1846 in paleontology
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{{Year nav topic5|1846|paleontology|science}}
{{Year in paleontology header|1846}}
Archosauromorphs
=New taxa=
| class="wikitable sortable" align="center" width="100%" |
| Name
! Status ! colspan="2" | Authors ! Age ! Unit ! Location ! Notes |
|---|
| SmilodonPlieninger, T. 1846. Ueber ein neues
Sauriergenus. Jahreschefte Verein fur Vaterlandische Naturkunde in Wurttemberg 2. | Preoccupied |style="border-right:0px" valign="top"| Plieninger |style="border-left:0px" valign="top"| | Middle Triassic (Ladinian) | |
| The name was also preoccupied by the well known species of prehistoric cat. The genus was later renamed Zanclodon. |
| Zanclodon
| Valid |style="border-right:0px" valign="top"| Plieninger |style="border-left:0px" valign="top"| | Middle Triassic (Ladinian) | |
| A non-dinosaurian archosaur; replacement name for Smilodon Plieninger, 1846 (non Lund 1842). |
Pterosaurs
=New taxa=
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| Name
! Status ! colspan="2" | Authors ! Age ! Unit ! Location ! Notes !Images |
|---|
| Cimoliornis
| |style="border-right:0px" valign="top"| Owen |style="border-left:0px" valign="top"| | Middle Cretaceous (Turonian) | Unnamed unit in Chalk Group |
| A dubious pterosaur. | |
| Rhamphorhynchus
| Valid |style="border-right:0px" valign="top"| von Meyer |style="border-left:0px" valign="top"| | Late Jurassic (Kimmeridgian-Tithonian) | |
| A rhamphorhynchid pterosaur. |
Sauropterygians
=Newly named plesiosaurs=
| class="wikitable sortable" align="center" width="100%" |
| Name
! Status ! Authors ! Age ! Unit ! Location ! width="33%" class="unsortable" | Notes ! class="unsortable"| Images |
|---|
| Plesiosaurus megacephalus
| Valid | Stutchbury | Early Jurassic (Hettangian-Sinemurian) | |
| A rhomaleosaurid plesiosaur; type species of Atychodracon Smith, 2015. | rowspan="99"| |