Pleioptygma helenae
| Pleioptygma helenae Temporal range: Neogene–Recent[1] | |
|---|---|
 | |
| shell of Pleioptygma helenae | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Caenogastropoda clade Hypsogastropoda clade Neogastropoda |
| Superfamily: | Muricoidea |
| Family: | Pleioptygmatidae |
| Genus: | Pleioptygma |
| Species: | P. helenae |
| Binomial name | |
| Pleioptygma helenae (Radwin & Bibbey, 1972)[2] | |
Pleioptygma helenae is a species of sea snail, a marine gastropod mollusk in the family Pleioptygmatidae.[3]
It is the only known living species in this genus and the only extant species in the family Pleioptygmatidae.[1]
Distribution
The type locality is Gorda Bank, Honduras.[1]
Fossil record from Neogene include southeastern USA.[1]
apertural view of the shell of Pleioptygma helenae
Description
The maximum recorded shell length is 123 mm.[5]
Main article: Pleioptygma § Description
The anatomy of the family Pleioptygmatidae is defined according to this the only extant species.
Habitat
Minimum recorded depth is 37 m.[5] Maximum recorded depth is 150 m.[5]
References
- 1 2 3 4 Quinn J. F. Jr. (1989). "Pleioptygmatidae, a new family of mitriform gastropods (Prosobranchia: Neogastropoda)". The Nautilus 103(1): 13-19.
- ↑ Radwin G. E. & Bibbey L. J. (1972). "A new mitrid from the western Atlantic". Transactions of the San Diego Society of Natural History 17(7): 95-99.
- ↑ Pleioptygma helenae (Radwin & Bibbey, 1972). Retrieved through: World Register of Marine Species on 04/24/10.
- ↑ Petuch E. J. (1980). "A new Falsilyria (Volutidae) and a new Conus (Conidae) from Roatan Island, Honduras (Atlantic)". The Nautilus 64(3): 115-118.
- 1 2 3 Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.
Further reading
- Quinn J. F. Jr. & Lyons W. G. (1984). "A partial description of the anatomy of Pleioptygma helenae (Gastropoda: Neogastropoda)". American Malacological Bulletin 3(1): 97-98.
External links
 |
Wikimedia Commons has media related to Pleioptygma helenae. |
This article is issued from Wikipedia - version of the 8/17/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.