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Detailed Description

Solitary hydroids; hydranth elongated, body cylindrical to tapering, divided into 3 regions: a basal region (hydrorhiza), amid-region (blastostyle) and an elongate body with a circular distal mouth.

Hydrorhiza short, stout with tubular or root-like adhesive processes, with or without perisarc; body with thickened mesolamella and gastrodermal villi and numerous scattered, capitate tentacles, simple or compound; gonophores developing directly on hydranth or on blastostyles in a budding zone below body.


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Watson, Jeanette

Source: Cnidaria Lifedesk

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