@article{fdi:010072729, title = {{A} new species of {M}yloplus {G}ill ({C}haraciformes, {S}errasalmidae) from the {T}umucumaque {M}ountain {R}ange, {B}razil and {F}rench {G}uiana, with comments on {M}. rubripinnis}, author = {{A}ndrade, {M}. {C}. and {J}{\'e}gu, {M}ichel and {G}ama, {C}. {S}.}, editor = {}, language = {{ENG}}, abstract = {{A} new species of {M}yloplus {G}ill is described from {E}astern {T}umucumaque {M}ountain {R}ange, drainages of the {O}yapock and {A}raguari rivers between {B}razil and {F}rench {G}uiana. {T}he new species is diagnosed by having comparatively large scales on the flanks, resulting in lower counts when compared with congeners, i.e., 59 to 70 total perforated scales on lateral line, 31 to 35 longitudinal scales above lateral line, 24 to 29 longitudinal scales below lateral line, and 22 to 26 circumpeduncular scale rows. {T}he new species most closely resembles {M}yloplus rubripinnis by sharing with this species a general rounded shape, a similar color pattern, and a high number of rays, i.e., 23 to 25 branched dorsal-fin rays and 35 to 38 branched anal-fin rays in the new species (vs. 24 to 25 and 32 to 40, respectively, in {M}. rubripinnis). {A}fter reviewing the available type-specimens of all {M}yloplus species, {M}. rubripinnis is re-diagnosed as having higher counts of branched dorsal-fm rays and anal-fin rays combined to tiny scales on flanks, i.e., 85 to 89 total perforated scales on lateral line, 38 to 45 longitudinal scales above lateral line, 33 to 42 longitudinal scales below lateral line, and 30 to 39 circumpeduncular scale rows.}, keywords = {taxonomy ; {O}iapoque ; {A}raguari ; {A}mapa ; {G}uiana {S}hield ; {O}stariophysi ; {BRESIL} ; {GUYANE} {FRANCAISE}}, booktitle = {}, journal = {{Z}ootaxa}, volume = {4403}, numero = {1}, pages = {111--122}, ISSN = {1175-5326}, year = {2018}, DOI = {10.11646/zootaxa.4403.1.6}, URL = {https://www.documentation.ird.fr/hor/fdi:010072729}, }