@article{fdi:010093530, title = {{D}acrycarpoides, a new genus of extinct {P}odocarpaceae ({C}oniferales) from the early {M}iocene of {N}ew {C}aledonia}, author = {{P}atel, {N}. {U}. and {C}antrill, {D}. {J}. and {C}rane, {P}. and {G}arrouste, {R}. and {L}owry, {P}. {P}., {II} and {M}aurizot, {P}. and {M}unzinger, {J}{\'e}r{\^o}me and {L}eslie, {A}. {B}.}, editor = {}, language = {{ENG}}, abstract = {{P}remise: {T}he archipelago of {N}ew {C}aledonia contains one of the world's most distinctive biotas. {T}he presence of notable paleoendemics in this biota suggests that {G}ondwanan vicariance may have played an important role in its formation, but geological evidence indicates that {N}ew {C}aledonia was submerged until the {O}ligocene and that its flora formed from more recent long-distance dispersal events. {T}he lack of a fossil record contributes to uncertainties inherent in both interpretations, but newly discovered fossil plant assemblages may help clarify the origins of the {N}ew {C}aledonian flora. {M}ethods: {W}e used standard paleobotanical techniques to prepare and describe leafy conifer shoots from an early {M}iocene deposit (age similar to 19 {M}a) on the {P}indai {P}eninsula of western {N}ew {C}aledonia. {T}o determine affinities of the fossil material, we compared it to herbarium collections of extant {N}ew {C}aledonian conifers and the broader macrofossil record. {R}esults: {F}ossil leaves contain cellular-level details of leaf morphology and epidermis anatomy consistent with the conifer family {P}odocarpaceae, in particular the extant genus {D}acrycarpus. {H}owever, stomata in the fossils are arranged in crowded complexes unlike those of any described {P}odocarpaceae taxon, and therefore we assign this material to a new extinct genus: {D}acrycarpoides. {C}onclusions: {N}ew {C}aledonia is a hotspot of modern conifer biodiversity and was home to now extinct lineages as well. {T}he presence of extinct conifers on {M}iocene {N}ew {C}aledonia is consistent with floras from neighboring landmasses and highlights the role of extinction in shaping the modern flora of {N}ew {C}aledonia and other {A}ustralasian landmasses.}, keywords = {biogeography ; conifer ; {G}ondwana ; {N}ew {C}aledonia ; vicariance ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{A}merican {J}ournal of {B}otany}, volume = {112}, numero = {5}, pages = {[13 ]}, ISSN = {0002-9122}, year = {2025}, DOI = {10.1002/ajb2.70041}, URL = {https://www.documentation.ird.fr/hor/fdi:010093530}, }