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Thectardis Clapham et al. 2004 (triangle)

PaleoDB taxon number: 146799

Full reference: M. E. Clapham, G. M. Narbonne, J. G. Gehling, C. Greentree, and M. M. Anderson. 2004. Thectardis avalonensis: a new Ediacaran fossil from the Mistaken Point biota, Newfoundland. Journal of Paleontology 78(6):1031-1036

Parent taxon: Porifera according to E. A. Sperling et al. 2011

Sister taxa: Amorphofungia, Archaeocyatha, Archaeocyathidae, Calcarea, Caliculospongia, Clathrispongia, Codites, Coronacollina, Cotyliscus, Cribroscyphia, Cuneiphycus, Cupulochonia, Cyathophyscus, Cyclospongia, Demospongea, Dendrocoelia, Disjectoporidae, Drosdovia, Eocoryne, Eocyathispongia, Glenodictyum, Heteractinida, Hexactinellida, Holocoelia, Homoscleromorpha, Leiofungia, Limnorea, Limnoretheles, Matthewcyathus, Megalelasma, Microcoryne, Mussooriella, Nabaviella, Namapoikia, Nostrocyathus, Oligoplagia, Palaeoierea, Phymoraphinia, Polyactinellidae, Psephidia, Sclerospongiae, Scyphia, Shitangspongia, Sinoflabrum, Solactiniella, Sparsispongia, Spirocyathidae, Stromatofungia, Stromatoporoidea, Tragos, Trammeria

Subtaxa: Thectardis avalonensis

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Type: Thectardis avalonensis

Ecology: stationary intermediate-level epifaunal osmotroph