Heterohelix is an extinct genus of foraminifera belonging to the family Heterohelicidae of the superfamily Heterohelicoidea and the suborder Globigerinina.[1] Its type species is Heterohelix americana (formerly Textilaria americana).[2]
| Heterohelix Temporal range: Santonian - Late Paleocene
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Scientific classification 
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| Domain: | Eukaryota |
| Clade: | Diaphoretickes |
| Clade: | SAR |
| Phylum: | Retaria |
| Subphylum: | Foraminifera |
| Class: | Globothalamea |
| Order: | Rotaliida |
| Family: | Heterohelicidae |
| Subfamily: | †Heterohelicinae |
| Genus: | †Heterohelix Ehrenberg, 1843 |
| Species | |
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See text | |
Species
editSpecies in Heterohelix include:[1]
- Heterohelix americana
- Heterohelix budugensis
- Heterohelix buliminiformis
- Heterohelix bulloides
- Heterohelix calabarflanki
- Heterohelix carinata
- Heterohelix concinna
- Heterohelix cornuta
- Heterohelix digitata
- Heterohelix elongata
- Heterohelix gradata
- Heterohelix hohenemsensis
- Heterohelix ilkhidagensis
- Heterohelix irregularis
- Heterohelix labellosa
- Heterohelix oculis
- Heterohelix perquadrata
- Heterohelix praeelongata
- Heterohelix praegradata
- Heterohelix praeirregularis
- Heterohelix pseudocarseyae
- Heterohelix pseudoreussi
- Heterohelix robusta
- Heterohelix sphenoides
- Heterohelix stenopos
- Heterohelix suwalkensis
- Heterohelix trochospiralis
- Heterohelix varsoviensis
- Heterohelix vistulaensis
- subgenus Heterohelix (Heterohelix)
References
edit- ^ a b Heterohelix, World Foraminifera Database, accessed 27 November 2018
- ^ Ehrenberg, C.G. (1843). Verbreitung und Einfluss des Mikroskopischen Lebens in Süd- und Nord-Amerika. Königliche Akademie der Wissenschaften. p. 141.