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96 results for “Sternopygidae”
Fig. 5 in Morphology and distribution of the cave knifefish Eigenmannia vicentespelaea Triques, 1996 (Gymnotiformes: Sternopygidae) from Central Brazil, with an expanded diagnosis and comments on subterranean evolution
Fig. 5. Preserved specimen of Eigenmannia vicentespelaea with no visible eyes and pale aspect (LEA: 67.6 mm). a. Entire individual. Scale bar, 10 mm; b. Detail of head with no visible eyes. Scale bar, 5 mm. Photos: M. E. Bichuette.
Fig. 3 in Morphology and distribution of the cave knifefish Eigenmannia vicentespelaea Triques, 1996 (Gymnotiformes: Sternopygidae) from Central Brazil, with an expanded diagnosis and comments on subterranean evolution
Fig. 3. Ocular diameter:head length proportions, standard deviations and confidence intervals for Eigenmannia vicentespelaea (n = 25) and Eigenmannia sp. (n = 15) from São Domingos karst area, Central Brazil. *outliers; 1, E. vicentespelaea; 2, Eigenmannia sp. collected in epigean river; 3, Eigenmannia sp. collected in subterranean stream reaches; horizontal bars, medians.
Fig. 2 in Morphology and distribution of the cave knifefish Eigenmannia vicentespelaea Triques, 1996 (Gymnotiformes: Sternopygidae) from Central Brazil, with an expanded diagnosis and comments on subterranean evolution
Fig. 2. Length (LEA) medians (horizontal bars), standard deviations and confidence intervals for Eigenmannia vicentespelaea (n = 25) and Eigenmannia sp. (n = 15) from São Domingos karst area, Central Brazil. *outliers; 1, E. vicentespelaea; 2, Eigenmannia sp. collected in epigean river; 3, Eigenmannia sp. collected in subterranean stream reaches.
Fig. 1 in Morphology and distribution of the cave knifefish Eigenmannia vicentespelaea Triques, 1996 (Gymnotiformes: Sternopygidae) from Central Brazil, with an expanded diagnosis and comments on subterranean evolution
Fig. 1. Sinkhole of São Vicente Cave System, São Domingos karst area, Goiás State, Central Brazil – type locality of Eigenmannia vicentespelaea Triques, 1996. Photo: E. M. Bichuette.
FIGURE 8 in Three new species of the Eigenmannia trilineata species group (Gymnotiformes: Sternopygidae) from northwestern South America
FIGURE 8 | Holotype ICN-MHN 2318 for Eigenmannia magoi, scale bar 1 cm.
FIGURE 9 in Three new species of the Eigenmannia trilineata species group (Gymnotiformes: Sternopygidae) from northwestern South America
FIGURE 9 | Holotype CZUT 11030 for Eigenmannia zenuensis, scale bar 1 cm.
FIGURE 6 in Three new species of the Eigenmannia trilineata species group (Gymnotiformes: Sternopygidae) from northwestern South America
FIGURE 6 | Holotype IAvH-P 9238 for Eigenmannia camposi, scale bar 1 cm.
Fig. 4 in Morphology and distribution of the cave knifefish Eigenmannia vicentespelaea Triques, 1996 (Gymnotiformes: Sternopygidae) from Central Brazil, with an expanded diagnosis and comments on subterranean evolution
Fig. 4. Regression between OD and LEA in Eigenmannia vicentespelaea (n = 25).
FIGURE 1. Eigenmannia correntes, MNRJ 47046 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 1. Eigenmannia correntes, MNRJ 47046, holotype, 113.0 mm LEA, Brazil, Mato Grosso do Sul, Sonora, córrego de Baixo. Lateral view of body. Scale bar: 10 mm.
FIGURE 5 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 5. Lateral view of dissected distended abdominal region of paratype of Eigenmannia correntes (MNRJ 46334, 76.0 mm LEA) showing translucent/whitish (diameter <1.0 mm) as well as mature oocytes (diameter>1.0 mm, dark yellow/orange) inside abdomen. Head to right. Scale bar: 5 mm.
FIGURE 3 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 3. View of córrego de Baixo (downstream), left margin tributary of rio Correntes, at point where it crosses road MS- 213, Brazil, Mato Grosso do Sul, Sonora, 17o42'46"S, 54o21"25"W. Type locality of Eigenmannia correntes.
FIGURE 2. Eigenmannia correntes, MNRJ 47046 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 2. Eigenmannia correntes, MNRJ 47046, holotype, 113.0 mm LEA. Head and anteriormost portion of body. Scale bar: 10 mm. Arrow indicates anus position.
FIGURE 4 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 4. Map of South America showing approximate type-localities of species belonging to the Eigenmannia trilineata species-group. Circle: Eigenmannia correntes; squares: 1 = E. antonioi; 2 = E. besouro; 3 = E. desantanai; 4 = E. guairaca; 5 = E. matintapereira; 6 = E. microstoma; 7 = E. muirapinima; 8 = E. pavulagem; 9 = E. trilineata; 10 = E. vicentespelae; 11 = E. waiwai.
FIGURE 6 in A new species of Eigenmannia Jordan and Evermann (Gymnotiformes: Sternopygidae) from the upper rio Paraguai basin
FIGURE 6. Lateral view of body of non-type specimen of Eigenmannia correntes (MNRJ 46336, 40.0 mm LEA) showing cysts (probably of metacercarie; specimen before it was dissected for removal of parasites). Scale bar: 5 mm.
FIGURE 3 in Eigenmannia besouro, a new species of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae) from the rio São Francisco basin, northeastern Brazil
FIGURE 3. Scanning electron micrographs, lateral view, anterior to left, of left maxilla of: A) Eigenmannia besouro (MZUSP 119104, 92.8 mm LEA) and B) E. waiwai (INPA 37597, 154.8 mm LEA). Arrow indicates anterodorsal process. CT= connective tissue on leading edge of maxilla. Black line delimits the bony portion of maxilla. Scale bar: 1 mm.
FIGURE 4 in Eigenmannia besouro, a new species of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae) from the rio São Francisco basin, northeastern Brazil
FIGURE 4. Scanning electron micrographs, ventral view of left premaxilla, showing the dentition pattern of Eigenmannia besouro (MZUSP 119104, 92.8 mm LEA). Scale bar: 0.5 mm.
FIGURE 5 in Eigenmannia besouro, a new species of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae) from the rio São Francisco basin, northeastern Brazil
FIGURE 5. Map of part of northeastern Brazil, showing the geographic distribution of Eigenmannia besouro. Star indicates type locality. Some points represent more than one locality.
FIGURE 2 in Eigenmannia besouro, a new species of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae) from the rio São Francisco basin, northeastern Brazil
FIGURE 2. Scanning electron micrographs, lateral view, anterior to right, of right infraorbital 1+2 of E. besouro (MZUSP 119104, 92.8 mm LEA). Arrow indicates the posterodorsal expansion. Scale bar: 1 mm.
FIGURE 1. Eigenmannia besouro, MZUSP 57890 in Eigenmannia besouro, a new species of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae) from the rio São Francisco basin, northeastern Brazil
FIGURE 1. Eigenmannia besouro, MZUSP 57890, holotype, 91.9 mm LEA, Brazil, Bahia, São Desidério, rio São Francisco, rio Grande. (A) Left lateral view of body; (B) Head.
Figure 22 in The Electric Glass Knifefishes of the Eigenmannia trilineata species-group (Gymnotiformes: Sternopygidae): monophyly and description of seven new species
Figure 22. Lateral view of head of Eigenmannia vicentespelaea, MZUSP 83461, 108.5 mm LEA, Cave São Vicente I, Rio São Vicente, Rio Tocantins basin, Goiás, Brazil, approximately 13°35′30″ S, 46°21′ W.
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