CAS Ichthyology Primary Types Imagebase

CAS 63393 Brachyglanis nocturnus Myers [G. S.], 1928 Holotype  [Collection database record]
nocturnus, Brachyglanis Myers [G. S.] 1928:84 [Annals and Magazine of Natural History (Series 10) v. 2 (no. 7); ref. 3100] São Gabriel Rapids, Rio Negro, Amazon, Brazil. Holotype (unique): CAS 63393. Type catalog: Ferraris 2007:181 [ref. 29155]. •Valid as Brachyglanis nocturna Myers 1928 -- (Burgess 1989:276 [ref. 12860] as nocturnus, Bockmann & Guazzelli in Reis et al. 2003:410 [ref. 27061] as nocturnus, Ferraris 2007:181 [ref. 29155] as nocturnus). •Valid as Leptorhamdia nocturna (Myers 1928) -- (Faustino-Fuster et al. 2021:10 [ref. 38317]). Current status: Valid as Leptorhamdia nocturna (Myers 1928). Heptapteridae: Heptapterinae. Distribution: Negro River basin, Brazil. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 54359 (IU 17695) Brachyrhamdia imitator Myers [G. S.], 1927 Holotype  [Collection database record]
imitator, Brachyrhamdia Myers [G. S.] 1927:123 [Bulletin of the Museum of Comparative Zoology v. 68 (no. 3); ref. 3096] Caño de Quiribana near Caicara, Venezuela. Holotype: CAS 54359 [ex IU 17695]. Type catalog: Ferraris 2007:181 [ref. 29155]. •Status reviewed by Lundberg & McDade 1986 [ref. 5731]. •Valid as Pimelodella imitator (Myers 1927) -- (Burgess 1989:280 [ref. 12860]). •Valid as Brachyrhamdia imitator Myers 1927 -- (Bockmann & Guazzelli in Reis et al. 2003:410 [ref. 27061], Ferraris 2007:181 [ref. 29155], Slobodian & Bockmann 2013:20 [ref. 32905], DoNascimiento et al. 2017:90 [ref. 35633], Grant 2021:148 [ref. 38702]). Current status: Valid as Brachyrhamdia imitator Myers 1927. Heptapteridae: Rhamdiinae. Distribution: South America: Orinoco River drainage (Venezuela and Colombia). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63627 (IU 15869) Chasmocranus peruanus Eigenmann [C. H.] & Pearson [N. E.], 1942 Holotype  [Collection database record] Orig. 2 specs., larger spec. removed as paratype (CAS 214248).
peruanus, Chasmocranus Eigenmann [C. H.] & Pearson [N. E.] in Eigenmann & Allen 1942:91, Pl. 3 (figs. 3-4) [Fishes of western South America; ref. 1246] Puerto Melendez below Pongo de Manseriche, Río Marañon, Peru. Holotype: CAS 63627 [ex IU 15869] (1 of 2). Paratypes: CAS 63627 [ex IU 15869] (1 of 2, missing). Type catalog: Ferraris 2007:183 [ref. 29155]. Based on Plate 3, the smaller specimen should be the holotype if it can be distinguished from the slightly larger one. •Valid as Heptapterus peruanus (Eigenmann & Pearson 1942) -- (Burgess 1989:277 [ref. 12860]). •Valid as Imparfinis peruanus (Eigenmann & Pearson 1942) -- (Ortega-Lara et al. 2011:778 [ref. 31716]). •Valid as Chasmocranus peruanus Eigenmann & Pearson 1942 -- (Ortega & Vari 1986:14 [ref. 9708], Bockmann & Guazzelli in Reis et al. 2003:412 [ref. 27061], Ferraris 2007:183 [ref. 29155], Meza-Vargas et al. 2021:24 [ref. 39298]). Current status: Valid as Chasmocranus peruanus Eigenmann & Pearson 1942. Heptapteridae: Heptapterinae. Distribution: South America: upper Amazon River basin (Peru). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63628 (IU 17659) Chasmocranus quadrizonatus Pearson [N. E.], 1937 Holotype  [Collection database record]
quadrizonatus, Chasmocranus Pearson [N. E.] 1937:93 [Proceedings of the California Academy of Sciences (Series 4) v. 23 (no. 7); ref. 12297] Tingo de Pauca, Río Marañon, Peru. Holotype: CAS 63628 [ex IU 17659]. Paratypes: CAS 63629 [ex IU 17660] (1). Type catalog: Ferraris 2007:183 [ref. 29155]. IU catalogue numbers erroneously listed as CAS numbers in original description. •Valid as Heptapterus quadrizonatus (Pearson 1937) -- (Burgess 1989:277 [ref. 12860]). •Valid as Chasmocranus quadrizonatus Pearson 1937 -- (Ortega & Vari 1986:14 [ref. 9708], Ferraris 2007:183 [ref. 29155]). Current status: Valid as Chasmocranus quadrizonatus Pearson 1937. Heptapteridae: Heptapterinae. Distribution: Marañon River basin, Peru. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63632 (IU 17269) Imparfinis bolivianus Pearson [N. E.], 1924 Syntype  [Collection database record] Fig. is a photograph no better than ours.
bolivianus, Imparfinis Pearson [N. E.] 1924:12, Pl. 2 (fig. 3) [Indiana University Studies v. 11 (no. 64); ref. 3396] Huachi, Bolivia. Syntypes: CAS 63632 [ex IU 17269] (2). Type catalog: Ferraris 2007:188 [ref. 29155]. •Not in genus Imparfinis, is a Heptapterus -- (Mees & Cala 1989:382 [ref. 14277]). •Valid as Imparfinis bolivianus Pearson 1924 -- (Ortega & Vari 1986:14 [ref. 9708]). •Valid as Heptapterus bolivianus (Pearson 1924) -- (Burgess 1989:276 [ref. 12860]). •Valid as Phenacorhamdia boliviana (Pearson 1924) -- (Britski 1993:45 [ref. 21110], Burgess & Finley 1996:167 [ref. 22901], Zarske 1998:30 [ref. 23981], Bockmann & Guazzelli in Reis et al. 2003:416 [ref. 27061], Ferraris 2007:188 [ref. 29155], DoNascimiento & Milani 2008:164 [ref. 29737], Sarmiento et al. 2014:191 [ref. 35004], Silva 2020:281 [ref. 37978]). Current status: Valid as Phenacorhamdia boliviana (Pearson 1924). Heptapteridae: Heptapterinae. Distribution: Upper Mamoré and Purus River drainages, Madeira River basin, Bolivia and Brazil. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63636 (IU 09298) Imparfinis piperatus Eigenmann [C. H.] & Norris [A. A.], 1900 Holotype  [Collection database record]
piperatus, Imparfinis Eigenmann [C. H.] & Norris [A. A.] 1900:352 [Revista do Museu Paulista v. 4; ref. 1264] São Paulo State, Brazil. Holotype (unique): CAS 63636 [ex IU 9298]. Type catalog: Ferraris 2007:186 [ref. 29155]. •Valid as Imparfinis piperatus Eigenmann & Norris 1900 -- (Mees & Cala 1989:382 [ref. 14277], Burgess 1989:277 [ref. 12860], Bockmann & Guazzelli in Reis et al. 2003:414 [ref. 27061], Ferraris 2007:186 [ref. 29155], Ortega-Lara et al. 2011:778 [ref. 31716], Castro & Wosiacki 2019:471 [ref. 37139], Silva et al. 2023:368 [ref. 40041]). Current status: Valid as Imparfinis piperatus Eigenmann & Norris 1900. Heptapteridae: Heptapterinae. Distribution: South America: Rio Tietê and Paraíba do Sul basins, São Paulo State, Brazil. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63671 Leptorhamdia marmorata Myers [G. S.], 1928 Holotype  [Collection database record]
marmorata, Leptorhamdia Myers [G. S.] 1928:83 [Annals and Magazine of Natural History (Series 10) v. 2 (no. 7); ref. 3100] São Gabriel Rapids, Rio Negro, Amazon, Brazil. Holotype: CAS 63671. Paratypes: CAS-SU 18079 (1). Type catalog: Böhlke 1953:44 [ref. 12291], Ferraris 2007:187 [ref. 29155] •Valid as Myoglanis marmoratus (Myers 1928) -- (Burgess 1989:276 [ref. 12860]). •Valid as Leptorhamdia marmorata Myers 1928 -- (Bizerril & Borba 1994:3 [ref. 24592], Burgess & Finley 1996:166 [ref. 22901], Bockmann & Guazzelli in Reis et al. 2003:415 [ref. 27061], Ferraris 2007:187 [ref. 29155], see DoNascimiento et al. 2017:[23] [ref. 35679]). Current status: Valid as Leptorhamdia marmorata Myers 1928. Heptapteridae: Heptapterinae. Distribution: Negro River basin, Brazil and Venezuela. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 75771 (IU 09291) Nannoglanis bifasciatus Eigenmann [C. H.] & Norris [A. A.], 1900 Holotype  [Collection database record]
bifasciatus, Nannoglanis Eigenmann [C. H.] & Norris [A. A.] 1900:350 [Revista do Museu Paulista v. 4; ref. 1264] Alto da Serra (São Paulo/Brazil). Holotype (unique): CAS 75771 (ex IU 9291). Type catalog: Ferraris 2007:203 [ref. 29155], Medeiros et al. 2022:596 [ref. 39355]. Comments on type locality see Medeiros et al. 2022:596 [ref. 39355]. •Valid as Heptapterus bifasciatus (Eigenmann & Norris 1900) -- (Burgess 1989:276 [ref. 12860]). •Valid as Taunayia bifasciata (Eigenmann & Norris 1900) -- (Oliveira & Britski 2000:124 [ref. 25339], Bockmann & Guazzelli in Reis et al. 2003:426 [ref. 27061], Proudlove 2006:140 [ref. 28992], Ferraris 2007:203 [ref. 29155], Medeiros et al. 2022:596 [ref. 39355]). Current status: Valid as Taunayia bifasciata (Eigenmann & Norris 1900). Heptapteridae: Heptapterinae. Distribution: South America: upper Paraná, upper Paraíba do Sul, Itapanhaú, Mambucaba and Tietê river basins (southeastern Brazil). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63689 (IU 17268) Nannorhamdia guttatus Pearson [N. E.], 1924 Holotype  [Collection database record] Figs. are photographs no better than ours.
guttatus, Nannorhamdia Pearson [N. E.] 1924:11, Pl. 2 (figs. 1-2) [Indiana University Studies v. 11 (no. 64); ref. 3396] Río Popoi, upper Río Beni, Bolivia. Holotype: CAS 63689 [ex IU 17268]. Paratypes: CAS 63690 [ex IU 17268] (1), UMMZ 66483 [ex IU 17268] (1). Type catalog: Ferraris 2007:185 [ref. 29155]. •Valid as Imparfinis guttatus (Pearson 1924) -- (Mees & Cala 1989:382 [ref. 14277], Burgess 1989:277 [ref. 12860], Bockmann & Guazzelli in Reis et al. 2003:414 [ref. 27061], Ferraris 2007:185 [ref. 29155], Ortega-Lara et al. 2011:778 [ref. 31716], Sarmiento et al. 2014:191 [ref. 35004], Meza-Vargas et al. 2021:24 [ref. 39298], Aguilera et al. 2022:[6] 1253 [ref. 40881], Cortés-Hernández et al. 2023:13 [ref. 40341], Koerber et al. 2023:3 [ref. 40368]). Current status: Valid as Imparfinis guttatus (Pearson 1924). Heptapteridae: Heptapterinae. Distribution: South America: Mamoré and Pilcomayo River basins (Argentina, Bolivia and Peru). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63719 (IU 17830) Pimelodella montana Allen [W. R.], 1942 Syntype  [Collection database record]
montana, Pimelodella Allen [W. R.] in Eigenmann & Allen 1942:100, Pl. 13 (fig. 2) [Fishes of western South America; ref. 1246] Río Huallaga, Huánuco, Peru. Syntypes: CAS 63719 [ex IU 17830] (5). Type catalog: Ferraris 2007:193 [ref. 29155]. Holotype perhaps established in Plate 13, but length greater than listed on p. 100. •Valid as Pimelodella montana Allen 1942 -- (Ortega & Vari 1986:14 [ref. 9708], Burgess 1989:281 [ref. 12860], Bockmann & Guazzelli in Reis et al. 2003:420 [ref. 27061], Ferraris 2007:193 [ref. 29155], Slobodian et al. 2017:97 [ref. 35643]). Current status: Valid as Pimelodella montana Allen 1942. Heptapteridae: Rhamdiinae. Distribution: Upper Marañón River basin, Peru. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63720 (IU 10125) Pimelodella mucosa Eigenmann [C. H.] & Ward [D. P.], 1907 Holotype  [Collection database record] Fig. is a lo-res photograph.
mucosa, Pimelodella Eigenmann [C. H.] & Ward [D. P.] in Eigenmann, McAtee & Ward 1907:114, Pl. 32 (fig. 1) [Annals of the Carnegie Museum v. 4 (no. 2) (art. 7); ref. 1261] Bahia Negra, Río Paraguay, Paraguay. Holotype (unique): CAS 63720 [ex IU 10125]. Non-types: ZMB 16881 (1). Type catalog: Ferraris 2007:193 [ref. 29155]. •Valid as Pimelodella mucosa Eigenmann & Ward 1907 -- (Burgess 1989:281 [ref. 12860], Britski et al. 1999:98 [ref. 24147], Bockmann & Guazzelli in Reis et al. 2003:420 [ref. 27061], Ferraris 2007:193 [ref. 29155], Sarmiento et al. 2014:191 [ref. 35004], Koerber et al. 2015:3 [ref. 35179], Koerber et al. 2017:5 [ref. 35083], Koerber et al. 2017:52 [ref. 35267], Koerber et al. 2017:5 [ref. 35632], Slobodian et al. 2017:97 [ref. 35643], Koerber et al. 2019:6 [ref. 36736], Mirande & Koerber 2020:2 [ref. 37594], Cortés-Hernández et al. 2020:505 [ref. 37629]). Current status: Valid as Pimelodella mucosa Eigenmann & Ward 1907. Heptapteridae: Rhamdiinae. Distribution: South America: Paraguay River basin (Paraguay, Argentina and Bolivia). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63721 (IU ?) Pimelodella peruana Eigenmann [C. H.] & Myers [G. S.], 1942 Holotype  [Collection database record]
peruana, Pimelodella Eigenmann [C. H.] & Myers [G. S.] in Eigenmann & Allen 1942:101, Pl. 3 (fig. 5) [Fishes of western South America; ref. 1246] Inahuaya, Río Ucayali, Peru. Holotype: CAS 63721 [ex IU]. Paratypes: (1). Type catalog: Ferraris 2007:194 [ref. 29155]. Published catalog number of IU 15868 previously assigned to another species. •Valid as Pimelodella peruana Eigenmann & Myers 1942 -- (Ortega & Vari 1986:14 [ref. 9708], Burgess 1989:281 [ref. 12860], Bockmann & Guazzelli in Reis et al. 2003:420 [ref. 27061], Ferraris 2007:194 [ref. 29155], Slobodian et al. 2017:97 [ref. 35643]). Current status: Valid as Pimelodella peruana Eigenmann & Myers 1942. Heptapteridae: Rhamdiinae. Distribution: Ucayali River basin, Peru. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 63728 (IU 17275) Rhamdella rusbyi Pearson [N. E.], 1924 Holotype  [Collection database record] Fig. is a photograph no better than ours.
rusbyi, Rhamdella Pearson [N. E.] 1924:12, Pl. 2 (fig. 4) [Indiana University Studies v. 11 (no. 64); ref. 3396] Río Colorado, Lower Bopi, Amazon system, Bolivia. Holotype: CAS 63728 [ex IU 17275]. Paratypes: (12) CAS 63729 [ex IU 17275] (3); UMMZ 66317 [ex IU 17275] (now 2), 66478 [ex IU 17275] (2); USNM 86829 [ex IU 17275] (3), 117603 [ex UMMZ 66321, IU 17275] (1). Type catalog: Ferraris & Vari 1992:37 [ref. 19771], Ferraris 2007:197 [ref. 29155] •Valid as Rhamdella rusbyi Pearson 1924 -- (Burgess 1989:278 [ref. 12860], Miquelarena & Menni 1999:207 [ref. 24223], Bockmann & Guazzelli in Reis et al. 2003:422 [ref. 27061], Ferraris 2007:197 [ref. 29155], Bockmann & Miquelarena 2008:46 [ref. 29643], Reis et al. 2014:41 [ref. 33590], Sarmiento et al. 2014:191 [ref. 35004]). Current status: Valid as Rhamdella rusbyi Pearson 1924. Heptapteridae: Rhamdiinae. Distribution: Beni River basin, Bolivia. Habitat: freshwater.
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© 2001 California Academy of Sciences

SU 57895 Rhamdia duquei Eigenmann [C. H.] & Pearson [N. E.], 1942 Holotype & Paratype  [Collection database record]
duquei, Rhamdia Eigenmann [C. H.] & Pearson [N. E.] in Eigenmann & Allen 1942:93 [Fishes of western South America; ref. 1246] Rio Urubamba, Santa Ana, Peru. Holotype (indistinguishable) and paratypes = syntypes: CAS-SU 57895 (36). Type catalog: Ferraris 2007:202 [ref. 29155]. •Valid as Rhamdia duquei Eigenmann & Pearson 1942 -- (Ortega & Vari 1986:15 [ref. 9708], Burgess 1989:278 [ref. 12860]). •Synonym of Rhamdia quelen (Quoy & Gairmard 1824) -- (Silfvergrip 1996:36 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:425 [ref. 27061], Ferraris 2007:202 [ref. 29155]). Current status: Synonym of Rhamdia quelen (Quoy & Gaimard 1824). Heptapteridae: Rhamdiinae. Habitat: freshwater, brackish.
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© 2001 California Academy of Sciences

CAS 76655 (IU 15091) Rhamdia guairensis Eigenmann [C. H.], 1920 Lectotype  [Collection database record]
guairensis, Rhamdia Eigenmann [C. H.] 1920:6 [Indiana University Studies v. 7 (no. 44); ref. 11120] Río Guaire, near Caracas, Venezuela. Lectotype: CAS 76655 [ex IU 15091] (132 mm). Paralectotypes: CAS 76655 [ex IU 15091] (5, with lectotype). Type catalog: Ferraris 2007:198 [ref. 29155]. Lectotype selected by Silfvergrip 1996:34, 129 [ref. 22347]. •Valid as Rhamdia guairensis Eigenmann 1920 -- (Burgess 1989:278 [ref. 12860]). •Synonym of Rhamdia humilis (Günther 1864) -- (Silfvergrip 1996:82 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:423 [ref. 27061], Ferraris 2007:198 [ref. 29155]). Current status: Synonym of Rhamdia humilis (Günther 1864). Heptapteridae: Rhamdiinae. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 76656 (IU 17273) Rhamdia micayi Eigenmann [C. H.], 1924 Syntype  [Collection database record]
micayi, Rhamdia Eigenmann [C. H.] in Pearson 1924:11 [Indiana University Studies v. 11 (no. 64); ref. 3396] Río Popoi, Río Colorado, Espia, Bolivia. Non-types: (16) CAS 76656 [ex IU 17273] (5), 76657 [ex IU 17272] (5), 76658 [ex 17274] (5). Not available as above, no distinguishing features; subsequent publication in an available way not researched. •Treated as valid as Rhamdia micayi Eigenmann 1924 -- (Burgess 1989:279 [ref. 12860]). •In the synonymy of Rhamdia quelen (Quoy & Gaimard 1824) -- (Silfvergrip 1996:96 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:425 [ref. 27061]). Current status: Synonym of Rhamdia quelen (Quoy & Gaimard 1824). Heptapteridae: Rhamdiinae.
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© 2001 California Academy of Sciences