Ehidra - Ehidora

...It moves by attaching its footpads and tentacles alternately to objects. Several species of hydra are known in Japan, including the common hydra Hydra paludicola and the small hydra H. magnipapillata , which are widely distributed throughout the country, the small hydra H. parva , which is distributed north of the Kanto region, and the large hydra Pelmatohydra robusta , which is distributed north of the Tohoku region. [Minoru Imajima]...

*Some of the terminology explanations that mention "Ehydra" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…足盤と触手とを交互に物に付着させながら移動する。日本では数種のヒドラが知られていて，ヌマヒドラHydra paludicolaやチクビヒドラH.magnipapillataは各地に広く分布し，ヒメヒドラH.parvaは関東以北，エヒドラPelmatohydra robustaは東北地方以北に分布している。【今島 実】。…

※「エヒドラ」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報