Murmur arctatum

Murmur is a genus of placoderm. The type species is Murmur arctatum.^[1] It was described from a fossil found within the Beartooth Butte Formation of Wyoming.^[3]

Murmur arctatum Temporal range: Early Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	†Placodermi
Order:	†Arthrodira
Family:	†incertae sedis
Genus:	†Murmur Whitley, 1951
Species:	†M. arctatum
Binomial name
†Murmur arctatum (Bryant 1935)
Synonyms
Euptychaspis White & Moy-Thomas, 1941[1] Euptychaspis arctatus White & Moy-Thomas, 1941 Ptychaspis Bryant 1935[2] Ptychaspis arctatus Bryant 1935[3]