Subulites

{{Short description|Extinct genus of gastropods}}

{{Automatic taxobox

| fossil_range = {{Fossil range|Early Ordovician|Mid Ordovician|ref={{cite journal | last1 = Stanley, Jnr. | first1 = George D. | year = 1977 | title = Paleoecology of Subulites: a gastropod in the Middle Ordovician of central Tennessee | journal = Journal of Paleontology | volume = 51 | issue = 1 | pages = 161–168 | jstor = 1303473 }}{{cite journal | doi = 10.1666/0022-3360(2000)074<0575:IAPOTL>2.0.CO;2 | last1 = Nützel | first1 = A. | last2 = Erwin | first2 = D. H. | last3 = Mapes | first3 = R. H. | year = 2000 | title = Identity and phylogeny of the Late Paleozoic Subulitoidea (Gastropoda) | journal = Journal of Paleontology | volume = 74 | issue = 4 | pages = 575–598 | jstor = 1306940 | s2cid = 85978599 }}}}

| taxon = Subulites

| image_caption = Subulites gigas specimen collected from limestones of the Upper-Ordovician Nabala Stage, Saaremõisa, Estonia

| image = Estonian_Museum_of_Natural_History_Specimen_No_171182_photo_(g1_g1-164_jpg).jpg

| authority =

| subdivision_ranks = Species

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}}

Subulites is a genus of fossil sea snails, mud-dwelling marine gastropod mollusks known from the early-middle Ordovician, apparently allied with the Caenogastropoda. They can be identified by their two whorls.