Microspinosporites, a new genus of Palaeozoic pseudosaccate miospores of flemingitalean affinity

Bulletin of geosciences

Bek J¹ 

关键词: Microspinosporites;    Lycospora;    Flemingites;    Pennsylvanian;    Carboniferous;   

DOI  :  

来源: Czech Geological Survey

【 摘 要 】

Pennsylvanianmicrospinate/spinatemio-andmicrosporesareformerlyassignedtocingulatespeciesofLycospora(Schopfetal.),whichweredescribedbyPotonieKremp.Inthepresentpaper,fromthethreeexistingspeciesofdistallymicrospinatemiosporesofthistype[L.granulataKosanke,L.orbicula(PotonieKremp)SmithButterworthandL.chaloneriScottHemsley]twoofthem,L.orbiculaandL.chaloneriareassignedtonewpseudosaccatemiosporegenusMicrospinosporitesgen.nov.Miosporesofthisgenusarecharacterizedbyinnerbodyanddistalandproximalmicrospinae/spinae,exceptforthecontactarea.Acingulumisnotdeveloped.ThefructificationsthatproducedMicrospinosporiteswerebisporangiateconesofthegeneraFlemingitesCarruthersandprobablyMoscvostrobusNaugolnykhOrlova,andwerebornonarborescentlycopsidsofthegenusParalycopodites(MooreyMoorey)DiMichele.ThemorphologyofMicrospinosporitesissimilartothatofe.g.,Geminospora(Balme)Playfordandsomeotherpseudosaccatemiosporegenera.

【 授权许可】

Unknown