Gyracanthus

Gyracanthus (from , 'curved' and , 'spine') is an extinct genus of acanthodian.Snyder, D., Turner, S., Burrow, C. J., & Daeschler, E. B. (2017). “Gyracanthus” sherwoodi (Gnathostomata, Gyracanthidae) from the Late Devonian of North America. Proceedings of the Academy of Natural Sciences of Philadelphia, 165(1), 195–219.

Species There are at least twenty one definitively known species, and at least one species tentatively assigned to Gyracanthus.

G. alleni G. alnwicensis G. compressus G. convexus G. cordatus G. duplicatus G. falciformis G. formosus G. incurvus G. inornatus G.? jasperi G. magnificus G. nobilis G. obliquus G. parvulus G. primaevus G. rectus G. rothrocki G. sarlei G. sherwoodi G. tuberculatus G. youngii

See also List of acanthodians

References