Tremanotidae is an extinct family of Paleozoic fossil molluscs with isostrophically coiled shells. They occupy an uncertain position taxonomically: it is not known whether they were (gastropods (snails) or monoplacophorans.
Taxonomy The taxonomy of the Gastropoda by Bouchet & Rocroi, 2005Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. 2005. Classification and nomenclator of gastropod families. Malacologia: International Journal of Malacology, 47(1-2). ConchBooks: Hackenheim, Germany. . . 397 pp. http://www.vliz.be/Vmdcdata/imis2/ref.php?refid=78278 categorizes Tremanotidae in the superfamilia Bellerophontoidea within the Paleozoic molluscs of uncertain systematic position with isostrophically coiled shells (Gastropoda or Monoplacophora). This family has no subfamilies.
Genera
Genera in the family Tremanotidae include:Tremanotinae. The Paleobiology Database, accessed 26 August 2009. Tremanotus Hall, 1867Hall J. 1868. Account of some new or little known species of fossils from rocks of the age of the Niagara group. Annual report of the Regents of the University of the State of New York on the State Cabinet of Natural History and the Historical and Antiquarian collection annexed thereto 20:305-352. - type genus of the family Tremanotidae. Synonyms: Gyrotrema, Tremagyrus. Tremanotus angustata - synonym: Tremanotus alpheus. Tremanotus aymestriensis Tremanotus chicagoensis Tremanotus civis Tremanotus compressus Tremanotus crassolare Tremanotus cyclocostatus Tremanotus deficiens Tremanotus dilatatus - synonym: Tremanotus girvanensis. Tremanotus inopinata Tremanotus minutus Tremanotus nautiloidea Tremanotus nobile Tremanotus parvus Tremanotus pervoluta Tremanotus planorbis Tremanotus plicosum Tremanotus polygyratus Tremanotus portlocki Tremanotus pritchardi Tremanotus serpentinus Tremanotus trigonostoma Tremanotus tuboides Boiotremus Horný, 1962 Boiotremus beraunensis Boiotremus caelatus Boiotremus distans Boiotremus fortis Boiotremus kosovensis Boiotremus longitudinalis (Lindström, 1884) - synonyms: Tremanotus longitudinalis, Tremanotus incipiens Goniotremus Horný, 1992 Goniotremus insectus - synonym: Goniotremus polygonus. Goniotremus involutus
References