590 THE AMERICAN NATURALIST. [VoL. XXXV. 
Oceania languida A. Ag. (Fic. 57). 
Medusa ovoid when set free, becoming hemispherical at maturity ; radial 
canals four; marginal tentacles numerous in adult specimens; otocysts 
dit Situated near bases of tentacles in young specimens, but becoming 
numerous as medusz mature, increasing in number according to A. Agassiz 
by subdivision of the primary otocysts; gonads of brownish or pink or 
green color, and borne on distal portions of canals.. Hydroid (?). 
Oceania. caroline Mayer. 
Bell less than a hemisphere, about 14 mm. in diameter; marginal tenta- 
cles sixteen, with large hollow basal bulbs, also numerous rudimentary ten- 
tacular bulbs interspersed ; otocysts 64, symmetrically disposed; manubrium 
flask-shaped, and with four simple oral lobes ; 
gonads borne on distal portions of radial 
canals; tentacular bulbs bright yellow-green. 
Charleston Harbor 
(Condensed from Mayer's description, Bu//. 
Mus. Comp. Zoól., Vol. XXXVII, No. I.) 
Fic. 57. 
Fic. 56. — Tiaropsis diademata Ag. (After A. Hd a, young medusa of same. 
Fic. 57. — Oceania languida A. Ag. (After A. Agassiz 
0. singularis Mayer. 
Bell about two mm. in diameter, with lens-shaped apical projection ; 
marginal tentacles 16, with hollow basal bulbs, and with 16 rudimentary 
tentacles symmetrically disposed ; otocysts 32; gonads borne on upper pe 
tion of radial canals ; colors of tentacular bulbs and radial canals in region 
of gonads turquoise-green. Newport Harbor, R. I. 
(Condensed from Mayer's description ; cf. of. cit.) 
Epenthesis foleata McCr. 
(Oceania foleata Ag.) 
Medusa with low, subhemispherical bell, about five mm. in diameter; 
marginal tentacles sixteen, rather slender and with well-developed basal 
