Classification of the genus Arctacanthus
G. †Arctacanthus Nielsen 1932
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†Arctacanthus exiguus Yamagishi 2004
†Arctacanthus multisectus Branson 1933
†Arctacanthus phosphoriensis Branson 1916
†Arctacanthus spitzbergensis Hulke 1873
†Arctacanthus uncinatus Nielsen 1932
†Arctacanthus wyomingensis Branson 1934
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Invalid names: Dolophonodus uncinatus Branson 1933 [replaced]
Invalid names: Ancistriodus Branson 1933 [synonym], Dolophonodus Branson 1933 [synonym], Hamatus Branson 1930 [synonym]