Sphenothallus information

Sphenothallus is a problematic extinct genus lately attributed to the conulariids. It was widespread in shallow marine environments during the Paleozoic...

Paleontology web page [1] Vinn, O.; Kirsimäe, K. (2015). "Alleged cnidarian Sphenothallus in the Late Ordovician of Baltica, its mineral composition and microstructure"...

†Rhabdopleuroides Kozlowski, 1961 †Rhabdotubus Bengtson & Urbanek, 1986 †Sphenothallus Chapman, 1917 non Hall, 1847 †Stolonodendrum Kozlowski 1938 ex Kozlowski...

00241.x. Van Iten, H.; Zhu, M. Y.; Collins, D. (2002). "First Report of Sphenothallus Hall, 1847 in the Middle Cambrian". Journal of Paleontology. 76 (5):...

Zhao; Bernd-D. Erdtmann (2000). "Occurrence of Byronia Matthew and Sphenothallus Hall in the Lower Cambrian of China". Paläontologische Zeitschrift....

Bodenbender, B.E.; Wilson, M.A.; Palmer, T.J. (1989). "Paleoecology of Sphenothallus on an Upper Ordovician hardground". Lethaia. 22 (2): 217–225. doi:10...

Muscente, A. D.; Xiao, Shuhai (1 November 2015). "New occurrences of Sphenothallus in the lower Cambrian of South China: Implications for its affinities...

China. Organisms presented by the algae, graptolites, the cnidarian Sphenothallus, one species of Palaeoscolecida, and arthropods, which include aglaspidid...

relationship. Cambrorhytium has also been compared to the fossil Archotuba and Sphenothallus. C. elongatum has been described to contain an alimentary canal in a...

Phanerozoic reported so far. A study on the morphology of phosphatic tubes of Sphenothallus from the Early Ordovician Fenxiang Formation (China), as well as the...

and the main species found at this site is Conularia niagarensis. Sphenothallus Cnidaria Staurozoa A problematic genus lately attributed to the holdfasts...

Cox, Robt S.; Mapes, Royal H. (1992). "New data on the morphology of Sphenothallus Hall: implications for its affinities". Lethaia. 25 (2): 135–144. doi:10...

"Palaeobiogeography, palaeoecology and evolution of Lower Ordovician conulariids and Sphenothallus (Medusozoa, Cnidaria), with emphasis on the Fezouata Shale of southeastern...

medusozoan capable of clonal budding, and transfer it to the genus Sphenothallus. The oldest mesophotic coral ecosystems, dating back to middle Silurian...

†Skenidioides †Sowerbyella †Spathognathodus †Sphaerocodium †Sphaerocoryphe †Sphenothallus †Spirifer †Spirifer centronatus †Spirifer opimus †Spirifer rockymontanus...

†Smithiphyllum belanskii †Sowerbyella †Spathella †Sphaerirhynchia †Sphenothallus †Spinatrypa †Spinatrypa aspera †Spinatrypa augusticostata – or unidentified...

species †Similodonta †Skenidioides – tentative report †Sowerbyella †Sphenothallus †Spirifer †Spirifer louisianensis †Spiriferina Spirorbis †Spyroceras...

†Sphenopteris †Sphenopteris elegans – or unidentified comparable form †Sphenothallus †Spirifer †Spirifer opimus Spirorbis †Spyroceras †Stegops †Stethacanthus...

†Sowerbyella †Sphenophyllum †Sphenophyllum cuneifolium †Sphenopteris †Sphenothallus †Spirifer †Spirifer rockymontanus †Spiriferina †Stenaster †Stigmaria...

& Urbanek, 1986 ?Sphenoecium Rhabdopleuridae Chapman & Thomas, 1936 Sphenothallus Rhabdopleuridae Chapman, 1917 Stolonodendrum Rhabdopleuridae Kozłowski...

†Sphenosphaera recurvus †Sphenosphaera rogersensis †Sphenosphaera troosti †Sphenothallus †Spicuchelodes †Spicuchelodes cressmani †Spirifer †Spirifer bifurcatus...

locality for species †Sphenosphaera recurvus – type locality for species †Sphenothallus †Spiloblattina †Spiloblattina variegata – type locality for species...

†Sphaerocodium †Sphaerocoryphe †Sphenosteges †Sphenosteges hispidus †Sphenothallus †Sphenotreta †Sphenotreta sulcata – or unidentified comparable form...