TRIBE I.~ASTR.EACEA. 
V 
imperfect series ; mouth oblong and prominent ; form of animal, subglobose 
when contracted. 
Plate 2, fig. 9, animal natural size ; a, same, contracted.—On the rocks of 
False Bay, Porto Praya, Cape de Verds. — Exp. Exp. 
Actinia graminea (Drayton).— Extenor smooth, base very much dilated 
(to 2 inches in breadth), and deeply lobed with the margin finely pustulate in 
a single line ; above, nearly cylindrical and an inch thick, with the disk 
scarcely broader; upper margin uniseriately tuberculate; tentacles short (3 to 
4 lines), subequal, subulate, rather stout, crowdedly in 3 series ; mouth a little 
prominent, circular: form of contracted animal a very low cone. 
Plate 2, fig. 10, animal natural size ; a, disk and tentacles ; 6, the same, con- 
tracted. — False Bay, Porto Praya, island of St. Jago, Cape de Verdes, in 
crevices along the rocky shores. — Exp. Exp. 
Actinia diadema [Drayton]. — Body covered with scattered verrucEe ; base 
a little dilated (li inches in breadth) and broad lobed; above, cylindrical, an 
inch thick and the disk not broader ; superior margin, with a single series of 
prominent tubercles ; tentacles short (3 to 4 lines), subequal, subulate, rather 
stout, crowdedly in 4 series ; mouth often much elevated : form of animal 
when contracted a prolonged hemisphere. 
Plate 2, fig. 11, animal expanded, natural size; a, a view of the disk and 
prominent mouth ; 6, the animal contracted. — Rocks exposed to the surf, Porto 
Praya, Cape de Verdes, — Exp. Exp. 
Actinia primula (Drayton). — Small, scarcely an inch high and broad, 
sparingly dilatate at each extremity, at base not lobed, upper margin tubercu- 
late ; tentacles short (2 to 3 lines) and slender, in 3 series ; mouth somewhat 
prominent, a third of an inch long; sides marked vertically with colored 
lines, which are sometimes interrupted. 
Plate 2, figs. 12, 13, 14, 15, different varieties, natural size. — Shores of San 
Lorenzo, in tide pools. — Exp. Exp. 
2. Upper margin not tuberculate. 
a. Tentacles long and capitate. 
Actinia clavigera [Drayton). — Turgid urceolate, inches through the 
middle, vertically and transversely lined; margin of base scarcely lobed; ten- 
tacles very stout, an inch long, round capitate, in 3 series, mouth a little 
prominent. 
Plate 2, fig. 17, the animal natural size. — Wilson’s Island, Paumotu Group, 
Pacific Ocean. — Exp. Exp. 
