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Trimerellidae
Taxonomy
Trimerellidae was named by Davidson and King (1872). Its type is Trimerella.
It was assigned to Trimerellida by Jaanuson (1966); to Trimerellacea by Mitchell (1977); and to Trimerelloidea by Williams et al. (2000), Cocks (2019).
It was assigned to Trimerellida by Jaanuson (1966); to Trimerellacea by Mitchell (1977); and to Trimerelloidea by Williams et al. (2000), Cocks (2019).
Subtaxa
Belubula (syn. Zhuzhaiia), Bowanpodium, Corystops, Costitrimerella, Dinobolus, Eodinobolus, Fengzuella, Gasconsia, Gyroselenella, Keteiodoros, Monomerella, Obolellina, Ovidiella, Palaeotrimerella, Paradinobolus, Peritrimerella, Porcidium, Rhynobolus, Sinotrimerella, Trimerella (syn. Prosoponella, Machaerocolella) (type genus), Yidurella