出典:Wiktionary
出典:『Wiktionary』 (2024/10/01 23:12 UTC 版)
crāticula f (genitive crāticulae); first declension
First-declension noun.
Some forms with a change of suffix to -ella
出典:Wikipedia
出典:『Wikipedia』 (2011/05/16 15:49 UTC 版)
Craticula is a genus of diatom that lies on or in the top layers of sediments in the freshwater to brackish water environments it inhabits. In addition to frustule morphology the genus differs from closely related species by its sexual reproduction and movement in response to light.