Rhynchonellata - Spiriferinida - Syringothyrididae

Full reference: M. R. Sahni and J.P. Srivastava. 1956. Discovery of Eurydesma and Conularia in the eastern Himalaya and description of associated faunas. Journal of the Palaeontological Society of India 1:202-214

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

Sister taxa: Asyrinxia, Cundaria, Cyrtella, Kungaella, Myodelthyrium, Pachycyrtella, Permasyrinx, Petinospiriferina, Primorewia, Pseudosyringothyris, Pseudosyrinx, Sulcicosta, Syrella, Verkhotomia, Woolagia

Subtaxa: Subansiria brevis, Subansiria pelicanensis, Subansiria ranganensis

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Ecology: stationary low-level epifaunal suspension feeder