Britannica Echiuroidea 2
Description:
Description: English: Female Bonellia viridis, Rol. Opened along the left side. a, Proboscis cut short. b, Bristle passing through the mouth into the pharynx. c, Coiled intestine. d, Anal tufts or vesicles. e, Ventral nerve cord. f, Ovary borne on ventral vessel running parallel with e. g, Position of anus. h, Position of external opening of nephridium. i, Nephridium—the line points towards, but does not reach, the internal opening.. Date: 1911. Source: Encyclopædia Britannica, 1911. Author: Encyclopædia Britannica, Volume 8, Slice 10., available freely at Project Gutenberg.
Included On The Following Pages:
- Life (creatures)
- Cellular (cellular organisms)
- Eukaryota (eukaryotes)
- Opisthokonta (opisthokonts)
- Metazoa (Animal)
- Bilateria
- Protostomia (protostomes)
- Spiralia (spiralians)
- Annelida (segmented worms)
- Pleistoannelida
- Sedentaria
- Echiura (spoon worms)
- Echiuroidea
- Bonelliida
- Bonelliidae
- Bonellia
- Bonellia viridis (green spoon worm)
This image is not featured in any collections.
Source Information
- license
- cc-publicdomain
- creator
- Encyclopædia Britannica, Volume 8, Slice 10., available freely at Project Gutenberg
- source
- Encyclopædia Britannica, 1911
- original
- original media file
- visit source
- partner site
- Wikimedia Commons
- ID