@article{fdi:010089676, title = {{J}ump dispersal drives the relationship between micro- and macroevolutionary dynamics in the {S}icydiinae ({G}obiiformes: {O}xudercidae) of {S}undaland and {W}allacea}, author = {{J}amonneau, {T}. and {D}ahruddin, {H}. and {L}immon, {G}. and {S}ukmono, {T}. and {B}usson, {F}. and {N}urjirana, and {G}ani, {A}. and {P}atikawa, {J}. and {W}uniarto, {E}. and {S}auri, {S}. and {N}urhaman, {U}. and {W}owor, {D}. and {S}teinke, {D}. and {K}eith, {P}. and {H}ubert, {N}icolas}, editor = {}, language = {{ENG}}, abstract = {{I}nsular biodiversity hotspots of {S}outheast {A}sia are remarkable for their biodiverse faunas. {W}ith a marine larval phase lasting up to several months, the freshwater fish subfamily {S}icydiinae has colonized most islands of these hotspots. {H}owever, {S}icydiinae diversity is still poorly understood in {S}outheast {A}sia. {W}ith the objective of estimating intraspecific genetic diversity and inferring past demography, we conducted the molecular inventory of {S}icydiinae species in {S}undaland and {W}allacea using 652 bp of the mitochondrial cytochrome oxidase {I} gene, species delimitation methods, and {B}ayesian {S}kyline plot reconstructions. {I}n total, 24 {M}olecular {O}perational {T}axonomic {U}nits are delimited among the 603 sequences belonging to 27 species and 5 genera. {T}wo cases of discordance between morphology and mitochondrial sequence are observed, suggesting ongoing speciation and/or introgression in 2 genera. {M}ultiple new occurrences are reported, either for a single biodiversity hotspot or both, some of which correspond to observations of a few individuals far from the range distribution of their conspecifics. {A}mong the 10 species or species groups whose intraspecific diversity was examined, high levels of genetic diversity and past population expansion are revealed by {T}ajima's {D} tests and {B}ayesian {S}kyline {P}lot reconstructions. {T}ogether, these results indicate that long-distance dispersal is common and suggest that most endemic species originated through founder events followed by population expansion. {P}atterns of sexual dimorphism and males' coloration among diverging species pairs seem to point to sexual selection as an important mechanism contributing to speciation in the {S}icydiinae of {S}undaland and {W}allacea. {G}raphical {A}bstract}, keywords = {{DNA} barcoding ; species delimitation ; {B}ayesian {S}kyline {P}lot ; demography ; effective population size ; endemism ; {ASIE} {DU} {SUD} {EST} ; {INDONESIE} ; {SONDE} {ILES} ; {SUNDALAND} ; {WALLACEE}}, booktitle = {}, journal = {{J}ournal of {E}volutionary {B}iology}, volume = {[{E}arly access]}, numero = {}, pages = {[16 p.]}, ISSN = {1010-061{X}}, year = {2024}, DOI = {10.1093/jeb/voae017}, URL = {https://www.documentation.ird.fr/hor/fdi:010089676}, }