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Large Brachythoracid Arthrodires (Placoderm Fishes) from the Early Devonian of Wee Jasper, New South Wales, Australia, with a discussion of Basal Brachythoracid Characters

Young, Gavin

Description

Two new brachythoracids are described from the Emsian limestones of the Lake Burrinjuck area, both based on skull remains. They are the largest and most advanced arthrodires so far known from the fauna, and amongst the largest fishes recorded anywhere from the Early Devonian. Dhanguura johnstoni gen. et sp. nov. is based on a single incomplete skull with an estimated length of at least 40 cm, which possesses the derived character of a strongly T-shaped rostral plate, not recorded in any other...[Show more]

CollectionsANU Research Publications
Date published: 2004
Type: Journal article
URI: http://hdl.handle.net/1885/79491
Source: Journal of Vertebrate Paleontology

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