1. Typical Burgess Shale-type animals from the Fezouata biota.
Typical Burgess Shale-type animals from the Fezouata biota. (a) Aegirocassis benmoulai, a giant filter-feeding anomalocaridid preserved in three dimensions within a concretion. Two sets of swimming flaps are evident on the left side of the trunk. (YPM (Yale Peabody Museum) ) (b) A marrellomorph arthropod, probably belonging to the genus Furca. (MHNT (Natural History Museum of Toulouse) PAL ) (c) Different type of marrellomorph showing similarities to Skania and Vachonisia. (YPM ) The body and appendages are concealed by the carapace. All specimens are from the uppermost Tremadocian Araneograptus murrayi biozone.
Peter Van Roy et al. Journal of the Geological Society 2015;172:
© 2015 The Author(s)‏