waeringopterids
English
editNoun
editwaeringopterids
- plural of waeringopterid
- 2015 September 1, James C. Lamsdell et al., “The oldest described eurypterid: a giant Middle Ordovician (Darriwilian) megalograptid from the Winneshiek Lagerstätte of Iowa”, in BMC Evolutionary Biology[1], volume 15, :
- All early Laurentian eurypterids are relatively large predators, either megalograptids [ 5 ] or waeringopterids [ 6 ].