Anabaritid

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.

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
 * 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)