Remarks on palaeobiology of juvenile scyphocrinitids and marhoumacrinids (Crinoidea, Camerata) in the Bohemian uppermost Silurian and lowermost Devonian

Abstrakt

Numerous crinoid cirriferous holdfasts have been discovered attached practically exclusively to the concavity within inner side of collars of plate loboliths and cirrus loboliths (including a problematical small bulbous structure which may be in

Klíčová slova

• Echinodermata
• Crinoidea
• Camerata
• Scyphocrinitidae
• Marhoumacrinidae
• larval settlement
• lecithotrophic larvae
• larval dispersal
• larval behaviour
• microhabitat
• palaeogeography
• cirrus loboliths
• plate loboliths
• Bohemia
• Barrandian area
• Upp