. Contributions to Canadian biology. Marine biology; Natural history. 144 DEPARTMENT OF THE NAVAL 8ERYICE Genus Garveia. Trophosome. Colony branched or unbranched; perisarc conspicuous; hydranth fusiform. Gonosome. Gonophores borne on brancli-like pedicels; if perisarc covers the gonophore at early stage, it later bursts off, leaving a cup-like expansion around the base. Garveia groenlandica Levinsen. Trophosome. Stems unbranched or very slightly branched, 8 mm. high; perisarc wrinkled or sometimes irregularly annulated; perisarc passing over the lov^er part of the body of the hydranth; tentac
. Contributions to Canadian biology. Marine biology; Natural history. 144 DEPARTMENT OF THE NAVAL 8ERYICE Genus Garveia. Trophosome. Colony branched or unbranched; perisarc conspicuous; hydranth fusiform. Gonosome. Gonophores borne on brancli-like pedicels; if perisarc covers the gonophore at early stage, it later bursts off, leaving a cup-like expansion around the base. Garveia groenlandica Levinsen. Trophosome. Stems unbranched or very slightly branched, 8 mm. high; perisarc wrinkled or sometimes irregularly annulated; perisarc passing over the lov^er part of the body of the hydranth; tentacles 10. Gonosome. Gonophores borne on the stolon; pedicels short with wrinkled flap or cup of perisarc around the base of the No. s. Garveia grownlandica. Family BOUGAIKVILLID^, Trophosome. Hydranths fusiform or clavate; proboscis conical or dome-shaped; one whorl of short filiform tentacles. Gonosome. Gonophores producing free medusae. Genus Bougainvillia. Trophosonve. Perisarc well developed on the branches as well as on the main stem. Gonosome. Gonophores supported on short pedicels; medusae with four radial canals and four clusters of tentacles. Bougainvillia carolinensis (McCrady). Trophosome. Colony irregularly branched, 30 cm. high; branches annulated proximally; hydranths with long conical pro- boscis; tentacles 10-12. Gonosome. Gonophores singly or in small clusters on stem and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Biological Board of Canada; Canada. Marine Biological Station. Toronto, Biological Board of Canada
Size: 847px × 2948px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory
