Template:Taxonomy/Circothecidae
Bold ranks show taxa that will be shown in taxoboxes
because rank is principal or always_display=yes.
| Ancestral taxa | |||
|---|---|---|---|
| Domain: | Eukaryota | /displayed | [Taxonomy; edit] |
| Clade: | Amorphea | [Taxonomy; edit] | |
| Clade: | Obazoa | [Taxonomy; edit] | |
| (unranked): | Opisthokonta | [Taxonomy; edit] | |
| (unranked): | Holozoa | [Taxonomy; edit] | |
| (unranked): | Filozoa | [Taxonomy; edit] | |
| Clade: | Choanozoa | [Taxonomy; edit] | |
| Kingdom: | Animalia | [Taxonomy; edit] | |
| Subkingdom: | Eumetazoa | [Taxonomy; edit] | |
| Clade: | ParaHoxozoa | [Taxonomy; edit] | |
| Clade: | Bilateria | [Taxonomy; edit] | |
| Clade: | Nephrozoa | [Taxonomy; edit] | |
| (unranked): | Protostomia | [Taxonomy; edit] | |
| (unranked): | Spiralia | [Taxonomy; edit] | |
| Superphylum: | Lophotrochozoa | [Taxonomy; edit] | |
| Clade: | Lophophorata | [Taxonomy; edit] | |
| Clade: | Brachiozoa | [Taxonomy; edit] | |
| Phylum: | Brachiopoda | [Taxonomy; edit] | |
| Class: | †Hyolitha | [Taxonomy; edit] | |
| Order: | †Orthothecida (?) | /? | [Taxonomy; edit] |
| Family: | †Circothecidae | [Taxonomy; edit] | |
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| Parent: | Orthothecida/? [Taxonomy; edit]
|
| Rank: | familia (displays as Family)
|
| Link: | †Circothecidae
|
| Extinct: | yes
|
| Always displayed: | yes (major rank) |
| Taxonomic references: | Brasier, M. D. (1986). The succession of small shelly fossils (especially conoidal microfossils) from English Precambrian–Cambrian boundary beds. Geological Magazine, 123(3), 237–256. doi:10.1017/S0016756800034737
Argued not to be hyoliths at all by: Webers, G. F., & Yochelson, E. L. (1989). Late Cambrian molluscan faunas and the origin of the Cephalopoda. Geological Society, London, Special Publications, 47(1), 29–42. doi:10.1144/gsl.sp.1989.047.01.04 |
| Parent's taxonomic references: | – |