14 
TRIBE I. ASTR^ACEA. 
Plate 6, fig. 5, corallum, natural size; 5a, the animal expanded; fig. 6, the 
corallum of another variety ; 6 a, profile of the same. — Sandwich Islands, ac- 
cording to Lesson, who states that a large number of specimens were brought 
to England by the Blonde. The Expedition did not meet with it. 
2. Euphti.lia anthophyllum [EJirenherg,) 2>ancr.-— Erect compressed, at- 
tached, lines high and broad. Corallum with the margin entire ; aperture 
oblong ; lamellae included, denticulate, with the lateral surface granulous : ex- 
terior obsoletely striate. 
3. Euphyllia spheniscus (Dana).— -Not budding, free, cuneiform, in out- 
line inverted deltoid, with the summit arcuate, and truncate at base ; flesh- 
colored and greenish-yellow ; mouth very long, disk transversely banded with 
red, tentacles numerous, attenuate, diaphanous, with flesh-colored tips. Co- 
rallum smooth without, very faintly concentrically plicate ; cell deep, oblong- 
elliptic, with the aperture regularly rounded at each end ; lamellae entire and 
regular, unequal, truncate, not exsert. 
Plate 6, fig. 1 a, animal unexpanded, showing the partly-opened oblong 
mouth, with the vertically-plaited inner surface of the lips; — 16, animal ex- 
panded; — 1 c, one of the tentacles; — Id, profile section of corallum; — le, a 
small specimen, with side processes. — Coral reefs, Singapore, East Indies, in 
two to three fathoms water. — Eip. Exp. 
4. Euphyllia rubra (Q. ^ G.) Dana. — Not budding, attached, subcunei- 
form, below somewhat distorted, above a little arcuate, 1 inch in greatest 
breadth, base i inch broad and often dilated ; disk yellowish, with 4 transverse 
red bands, oblong-elliptic, mouth very long and rose-colored ; tentacles long, 
whitish, diaphanous. Corallum having the exterior faintly striate ; lamellae 
not exsert, regular, unequal. 
Cook’s Straits, New Zealand, in twenty-four fathoms. — Qiioy ^ Gaymard. 
•* 5. Euphyllia spinulosa (Dana). — Not budding, attached, compressed sub- 
turbinate, a little distorted, scarcely convex at summit where it is 10 lines by 
5 in breadth, below attenuate, and one-sixth of an inch thick at base. Coral- 
lum having a subelliptical aperture, sides fine lamello-striate vertically and 
spinuloso-denticulate ; lamellae rounded above, a line exsert, sub-entire. 
Plate 6, fig. 2, corallum, natural size ; a, profile of transverse section. — Cape 
Frio, entrance to the harbor of Rio de Janeiro. — Exp. Exp, 
2. Euphylliae segregato-gemmate, not meandering. 
6. Euphyllia glabrescens {Chaniisso Sf Eysenhardt). — Segregato-gem- 
mate, furcately ramose, 2 inches in height; color yellow; tentacles many, an 
inch long, clavate. Corallum with the branches ^ an inch thick, exterior 
nearly smooth; calicles angular, an inch wide, very deep at centre, margin 
entire or obsoletely denticulate. 
The Radack Archipelago, Pacific Ocean.— -C^ammo. 
