北極棘鯊屬（學名：Arctacanthus）為弓鮫目的一個屬。生存於二疊紀吳家坪期 ，且可能存活至三疊紀。
下屬物種
本屬包括以下物種：[2]
- Arctacanthus exiguus Yamagishi, 2004
- Arctacanthus uncinatus Nielsen, 1932
- 懷俄明北極棘鯊 Arctacanthus wyomingensis Branson, 1934
參考文獻
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