@article{fdi:010066897, title = {{A} new 13 million year old gavialoid crocodylian from proto-amazonian mega-wetlands reveals parallel evolutionary trends in skull shape linked to longirostry}, author = {{S}alas-{G}ismondi, {R}. and {F}lynn, {J}. {J}. and {B}aby, {P}atrice and {T}ejada-{L}ara, {J}. {V}. and {C}laude, {J}. and {A}ntoine, {P}. {O}.}, editor = {}, language = {{ENG}}, abstract = {{G}avialoid crocodylians are the archetypal longirostrine archosaurs and, as such, understanding their patterns of evolution is fundamental to recognizing cranial rearrangements and reconstructing adaptive pathways associated with elongation of the rostrum (longirostry). {T}he living {I}ndian gharial {G}avialis gangeticus is the sole survivor of the group, thus providing unique evidence on the distinctive biology of its fossil kin. {Y}et phylogenetic relationships and evolutionary ecology spanning similar to 70 million-years of longirostrine crocodylian diversification remain unclear. {A}nalysis of cranial anatomy of a new proto-{A}mazonian gavialoid, {G}ryposuchus pachakamue sp. nov., from the {M}iocene lakes and swamps of the {P}ebas {M}ega-{W}etland {S}ystem reveals that acquisition of both widely separated and protruding eyes (telescoped orbits) and riverine ecology within {S}outh {A}merican and {I}ndian gavialoids is the result of parallel evolution. {P}hylogenetic and morphometric analyses show that, in association with longirostry, circumorbital bone configuration can evolve rapidly for coping with trends in environmental conditions and may reflect shifts in feeding strategy. {O}ur results support a long-term radiation of the {S}outh {A}merican forms, with taxa occupying either extreme of the gavialoid morphospace showing preferences for coastal marine versus fluvial environments. {T}he early biogeographic history of {S}outh {A}merican gavialoids was strongly linked to the northward drainage system connecting proto-{A}mazonian wetlands to the {C}aribbean region.}, keywords = {{PEROU}}, booktitle = {}, journal = {{P}los {O}ne}, volume = {11}, numero = {4}, pages = {e0152453 [29 ]}, ISSN = {1932-6203}, year = {2016}, DOI = {10.1371/journal.pone.0152453}, URL = {https://www.documentation.ird.fr/hor/fdi:010066897}, }