Genus Pennatula (Noun)
Meaning
Type genus of the family Pennatulidae: sea pens.
Classification
Nouns denoting animals.
Examples
- The genus Ptilosarcus is closely related to the genus Pennatula and is also a type of sea pen in the family Pennatulidae.
- Sea pens in the genus Pennatula are typically found in shallow waters where there is a current or wave action.
- Species in the genus Pennatula tend to have eight pinnules, hence the name Penatula, from the Latin words 'penna' meaning feather and 'tula' meaning eight.
- Pinecone-like colonies of the genus Pennatula are actually clusters of individual polyps, all connected by stolons.
- Pennatula aculeata, a type of sea pen in the genus Pennatula, grows its feathers-like pinnules from a short stalk which tapers towards the apex.