Ischnacanthus
Encyclopedia
Ischnacanthus is an extinct genus of fish in class of Acanthodii
. Ischnacanthus lived during the Early Devonian period. The Ischnacanthus have jaws but still have small mosaic scales. They either had very small teeth or none. Fossils were found in Tillywhandland Quarry, Forfar
, Scotland
.
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...
. Ischnacanthus lived during the Early Devonian period. The Ischnacanthus have jaws but still have small mosaic scales. They either had very small teeth or none. Fossils were found in Tillywhandland Quarry, Forfar
Forfar
Forfar is a parish, town and former royal burgh of approximately 13,500 people in Angus, located in the East Central Lowlands of Scotland. Forfar is the county town of Angus, which was officially known as Forfarshire from the 18th century until 1929, when the ancient name was reinstated, and...
, Scotland
Scotland
Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...
.