Table 1.
Species once part of Hemiancistrus and/or Peckoltia and their current taxonomy. Current names are per this study, Isbrücker 1980, 2001; Fisch-Muller 2003; Weber 2003; Armbruster 2004, 2005, 2008; or original descriptions.
| Original name | Current name | Author | Notes |
|---|---|---|---|
| Ancistrus annectens | Hypostomus annectens | Regan, 1904 | comb. n. |
| Ancistrus brachyurus | Dekeyseria brachyura | Kner, 1854 | |
| Ancistrus medians | Hemiancistrus medians | Kner, 1854 | |
| Ancistrus multispinis | Peckoltia multispinis | Holly, 1929 | |
| Ancistrus pulcher | Dekeyseria pulchra | Steindachner, 1915 | |
| Ancistrus salgadae | Hypostomus salgadae | Fowler, 1941 | comb. n. |
| Ancistrus scaphirhynchus | Dekeyseria scaphirhyncha | Kner, 1854 | |
| Ancistrus snethlageae | Ancistomus snethlageae | Steindachner, 1911 | |
| Ancistrus yaravi | Neblinichthys yaravi | Steindachner, 1915 | |
| Chaetostomus macrops | ‘Pseudancistrus’ megacephalus | Lütken, 1874 | |
| Chaetostomus aspidolepis | Hypostomus aspidolepis | Günther, 1867 | comb. n. |
| Chaetostomus bachi | Peckoltichthys bachi | Boulenger, 1898 | |
| Chaetostomus furcatus | Peckoltia furcata | Fowler, 1940 | |
| Chaetostomus megacephalus | ‘Pseudancistrus’ megacephalus | Günther, 1868 | |
| Chaetostomus oligospilus | Peckoltia oligospila | Günther, 1864 | |
| Chaetostomus platycephalus | Cordylancistrus platycephalus | Boulenger, 1898 | |
| Chaetostomus vittatus | Peckoltia vittata | Steindachner, 1881 | |
| Hemiancistrus albocinctus | Ancistrus multispinis | Ahl, 1936 | |
| Hemiancistrus arenarius | Peckoltichthys bachi | Eigenmann & Allen, 1942 | comb. n. |
| Hemiancistrus braueri | Peckoltia braueri | Eigenmann, 1912 | |
| Hemiancistrus brevis | Peckoltia brevis | La Monte, 1935 | |
| Hemiancistrus caquetae | Lasiancistrus schomburgkii | Fowler, 1945 | |
| Hemiancistrus castelnaui | Lasiancistrus schomburgkii | Miranda Ribeiro, 1911 | |
| Hemiancistrus cerrado | ‘Hemiancistrus’ cerrado | de Souza et al., 2008 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus chlorostictus | ‘Hemiancistrus’ chlorostictus | Cardoso & Malabarba, 1999 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus daguae | Cordylancistrus daguae | Eigenmann, 1912 | |
| Hemiancistrus fugleri | Hypostomus annectens | Ovchynnyk, 1971 | syn. n. |
| Hemiancistrus fuliginosus | ‘Hemiancistrus’ fuliginosus | Cardoso & Malabarba, 1999 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus guahiborum | ‘Hemiancistrus’ guahiborum | Werneke et al., 2005 | ‘Hemiancistrus’ guahibroum group |
| Hemiancistrus hammarlundi | ‘Hemiancistrus’ landoni | Rendahl, 1937 | syn. n. |
| Hemiancistrus holostictus | ‘Hypostomus’ holostictus | Regan, 1913 | comb. n. |
| Hemiancistrus landoni | ‘Hemiancistrus’ landoni | Eigenmann, 1916 | ‘Hemiancistrus’ landoni group |
| Hemiancistrus longipinnis | Baryancistrus longipinnis | Kindle, 1895 | |
| Hemiancistrus maracaiboensis | Hypostomus maracaiboensis | Schultz, 1944 | comb. n. |
| Hemiancistrus mayoloi | Lasiancistrus caucanus | Eigenmann, 1912 | |
| Hemiancistrus megalopteryx | ‘Hemiancistrus’ megalopteryx | Cardoso, 2004 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus meizospilos | ‘Hemiancistrus’ meizospilos | Cardoso & da Silva, 2004 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus micrommatos | Ancistomus micrommatos | Cardoso & Lucinda, 2003 | comb. n. |
| Hemiancistrus niceforoi | Hypostomus niceforoi | Fowler, 1943 | |
| Hemiancistrus niger | Guyanancistrus niger | Norman, 1926 | |
| Hemiancistrus pankimpuju | Peckoltia pankimpuju | Lujan & Chamon, 2008 | comb. n. |
| Hemiancistrus platyrhynchus | Chaetostoma platyrhyncha | Fowler, 1943 | |
| Hemiancistrus punctulatus | ‘Hemiancistrus’ punctulatus | Cardoso & Malabarba, 1999 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus spilomma | Ancistomus spilomma | Cardoso & Lucinda, 2003 | comb. n. |
| Hemiancistrus spinosissimus | Ancistomus spinosissimus | Cardoso & Lucinda, 2003 | comb. n. |
| Hemiancistrus subviridis | ‘Hemiancistrus’ subviridis | Werneke et al., 2005 | ‘Hemiancistrus’ guahibroum group |
| Hemiancistrus ucayalensis | Peckoltichthys bachi | Fowler, 1940 | comb. n. |
| Hemiancistrus votouro | ‘Hemiancistrus’ votouro | Cardoso and da Silva, 2004 | ‘Hemiancistrus’ chlorostictus group |
| Hemiancistrus wilsoni | Hypostomus wilsoni | Eigenmann, 1918 | comb. n. |
| Hypostomus itacua | Hypostomus itacua incertae sedis | Valenciennes, 1836 | probably is a Hypostomus |
| Hypostomus pictus | Lasiancistrus schomburgkii | Castelnau, 1855 | |
| Peckoltia caenosa | Peckoltia caenosa | Armbruster, 2008 | |
| Peckoltia capitulata | Peckoltia capitulata | Fisch-Muller & Covain, 2012 | |
| Peckoltia cavatica | Peckoltia cavatica | Armbruster & Werneke, 2005 | |
| Peckoltia compta | Peckoltia compta | de Oliveira et al., 2010 | |
| Peckoltia feldbergae | Ancistomus feldbergae | de Oliveira et al., 2012 | comb. n. |
| Peckoltia lineola | Peckoltia lineola | Armbruster, 2008 | |
| Peckoltia otali | Peckoltia otali | Fisch-Muller & Covain, 2012 | |
| Peckoltia sabaji | Peckoltia sabaji | Armbruster, 2003 | |
| Peckoltia simulata | Peckoltia simulata | Fisch-Muller & Covain, 2012 | |
| Peckoltichthys filicaudatus | Peckoltichthys bachi | Miranda Ribeiro, 1917 | |
| Peckoltichthys kuhlmanni | Peckoltia vittata | Miranda Ribeiro, 1920 | |
| Plecostomus niveatus | Dekeyseria niveata | La Monte, 1929 | |
| Plecostomus panamensis panamensis | Hypostomus aspidolepis | Eigenmann, 1922 |