A new species – Hemigrammus geisleri sp. n. – from the central Amazon in Brazil (Amazonas) is described (Teleostei: Characiformes: Characidae). It is a small species of the genus Hemigrammus Gill, 1858 (lateral line incomplete, basis of caudal fin scaled, fi ve teeth in the second row of premaxillary bone), which differs from all congeners through the following combination of features: (1) two to four tri- to quincuspid teeth in the external row of premaxilla, (2) fi ve (rarely six) quincuspid teeth in the internal row of premaxilla, (3) one to two (rarely three) maxillary teeth, (4) 16–18 (mostly 17) branched anal fin rays, (5) 29–31, mean 30, longitudinal scales, (6) 8 to 14 pored scales in lateral line, (7) 4/1/3–3½ transversal scales be...
Fig. 7. Hemigrammus lunatus: both from Brazil, (a) MZUSP 102730, 33.1 mm SL, female, Amazonas State,...
FIGURE 1. Hemigrammus durbinae, new species, MZUSP 115984, holotype, 23.1 mm SL, Brazil, Amazonas, C...
A new Hemigrammus is described from the rio Paraguai and rio Madeira basins, Mato Grosso and Rondôni...
A new species – Hemigrammus geisleri sp. n. – from the central Amazon in Brazil (Amazonas) is descri...
Lima, Flávio C. T., Wosiacki, Wolmar B., Ramos, Cristiane S. (2009): Hemigrammus arua, a new species...
A new Hemigrammusis described from the rio Paraguai and rio Madeira basins, Mato Grosso and Rondônia...
A new species of Hemigrammus is described from the middle rio Tocantins basin, central Brazil. The n...
Fig. 4. Hemigrammus lunatus: MCZ 20964, (a) holotype, 26.5 mm SL; (b) paratype, 21.7 mm SL, and (c) ...
We described herein a new Hemigrammus from the río Madre de Dios and rio Mamoré basins in southeaste...
A new species of Hemigrammus is described from the Amazon Basin near Leticia, Departamento Amazonas,...
We described herein a new Hemigrammus from the río Madre de Dios and rio Mamoré basins in southeaste...
Hemigrommus silimoni is described from the Rio Juruena, upper Rio Tapajos basin, Mato Grosso State, ...
Fig. 4. Hemigrammus arua, paratype, MZUSP 100379, 19.5 mm SL; scanning electron micrographs (SEM) sh...
Fig. 2. Scanning electronic micrography of Hemigrammus machadoi, new species, MZUSP 95365, paratype,...
A new characid species, Hemigrammus taphorni, is described from the Río Caura drainage, Venezuela. T...
Fig. 7. Hemigrammus lunatus: both from Brazil, (a) MZUSP 102730, 33.1 mm SL, female, Amazonas State,...
FIGURE 1. Hemigrammus durbinae, new species, MZUSP 115984, holotype, 23.1 mm SL, Brazil, Amazonas, C...
A new Hemigrammus is described from the rio Paraguai and rio Madeira basins, Mato Grosso and Rondôni...
A new species – Hemigrammus geisleri sp. n. – from the central Amazon in Brazil (Amazonas) is descri...
Lima, Flávio C. T., Wosiacki, Wolmar B., Ramos, Cristiane S. (2009): Hemigrammus arua, a new species...
A new Hemigrammusis described from the rio Paraguai and rio Madeira basins, Mato Grosso and Rondônia...
A new species of Hemigrammus is described from the middle rio Tocantins basin, central Brazil. The n...
Fig. 4. Hemigrammus lunatus: MCZ 20964, (a) holotype, 26.5 mm SL; (b) paratype, 21.7 mm SL, and (c) ...
We described herein a new Hemigrammus from the río Madre de Dios and rio Mamoré basins in southeaste...
A new species of Hemigrammus is described from the Amazon Basin near Leticia, Departamento Amazonas,...
We described herein a new Hemigrammus from the río Madre de Dios and rio Mamoré basins in southeaste...
Hemigrommus silimoni is described from the Rio Juruena, upper Rio Tapajos basin, Mato Grosso State, ...
Fig. 4. Hemigrammus arua, paratype, MZUSP 100379, 19.5 mm SL; scanning electron micrographs (SEM) sh...
Fig. 2. Scanning electronic micrography of Hemigrammus machadoi, new species, MZUSP 95365, paratype,...
A new characid species, Hemigrammus taphorni, is described from the Río Caura drainage, Venezuela. T...
Fig. 7. Hemigrammus lunatus: both from Brazil, (a) MZUSP 102730, 33.1 mm SL, female, Amazonas State,...
FIGURE 1. Hemigrammus durbinae, new species, MZUSP 115984, holotype, 23.1 mm SL, Brazil, Amazonas, C...
A new Hemigrammus is described from the rio Paraguai and rio Madeira basins, Mato Grosso and Rondôni...