Crassispira aster
Crassispira aster is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.[1]
| Crassispira aster | |
|---|---|
 | |
| Shells of Crassispira aster (holotype in MNHN, Paris) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Clade: | Caenogastropoda |
| Clade: | Hypsogastropoda |
| Clade: | Neogastropoda |
| Superfamily: | Conoidea |
| Family: | Pseudomelatomidae |
| Genus: | Crassispira |
| Species: | C. aster |
| Binomial name | |
| Crassispira aster Lozouet, 2015 | |
Description
The length of the shell attains 7.5 mm.
Distribution
Fossils have been found in Oligocene and lower Miocene strata in Aquitaine, France
gollark: No, you just can't generally get a solution in terms of roots for 5th degree and up.
gollark: They probably have the quadratic, cubic and quartic formulae programmed into them.
gollark: Well, if you aren't considering *general* polynomials of some kind, this is just a calculator problem.
gollark: This is a job for calculators.
gollark: It's very useful. For example, one Wikipedia article explains one step of a process by just saying "use linear algebra". If you know linear algebra, you may know what it means.
References
- MolluscaBase (2018). Crassispira aster Lozouet, 2015 †. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=867926 on 2018-08-22
- Lozouet P. (2015). Nouvelles espèces de gastéropodes (Mollusca: Gastropoda) de l'Oligocène et du Miocène inférieur d'Aquitaine (Sud-Ouest de la France). Partie 5. Cossmanniana. 17: 15-84. page(s): 40, pl. 18 figs 9-12
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