Anabaritid
The anabaritids or angustiochreids are enigmatic tubular, mineralizing organisms with a trifold symmetry known from their Lower Cambrian fossils. They may have represented cnidaria, but their affinity within the Metazoa is difficult to constrain.
Systematics
After Kouchinsky et al. :- Aculeochrea Val'kov & Sysoev, 1970
- * A. ornata Val'kov & Sysoev, 1970
- * A. rugosa
- Anabarites Missarzhevsky in Voronova & Missarzhevsky, 1969
- * A. biplicatus
- * A. compositus Missarzhevsky in Rozanov et al., 1969
- * A. convexus
- * A. dalirense Devaere et al., 2021
- * A. hariolus
- * A. hexasulcatus
- * A. korobovi
- * A. latus
- * ?A. licis
- * A. missarzhevskyi
- * A. modestus Bokova, 1985
- * ?A. natellus
- * 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
- * ?A. volutus
- 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''