Bulletin of the Bureau of Fisheries . Ob THE BlKKAU OF FISHERIES. and having a rugose manubrium. Tentacles similar in size and character to preceding; radial andcircular canals wide, all with undulating outlines; velum well developed. The sexual dimorphismnoted in the preceding seems to be lacking in this species. Ontogeny.—Brooks has described this medusa (cf. op. cit.), as derived from a hydroid which heidentified as Perigonimus minutus Allman. Colors.—Bell transparent; tentacles and bulbs reddish as is also the manubrium. Distribution.—Similar to the preceding. TURRIS Lesson I 1837). Turris


Bulletin of the Bureau of Fisheries . Ob THE BlKKAU OF FISHERIES. and having a rugose manubrium. Tentacles similar in size and character to preceding; radial andcircular canals wide, all with undulating outlines; velum well developed. The sexual dimorphismnoted in the preceding seems to be lacking in this species. Ontogeny.—Brooks has described this medusa (cf. op. cit.), as derived from a hydroid which heidentified as Perigonimus minutus Allman. Colors.—Bell transparent; tentacles and bulbs reddish as is also the manubrium. Distribution.—Similar to the preceding. TURRIS Lesson I 1837). Turris vesicaria A. Agassiz. Text cut. Turris vesica na A Agassi/, IroeoediiiKs Boston Society of Nut lira 1 History, Vol. IX. 1862, p. 97; North American Acalephae, 1865, p. vesicarium Haeckel, System der Medusen, 1879, p. 64. Medusa high, bell-shaped or hemispherical, with a prominent globular apical projection; tentacles numerous, each with broad basal enlargement bearing a single ocellus, and tapering to filamentous.


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectfisheries, bookyear19