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Steatogenys elegans (Steindachner).
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Locality: Paso Mazangano, Cerro Largo, Uruguay.
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Accession # 239954. Scanned with funding from Seidell Grant.
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John P. Sullivan, Jansen Zuanon, Cristina Cox Fernandes
Zookeys
Figure 1.Upper jaw in ventral view of cleared and stained specimen of Brachyhypopomus (Odontohypopomus) walteri sp. n. (ANSP 194025) showing teeth present on the premaxillae. PMX=premaxilla, MX=maxilla, MET=mesethmoid, PAL=ossified element within palatine cartilage (not stained), VET=ventral ethmoid.
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1 fish drawing (1 x 9 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-248
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1 fish drawing (5 x 23 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-132
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1 fish drawing (1 x 9 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-250
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1 fish drawing (2 x 18 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-143
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1 fish drawing (2 x 17 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-134
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1 fish drawing (2 x 14 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-135
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John P. Sullivan, Jansen Zuanon, Cristina Cox Fernandes
Zookeys
Figure 2.Electric organ discharge (EOD) waveforms of Brachyhypopomus walteri sp. n.and Brachyhypopomus bennetti sp. n. A EOD of holotype specimen of Brachyhypopomus walteri sp. n. B EODs of nine paratypes of Brachyhypopomus walteri sp. n. C EOD of holotype of Brachyhypopomus bennetti sp. n. D EODs of six paratypes of Brachyhypopomus bennetti sp. n. All are five millisecond traces with head positivity recorded upwards; water temperature between 21 and 23°C. Scale bars = 1 millisecond.
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3 fish drawings (3 x 15 cm., 2 x 10 cm., 2 x 9 cm.)Repository: Ernst Mayr Library, Museum of Comparative Zoology, Harvard UniversityCall number: ARC 209-256
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Scanned by Anna Maria Mardones/Lisa F. Palmer Apr 2000.
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John P. Sullivan, Jansen Zuanon, Cristina Cox Fernandes
Zookeys
Figure 3.Holotype of Brachyhypopomus walteri, INPA 8941 (TL 163 mm, LEA 126 mm), sex undetermined, Paraná do Paracuúba, Amazonas, Brazil. Preserved whole specimen shown above close-up view of specimen immediately post-mortem. Scale bars equal 1 cm.
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