ammonites
Spinomartinia Waterhouse 1968 (lamp shell)

Rhynchonellata - Spiriferida - Martiniidae

Full reference: J. B. Waterhouse. 1968. The classification and description of Permian Spiriferida (Brachiopoda) from New Zealand. Palaeontographica Abteilung A 129(1-3):1-94

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

Sister taxa: Beschevella, Implexina, Jilinmartinia, Martinia, Tiramnia, Weiningia

Subtaxa: Spinomartinia prolifica, Spinomartinia queenslandica, Spinomartinia spinosa

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Ecology: stationary epifaunal suspension feeder