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Hajar | profile | all galleries >> Palaeogalleries >> Palaeozoic Vertebrates >> Devonian Placoderms tree view | thumbnails | slideshow

Devonian Placoderms

Placoderms make up the first branch of the gnathostomes or jawed fishes ( http://www.ucmp.berkeley.edu/vertebrates/basalfish/placodermi.html )
Gemuendina stuertzi, a 21 cm rhenanid placoderm from Bundenbach.
Gemuendina stuertzi, a 21 cm rhenanid placoderm from Bundenbach.		 Gemuendina stuertzi, a 21 cm rhenanid placoderm from Bundenbach.
Gemuendina stuertzi, a 21 cm rhenanid placoderm from Bundenbach.		 X-radiograph of the Gemuendina specimen
X-radiograph of the Gemuendina specimen
Wudinolepis weni, 17 mm microbrachiid, Jiucheng Formation, Late Emsian, Lower Devonian, Wuding, Yunnan, China.
Wudinolepis weni, 17 mm microbrachiid, Jiucheng Formation, Late Emsian, Lower Devonian, Wuding, Yunnan, China. 		Microbrachius dicki, 3 cm male individual showing clasping appendages, Middle Devonian, Orkney
Microbrachius dicki, 3 cm male individual showing clasping appendages, Middle Devonian, Orkney		 Coccosteus decipiens, 35 cm, ventral view, Middle Devonian, Orkney
Coccosteus decipiens, 35 cm, ventral view, Middle Devonian, Orkney
Cowralepis mclachlani Ritchie 2005, 125 mm phyllolepid, Late Middle Devonian (Givetian), Cowra, New South Wales, Australia
Cowralepis mclachlani Ritchie 2005, 125 mm phyllolepid, Late Middle Devonian (Givetian), Cowra, New South Wales, Australia		 Bothriolepis canadensis, antiarch placoderm, armoured head and proximal trunk 15 cm, Escuminac Fmn, Frasnian, Quebec
Bothriolepis canadensis, antiarch placoderm, armoured head and proximal trunk 15 cm, Escuminac Fmn, Frasnian, Quebec		 Frasnian selenosteid arthodire placoderm, 17.5 cm long, Djbel Merakib, near Alnif, Morocco.
Frasnian selenosteid arthodire placoderm, 17.5 cm long, Djbel Merakib, near Alnif, Morocco.

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