actinost
English
Noun
actinost (plural actinosts)
- (ichthyology) A bone at the base of a paired fin (of a fish)
- 1889, Dr. G. Baur, Journal of morphology, Volume 3, On the morphology of ribs and the fate of the actinosts of the median fin in fishes:
- The second well-developed actinost is below the vertebra supporting the subcaudal blood-vessels, but that is not so strong proximally as the first; the ribs are not directed downwards, but backwards, and are entirely separated from each other.
- 1889, Dr. G. Baur, Journal of morphology, Volume 3, On the morphology of ribs and the fate of the actinosts of the median fin in fishes:
Anagrams
This article is issued from
Wiktionary.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.