Rhynchonellata - Spiriferida

Invalid subtaxa: Martiniopsis deltoidea Andrews 1908 [nomen nudum], Martiniopsis transversa Etheridge 1892 [nomen vanum], Spirifer subradiatus Sowerby 1844 [nomen vanum], Spirifera subradiata Sowerby 1844 [nomen vanum]

Full reference: K.S.W. Campbell. 1959. The Martiniopsis-like spiriferids of the Queensland Permian. Palaeontology 1(4):333-350

Parent taxon: Martinioidea according to A. Williams et al. 2006

Sister taxa: Crassumbidae, Elythynidae, Gerkispiridae, Martiniidae, Perissothyrididae, Tenellodermidae

Subtaxa: Glendoniinae, Ingelarellinae, Kelsovia, Notospiriferinae

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Type: Ingelarella

Ecology: stationary epifaunal suspension feeder