Heterostraci synonyms, Heterostraci antonyms - FreeThesaurus.com
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Synonyms for Heterostraci
extinct group of armored jawless fishes or fish-like vertebrate
References in periodicals archive
The taxon was initially recognized as a suborder by Kiaer (1932), who named it the Cyathaspida and included it with the suborders Psammosteida and Pteraspida within the order Heterostraci
The tessellated pattern of the dermal armour in the Heterostraci
At first psammosteids sensu stricto (from Drepanaspis to Psammosteus) in the group Heterostraci
were proposed to form the families Drepanaspidae and Psammosteidae (Traquair 1900; Brotzen 1936; Berg 1940; Obruchev 1941) or only the family Drepanaspidae (Stensio 1927), or only the family Psammosteidae (Woodward 1910; Gross 1937; Berg 1955).
Insufficient knowledge has hindered phylogenetic study of the group Heterostraci
as a whole, so there has been uncertainty about its relationships with other tessellated heterostracans (e.
New Thelodonti, Heterostraci
and Arthrodina from the Chortkov Stage of Podolia.