rms A 0 
ad. tent. 
b. w. 
D. 
ett. « 
end. . 
end. mse. 
g- 
m. 
Figure. 
dend. tent. . 
PLATE XXV. 
LETTERING ON THE FIGURES. 
acrorhagia. 
adhesive tentacles. 
body-wall. 
directive mesentery. 
dendritic tentacles. 
ectoderm. 
endoderm. 
muscular layer of endoderm. 
globular tentacles. 
mesoglea. 
mesentery. 
nematocysts. 
neryous layer of ectoderm. 
0.d.. oral disk. 
@s. . . . . . esophagus (stomatodeum). 
@s. gr. cesophageal groove (gonidial 
groove). 
Oho 7 oo o ONE 
WB Gao. 3 parapet. 
periph. tent. peripheral tentacles. 
sph... . + . sphincter muscle. 
Db 6 6 o 9 0 wesinsy 
tent. . tentacle. 
tole eo es Aw, 
zoor. . . . . zooxanthelle. 
1. Actinotryx bryoides (H. and §8.), (p. 479), from life, x about 2 diam. 
oo 
CoS SR WN Kern {eat 
”? ” ” 
” ” ” 
” ? ” 
” ” ” 
” ” ” 
” ”? ” 
imbedded in sand. 
portion of the oral disk, from above. 
. Cryptodendrum adhesivum (Klunz), (p. 483), from life, a little more than nat. size. 
various accessory tentacles from the oral disk. 
sub-marginal tentacles. 
. Actineria dendrophora(H. and §.), (p. 487), from life, about nat. size. 
side view of lobes of the oral disk. 
aboral view of the same, 
10. Phymanthus muscosus (H. and S.), (p. 496), from life, about one-half nat. size. 
” ” ” 
” ” ” 
” ” ” 
” ” ” 
from life. 
from life, contracted. 
oral aspect of “tentacle.” 
lateral branches of “ tentacle.” 
15. Ivalactis simplex (H. and. §.), (p. 448), from life, about one-third nat. size. 
portion of column. 
side view of a tentacle. 
oral aspect of a tentacle. 
aboral aspect of a tentacle. 
[ 506 } 
