Bulletin of geosciences | |
Early ontogeny of the Cambrian trilobite Sao hirsuta from the Skryje-Týřovice Basin, Barrandian area, Czech Republic | |
Crônier C1  Fatka O1  Budil P1  Laibl L1  | |
关键词: trilobites; ontogeny; Skryje-Týřovice Basin; Buchava Formation; Barrandian area; Cambrian; | |
DOI : | |
来源: Czech Geological Survey | |
【 摘 要 】
PreservationofontogeneticstagesoftrilobitesfromtheCambrianoftheSkryje-TýřoviceBasin(Barrandianarea)hasbeenknownfromseverallocalitiesintheupperpartoftheBuchavaFormation.ThemostcompleteinformationonexoskeletalchangesduringontogenywasbasedonmaterialassignedbyBarrande(1852)toSaohirsuta.Basedonquantitativemethodsanddetailedstudyofthemorphologyoftheexoskeleton,werecognizethreeprotaspidandtwoearlymeraspidinstarsofSaohirsuta.WealsodescribetheprotaspidstagesoftwoindeterminatetaxaofPtychopariida,oneoriginallydeterminedastheprotaspidesofSaohirsutaandtheotherreferredtobyRůžiÄka(1943)as“Barrande’slarvaâ€.ProtaspidesofSaohirsutahaveanadult-likemorphology,andtheirpresumedbenthicmodeoflifeisconsistentwiththerestrictedpalaeogeographicdistributionofthisgenus.
【 授权许可】
Unknown
【 预 览 】
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RO201912090783194ZK.pdf | 6317KB | download |