Giant ( Two-Meter ) Ordovician Anomalocaridid Found In Morocco
Giant Ocean Arthropod Rivals Largest in History
By Ross Pomeroy, Real Clear Science, March 2015
Fossilised remains of human-sized 'lobster'
discovered in Morocco (The newly discovered
prehistoric species, named Aegirocassis benmoulae,
was an early ancestor of the modern spider and
the oldest giant filter-feeder on record.
The Guardian, March 11, 2015
Frankensquid creature roamed seas 480m years
ago, PhysOrg, March 11, 2015,
Aegirocassis benmoulae, Yale Peabody Museum
of Natural History, YouTibe, March 11, 2015
(A presentation by Dr. Peter Van Roy describing a
new fossil anomalocaridid from the Early Ordovician
Fezouata Formation of Morocco. Dr. Van Roy is
one of the authors of a new study that has shed
light on the early evolution and development of
The paper is:
Van Roy, P., A. C. Daley, and D. E. G. Briggs.
Anomalocaridid trunk limb homology revealed
by a giant filter-feeder with paired flaps.
Nature. 2015. doi:10.1038/nature14256