anabaritid
{{Short description|Extinct family of enigmatic organisms}}
{{Automatic taxobox
| fossil_range = {{fossil range|Early Cambrian}}
| image =
| image_caption =
| taxon = Anabaritidae
| authority = Missarzhevsky, 1974
| subdivision_ranks = Genera
| subdivision = * Aculeochrea
}}
The anabaritids or angustiochreids are enigmatic tubular, mineralizing organisms with a trifold symmetry (i.e., clover shape) known from their Lower Cambrian fossils. They may have represented cnidaria, but their affinity within the Metazoa is difficult to constrain.{{Cite journal| doi = 10.1017/S1477201909002715 | last1 = Kouchinsky | first1 = A. | last2 = Bengtson | first2 = S. | last3 = Feng | first3 = W. | last4 = Kutygin | first4 = R. | last5 = Val'kov | first5 = A. | title = The Lower Cambrian fossil Anabaritids: Affinities, occurrences and systematics | journal = Journal of Systematic Palaeontology | volume = 7 | issue = 3 | pages = 241 | year = 2009 | s2cid = 140636579 }}
Systematics
After Kouchinsky et al. (2009):
- Aculeochrea Val'kov & Sysoev, 1970
- A. ornata Val'kov & Sysoev, 1970
- A. rugosa (Val'kov & Sysoev, 1970)
- Anabarites Missarzhevsky in Voronova & Missarzhevsky, 1969
- A. biplicatus (Missarzhevsky, 1989)
- A. compositus Missarzhevsky in Rozanov et al., 1969
- A. convexus (Val'kov & Sysoev, 1970)
- A. dalirense Devaere et al., 2021{{Cite journal|last1=Devaere |first1=L. |last2=Korn |first2=D. |last3=Ghaderi |first3=A. |last4=Struck |first4=U. |last5=Bavandpur |first5=A. K. |title=New and revised small shelly fossil record from the lower Cambrian of northern Iran |year=2021 |journal=Papers in Palaeontology |volume=7 |issue=4 |pages=2141–2181 |doi=10.1002/spp2.1391 |bibcode=2021PPal....7.2141D |doi-access=free }}
- A. hariolus (Vasil'eva, 1987)
- A. hexasulcatus (Missarzhevsky, 1974)
- A. korobovi (Missarzhevsky in Rozanov & Missarzhevsky, 1966)
- A. latus (Val'kov & Sysoev, 1970)
- ?A. licis (Missarzhevsky in Rozanov et al., 1969)
- A. missarzhevskyi (Vasil'eva, 1986)
- A. modestus Bokova, 1985
- ?A. natellus (Val'kov & Sysoev, 1970)
- A. rectus Vasil'eva in Rudavskaya & Vasil'eva, 1984
- A. ternarius Missarzhevsky in Rozanov et al., 1969
- A. tripartitus Missarzhevsky in Rozanov et al., 1969
- A. tristichuus Missarzhevsky in Rozanov et al., 1969
- A. trisulcatus Missarzhevsky in Voronova & Missarzhevsky, 1969
- A. valkovi (Bokova in Bokova & Vasil'eva, 1990)
- ?A. volutus (Missarzhevsky in Rozanov et al., 1969)
- Cambrotubulus Missarzhevsky in Rozanov et al., 1969
- C. decurvatus Missarzhevsky in Rozanov et al., 1969
- Mariochrea Val'kov, 1982
- M. sinuosa Val'kov, 1982
- Selindeochrea Val'kov, 1982
- S. tecta Val'kov, 1982
- S. tricarinata (Missarzhevsky in Rozanov et al., 1969)