''Lasanius'' is a genus of basal anaspida from the Early Silurian. Its fossils are around 10 mm to 150 mm in length. Lasanius NT small

Fossils have been found in Early Silurian-aged strata in Ayrshire,

Muirkirk Muirkirk ( gd, Eaglais an t-Slèibh) is a small village in East Ayrshire, southwest Scotland. It is located on the north bank of the River Ayr, between Cumnock and Glenbuck on the A70. Conservation The Muirkirk & North Lowther Uplands Specia ...

Scotland Scotland (, ) is a Countries of the United Kingdom, country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a Anglo-Scottish border, border with England to the southeast ...

and Seggholm.

References

R.H. Traquair M.D. LL.D. F.R.S. (1898) IX.—''Notes on Palœozoic fishes.''—No. II, Annals and Magazine of Natural History, 2:7, 67–70, DOI: 10.1080/00222939808678013 Traquair, R. (1899). XXXII.—Report on Fossil Fishes collected by the Geological Survey of Scotland in the Silurian Rocks of the South of Scotland. ''Transactions of the Royal Society of Edinburgh,'' ''39''(3), 827–864. doi:10.1017/S0080456800035237

External links

Underwhelming Fossil Fish of the Month: February 2016
Silurian jawless fish Extinct animals of Europe Fossil taxa described in 1898 Birkeniiformes genera {{Silurian-animal-stub