. Bulletin of the British Museum (Natural History). . Fig. 29. Titrritopsis nutricola Brooks : a colonial Clavid hydroid in which the medusa buds are borne directly on the hydrocauh (redrawn from Brooks, 1883). Fig. 30. Rhizogeton fusiformis Agassiz : hydranth and polypoid male gonophores (simplified from Agassiz, 1862). In the family Hydractiniidae there is a similar range of positions, although species like " Stylactella " elsae-oswaldae Stechow which have gonophores arising from the stolons have not been included in the table. Any nutritive polyp may become a reproductive one in P
. Bulletin of the British Museum (Natural History). . Fig. 29. Titrritopsis nutricola Brooks : a colonial Clavid hydroid in which the medusa buds are borne directly on the hydrocauh (redrawn from Brooks, 1883). Fig. 30. Rhizogeton fusiformis Agassiz : hydranth and polypoid male gonophores (simplified from Agassiz, 1862). In the family Hydractiniidae there is a similar range of positions, although species like " Stylactella " elsae-oswaldae Stechow which have gonophores arising from the stolons have not been included in the table. Any nutritive polyp may become a reproductive one in Podocoryne carnea, but in Hydractinia allinani Bonnevie it. 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 British Museum (Natural History). London : BM(NH)
Size: 1244px × 2010px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., 1957, boo, bookauthorbritishmuseumnaturalhistory, bookcentury1900
