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This species is in older publications placed in the Order Cephalaspidea, according to Bouchet & Rocroi (2005) are the superfamilies: Acteonoidea and Ringiculoidea no more in the Order Cephalaspidea in the Subclass: OPISTHOBRANCHIA, but in the new informal group Lower Heterobranchia (= Allogastropoda) Haszprunar, 1985. Bouchet et al. (2017) moved it into the Subterclass Acteonimorpha References: Bouchet P., Rocroi J.-P., Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. (2005). "Classification and nomenclator of gastropod families". Malacologia: International Journal of Malacology (Hackenheim, Germany: ConchBooks) 47 (1-2): 1-397. ISBN 3925919724. ISSN 0076-2997. Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia. 61(1-2): 1-526 More informations on Hydatina physis are at Bill Rudman's Sea Slug Forum! How to cite: Köhler, E. (2021), published 12 February 2021, Hydatina physis (Linnaeus, 1758) available from https://www.Philippine-Sea-Slugs.com/Heterobranchia/Hydatina_physis.htm |
