Bulletin of geosciences | |
Paradoxidid trilobites from a mid-Cambrian (Series 3, stage 5) limestone concretion from Jämtland, central Sweden | |
Weidner T1  Rushton AWA1  Ebbestad JOR1  | |
关键词: Cambrian; stage 5; Jämtland; Sweden; Eccaparadoxides; Hydrocephalus; morphology; taxonomy; | |
DOI : | |
来源: Czech Geological Survey | |
【 摘 要 】
ThispaperdescribesthemorphologyanddiscussesthetaxonomyoftheparadoxididtrilobitespresentinthemoultensembledescribedbyEbbestadetal.(2013)fromahugelimestoneconcretionoftheAlumShaleFormationcollectedatOuml;stnar,Jämtland.Twospecies,bothrepresentedbynumerousbutsmallcompleteholaspidspecimensaredescribedasnew:Eccaparadoxides?thorslundisp.nov.isdistinctive,butitsgenericpositionisconsidereddoubtful;HydrocephalusspinulosusissimilartoH.vikensisRushtonWeidner,2007(alsopresentasararityinthemoultensemble)andispartlydistinguishedfromitbycharactersofthethorax.AlsoillustratedareafewspecimensthathavebeencollectedatvariouslocalitiesbetweenHackasandBrunflo.Theyappeartorepresentindividualsofsomeofthespeciesinthemoultensembleandareabouttwicethesizeoftheirtypespecimens.
【 授权许可】
Unknown
【 预 览 】
Files | Size | Format | View |
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RO201912090783258ZK.pdf | 10722KB | download |