Colin Doyle Sumrall

Earth and Planetary Sciences University of Tennessee, Knoxville, Knoxville, TN, United States 
paleobiology of extinct echinoderms
"Colin Doyle Sumrall"


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Robert Lundin research assistant 1988-1989 Arizona State
James Sprinkle grad student 1996 UT Austin
 (A phylogenetic analysis of echinodermata based on primitive fossil taxa.)
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Deline B, Thompson JR, Smith NS, et al. (2020) Evolution and Development at the Origin of a Phylum. Current Biology : Cb
Zamora S, Wright DF, Mooi R, et al. (2020) Re-evaluating the phylogenetic position of the enigmatic early Cambrian deuterostome Yanjiahella. Nature Communications. 11: 1286
Zamora S, Sprinkle J, Sumrall C. (2020) A revaluation of rhipidocystid echinoderms based on a new flattened blastozoan from the Upper Ordovician of Maryland, USA Acta Palaeontologica Polonica. 65
Bauer JE, Waters JA, Sumrall CD. (2019) Redescription of Macurdablastus and redefinition of Eublastoidea as a clade of Blastoidea (Echinodermata) Palaeontology. 62: 1003-1013
Sheffield SL, Sumrall CD. (2019) A re‐interpretation of the ambulacral system of Eumorphocystis (Blastozoa, Echinodermata) and its bearing on the evolution of early crinoids Palaeontology. 62: 163-173
Sheffield SL, Sumrall CD. (2019) The phylogeny of the Diploporita: a polyphyletic assemblage of blastozoan echinoderms Journal of Paleontology. 93: 740-752
Sheffield SL, Ausich WI, Sumrall CD. (2018) Late Ordovician (Hirnantian) diploporitan fauna of Anticosti Island, Quebec, Canada: implications for evolutionary and biogeographic patterns Canadian Journal of Earth Sciences. 55: 1-7
Bauer JE, Sumrall CD, Waters JA. (2017) Hydrospire morphology and implications for blastoid phylogeny Journal of Paleontology. 91: 847-857
Sheffield SL, Sumrall CD. (2017) Generic revision of the Holocystitidae of North America (Diploporita, Echinodermata) based on universal elemental homology Journal of Paleontology. 91: 755-766
ZAMORA S, SUMRALL CD, ZHU XJ, et al. (2016) A new stemmed echinoderm from the Furongian of China and the origin of Glyptocystitida (Blastozoa, Echinodermata) Geological Magazine. 1-11
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