Arctotirolites

{{Short description|Extinct genus of molluscs}}

{{Automatic taxobox

| image = Arctotirolites NGMC.jpg

| image_caption = Fossil specimen, Geological Museum of China

| taxon = Arctotirolites

| authority = Popov 1963

| subdivision_ranks = Species

| synonyms = {{Species list | Pseudotirolites | Popov, 1962}}

| synonyms_ref = {{GBIF |id=3245994 |taxon=Arctotirolites |accessdate=29 April 2022}}

}}

Arctotirolites is an extinct genus of cephalopod belonging to the ammonite subclass. It was described by Popov in 1963, based on a single specimen found in the Olenyok River basin, in the Olenikites zone of northern Siberia.{{cite journal|title=Ammonoids of the Late Scythian (Lower Triassic) |last=Kummel |first=Bernhard |journal=Bulletin of the Museum of Comparative Zoology |volume=137 |number=3 |page=477 |date=September 27, 1968 |publisher=Harvard University}}