ClipArt ETC
"A. A small piece of hydroid colony. p., Perisarc; m., medusoid bud; h., hydranth or polyp head." -Thomson, 1916

Hydroid Colony

"A. A small piece of hydroid colony. p., Perisarc; m., medusoid bud; h., hydranth or polyp head." -Thomson,…

"Campanularian Hydroid. H., Hydrotheca or polyp-cup; HY., hydranth, or polyp-head; G., gonotheca, enclosing a reproductive polyp producing medusoid buds; M., a liberated medusoid; ST., basal stolon." -Thomson, 1916

Campanularian Hydroid

"Campanularian Hydroid. H., Hydrotheca or polyp-cup; HY., hydranth, or polyp-head; G., gonotheca, enclosing…