
inches broad, and i to li inches thick, margin rounded. Corallum having the 
lateral calicles very crowded, erect, short and very stout, nearly lines 
broad, and i to H lines long, cochleariform, not striate, margin i a line thick ; 
star distinct, two lamellse a little the most prominent; apical calicles scarcely 
smaller but coalescent. 
Plate 43, fig. 3, part of corallum, natural size; plate 31, figs. 10 «, 10 6, 
views of calicle, enlarged. — The Sooloo Sea. — Exp. Exp. 
63. Madrepora securis Cespitose laminate, plates erect, ob- 
long, quadrate at apex, and strongly truncate, scarcely lobed, i to 1 inch thick, 
surface uneven. Corallum with the lateral calicles very closely crowded, 
stout and short tubiform, f to 1 line broad, scarcely stri-ate, aperture entire, 
circular, star distinct. 
Plate 43, fig. 2, corallum, natural size; 2a, extremity of a small branch.™ 
East Indies (.^) — Exp. E ip. 
64. Madrepora cuneata [Dana). — Incrusting and spreading, with a few 
distinct, erect, broad plates or lobed, cunoate above and subacute at margin, 
surface uneven. Corallum having the calicles closely crowded, subequal, 
stout, tubiform, 1 to 1^ lines long-, and f of a line broad; not striate. 
Feejee Islands. — Exp. Exp. 
