ammonites
†family Loxonematidae Koken 1889 (snail)

Gastropoda - Murchisoniina

Synonym: Holopellidae Koken 1896

Full reference: E. Koken. 1889. Ueber die Entwickelung der Gastropoden vom Cambrium bis zur Trias. Neues Jahrbuch für Mineralogie, Geologie und Palaeontologie 6: 305–484. 6:305-484

Parent taxon: Loxonematoidea according to P. Bouchet et al. 2005

Sister taxa: Abyssochrysidae, Acrospira, Coelostylinidae, Crassimarginatidae, Palaeozygopleuridae, Pragozyga, Scoliostomatidae, Soleniscidae, Spirostylidae, Vetotuba, Zygopleuridae

Subtaxa: Aulacostrepsis, Australoxa, Clathronema, Cookiloxa, Heideckernema, Holopella, Katoptychia, Loxonema, Nodoloxonema, Omospirinae, Perneratia, Stylonema, Tyrsoecus

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Type: Loxonema

Ecology: facultatively mobile epifaunal suspension feeder