Fossil atlas, fishes by Karl Albert Frickhinger

By Karl Albert Frickhinger

Publication via Frickhinger, Karl Albert

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A. A. Macropetalichthys sullivani N ORWOOD Genus: Macropeta/ichthys NORWOOD & OWEN, 1846. Synonyms: A canthaspis, Agassichthys, Heintzaspis, Ohioduro/ites, Physichthys. Horizon: Middle Devonian. Geographical distribution: Europe, North America. Features: Relatively large fishes. Roof of skull may reach length of 25 c m . Eyes d i rected u pwards b u t somewhat laterally plac d. Mouth slightly ventral . Jaws not yet fou nd . Trunk armour relatively brief . Remarks: Probably largely bot­ to m- dwelle rs .

Recent relatives: None. Died out in the Ordovician. 70 Anglaspis Synonym : R e m a r k s : Probably bottom­ dwelling and very weak swim­ mers. Sacabambaspis , reconstruct ion after GAGNIER. Recent relatives : None. Died out in the Silurian. Anglaspis , reconstruction alter HEINTZ. 71 Jawless Fishe s AGNATHA Order: Pteraspidiformes Family: Cyathaspididae A AG NATH der: Pteraspidi�o�mes J awless Fishes or sp ld ldae faJl1i1y: Cy at ha - Irregulareaspis hoeli KIAER (length c. 6 cm) from the Lower Devonian ofSpitzbergen Original: Paleontologisk Museum, Oslo, Norway.

Original: Australian Museum , Sydney, Australia. Ctenurella, reconstruction after MACMILLAN . WATSON, 1 93 4 . Middle Devonian . raphical distribution: Europe. res: Smal'l fishes . Head relatively small. Eyes directed up­ Mouth ventral . A pair of tooth plates on upper and lower jaw. anterior part of the back has a posteriorly grooved spine. The r:\II:mOrl'-'r dorsal fin triangular and relatively large. Pelvic fins long , scaly in female and in the male with hook-shaped claspers . length c . 1 2 cm.

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