Spirulida
Appearance
(Redirected from Spirulid)
Spirulida Temporal range:
| |
---|---|
Spirula spirula | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Superorder: | Decapodiformes |
Order: | Spirulida Stolley, 1919 |
Suborders | |
†Groenlandibelina |
Spirulida is an order of cephalopods comprising one extant species (Spirula spirula) and several extinct taxa.
Fossil record
[edit]- Oldest representative: Carboniferous, though contested: see Shimanskya
- Oldest uncontested representative: Late Jurassic[1]
Classification
[edit]Taxa marked with † are extinct.
- Order Spirulida
- Family †Shimanskyidae
- Suborder †Groenlandibelina Khromov, 1990
- Family †Groenlandibelidae
- Family †Adygeyidae
- Suborder †Belopterina Engeser, 1998
- Family †Belemnoseidae
- Family †Belopteridae
- Suborder Spirulina Pompeckj, 1912
- Family †Spirulirostridae
- Family †Spirulirostrinidae
- Family Spirulidae
References
[edit]- ^ Fuchs, Dirk; Keupp, Helmut; Trask, PAT; Tanabe, Kazushige (2012). "Taxonomy, morphology and phylogeny of Late Cretaceous spirulid coleoids (Cephalopoda) from Greenland and Canada". Palaeontology. 55 (2): 285. doi:10.1111/j.1475-4983.2011.01125.x.