@article{fdi:010068231, title = {{S}pecies delimitation in the reef coral genera {E}chinophyllia and {O}xypora ({S}cleractinia, {L}obophylliidae) with a description of two new species}, author = {{A}rrigoni, {R}. and {B}erumen, {M}. {L}. and {C}hen, {C}. {A}. and {T}erraneo, {T}. {I}. and {B}aird, {A}. {H}. and {P}ayri, {C}laude and {B}enzoni, {F}.}, editor = {}, language = {{ENG}}, abstract = {{S}cleractinian corals are affected by environment-induced phenotypic plasticity and intraspecific morphological variation caused by genotype. {I}n an effort to identify new strategies for resolving this taxonomic issue, we applied a molecular approach for species evaluation to two closely related genera, {E}chinophyllia and {O}xypora, for which few molecular data are available. {A} robust multi-locus phylogeny using {DNA} sequence data across four loci of both mitochondrial ({COI}, {ATP}6-{NAD}4) and nuclear (histone {H}3, {ITS} region) origin from 109 coral colonies was coupled with three independent putative species delimitation methods based on barcoding threshold ({ABGD}) and coalescence theory ({PTP}, {GMYC}). {O}bserved overall congruence across multiple genetic analyses distinguished two traditional species ({E}. echinoporoides and {O}. convoluta), a species complex composed of {E}. aspera, {E}. orpheensis, {E}. tarae, and {O}. glabra, whereas {O}. lacera and {E}. echinata were indistinguishable with the sequenced loci. {T}he combination of molecular species delimitation approaches and skeletal character observations allowed the description of two new reef coral species, {E}. bulbosa sp. n. from the {R}ed {S}ea and {E}. gallii sp. n. from the {M}aldives and {M}ayotte. {T}his work demonstrated the efficiency of multi-locus phylogenetic analyses and recently developed molecular species delimitation approaches as valuable tools to disentangle taxonomic issues caused by morphological ambiguities and to re-assess the diversity of scleractinian corals.}, keywords = {{GMYC} ; {PTP} ; {ABGD} ; {R}ed {S}ea ; {M}aldives ; {M}ayotte ; {MER} {ROUGE} ; {MAYOTTE} ; {MALDIVES}}, booktitle = {}, journal = {{M}olecular {P}hylogenetics and {E}volution}, volume = {105}, numero = {}, pages = {146--159}, ISSN = {1055-7903}, year = {2016}, DOI = {10.1016/j.ympev.2016.08.023}, URL = {https://www.documentation.ird.fr/hor/fdi:010068231}, }