Nostolepis
Encyclopedia
Nostolepis is an extinct genus of acanthodian
Acanthodii
Acanthodii is a class of extinct fishes, sharing features with both bony fish and cartilaginous fish. In form they resembled sharks, but their epidermis was covered with tiny rhomboid platelets like the scales of holosteans...

 fish which lived in the Late Silurian
Silurian
The Silurian is a geologic period and system that extends from the end of the Ordovician Period, about 443.7 ± 1.5 Mya , to the beginning of the Devonian Period, about 416.0 ± 2.8 Mya . As with other geologic periods, the rock beds that define the period's start and end are well identified, but the...

 (Pridoli
Prídolí
Přídolí is a small town in Český Krumlov District in the South Bohemian Region of the Czech Republic.The town covers an area of , and has a population of 583 ....

) to Middle Devonian (Lochkovian). Members of the genus include Nostolepis gracilis and Nostolepis striata.
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