Curtognathus

{{Short description|Extinct genus of jawless fishes}}

{{Italic title}}

{{taxobox

| fossil_range = {{fossil range|460.9|449.5}}

| regnum = Animalia

| phylum = Chordata

| classis = †Conodonta

| ordo = †Prioniodontida

| familia = †Chirognathidae

| genus = †Curtognathus

| genus_authority = Branson & Mehl, 1933A study of Hinde's types of conodonts preserved in the British Museum. EB Branson and MG Mehl, University of Missouri Studies, 1933

| subdivision_ranks = Species

| subdivision = * †Curtognathus cordiformis Branson and Mehl

• †Curtognathus coronata
• Curtognathus cristatus Moskalenko, 1970Konodonty krivoluckogo jarusa (srednij ordovik) sibirskog platformy (The Middle Ordovician Conodonts of the Siberia Land Mass), TA Moskalenko, 1970
• †Curtognathus ehatfieldensis (Stauffer)
• †Curtognathus elegans Moskalenko, 1970
• †Curtognathus limitaris Branson and Mehl
• †Curtognathus peculiaris Branson and Mehl
• †Curtognathus robustus

| synonyms =

}}

Curtognathus is an extinct genus of conodonts from the Ordovician in the family Chirognathidae.