Hydroid
| View Cart ⇗ | Info
“Diagram of a gymnoblastic Hydroid. a., Stem; b., root; c., gut cavity; d., endoderm (dark); e., ectoderm; f., horny perisarc; g., hydra-like “person” (hydranth); g’., the same, contracted; h., hypostome bearing mouth; k., sac-like reproductive bud (sporosac); m., a modified hydranth (blastostyle) bearing sporosacs; l., medusoid “person.” -Thomson, 1916
Galleries
Corals and Sea AnemoneSource
J. Arthur Thomson, M.A., LL.D. Outlines of Zoology (New York, NY: D. Appleton & Company, 1916)
Downloads
1501×2400, 413.5 KiB
640×1024, 77.1 KiB
400×640, 41.5 KiB
200×320, 15.2 KiB