@article{fdi:010068222, title = {{T}ometes kranponhah and {T}ometes ancylorhynchus ({C}haraciformes : {S}errasalmidae), two new phytophagous serrasalmids, and the first {T}ometes species described from the {B}razilian {S}hield}, author = {{A}ndrade, {M}. {C}. and {J}{\'e}gu, {M}ichel and {G}iarrizzo, {T}.}, editor = {}, language = {{ENG}}, abstract = {{T}wo new species of {T}ometes from the {B}razilian {S}hield rapids are described. {T}ometes kranponhah is endemic to the {X}ingu {R}iver basin, whereas {T}ometes ancylorhynchus occurs both in the {X}ingu and the {T}ocantins-{A}raguaia {R}iver basins. {T}he two species are sympatric in the {X}ingu drainages and havemany similarities in morphology and colouration. {M}ajor diagnostic differences are the dark pigmentation on the opercle of {T}. kranponhah and its distinct snout shape and arrangement of premaxillary teeth. {I}n addition, {T}. kranponhah is a large fish that is abundant in the {X}ingu {R}iver, whereas {T}. ancylorhynchus is a medium-sized fish for which there are few records.}, keywords = {{M}yleus ; new species ; rheophilic fishes ; taxonomy ; {T}ocantins ; {X}ingu ; {BRESIL}}, booktitle = {}, journal = {{J}ournal of {F}ish {B}iology}, volume = {89}, numero = {1}, pages = {467--494}, ISSN = {0022-1112}, year = {2016}, DOI = {10.1111/jfb.12868}, URL = {https://www.documentation.ird.fr/hor/fdi:010068222}, }