Rhachiosteus Temporal range: Givetian-Frasnian |
|
---|---|
Artist's reconstruction (with Trematosteus in the background) | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Subphylum: | Vertebrata |
Class: | Placodermi |
Order: | Arthrodira |
Suborder: | Brachythoraci |
Infraorder: | Coccosteina |
Superfamily: | Dinichthyloidea |
Family: | Rhachiosteidae |
Genus: | Rhachiosteus |
Species: | R. pterygiatus |
Binomial name | |
Rhachiosteus pterygiatus Gross, 1938 |
|
Synonyms | |
|
Rhachiosteus pterygiatus is an extinct brachythoracid arthrodire placoderm from the Late Devonian of Germany. It is known only from a single specimen, which may be a larval or juvenile form, as the skull of said specimen is only 19 millimetres long.