There are currently 161 recognized species in this genus:^[1]^[2]^[3]^[4]
Recent species

Corydoras acrensis Nijssen, 1972 (Acre corydoras)
Corydoras acutus Cope, 1872 (Blacktop corydoras)
Corydoras adolfoi W. E. Burgess, 1982 (Adolfo's catfish)
Corydoras aeneus (T. N. Gill, 1858) (Bronze corydoras) - Synonyms: Hoplosoma aeneum, C. microps, C. venezuelanus, C. macrosteus & C. schultzei
Corydoras agassizii Steindachner, 1877 (Spotted corydoras)
Corydoras albolineatus Knaack, 2004
Corydoras amandajanea Sands, 1995
Corydoras amapaensis Nijssen, 1972 (Amapa corydoras)
Corydoras ambiacus Cope, 1872 (Spotted corydoras)
Corydoras amphibelus Cope, 1872
Corydoras apiaka Espindola, Spencer, L. R. Rocha & Britto, 2014^[4]
Corydoras approuaguensis Nijssen & Isbrücker, 1983
Corydoras araguaiaensis Sands, 1990
Corydoras arcuatus Elwin, 1938 (Skunk corydoras)
Corydoras areio Knaack, 2000
Corydoras armatus (Günther, 1868)
Corydoras atropersonatus S. H. Weitzman & Nijssen, 1970
Corydoras aurofrenatus C. H. Eigenmann & C. H. Kennedy, 1903
Corydoras axelrodi Rössel, 1962 (Pink corydoras)
Corydoras baderi Geisler, 1969 - Synonym: C. oelemariensis
Corydoras bicolor Nijssen & Isbrücker, 1967
Corydoras bifasciatus Nijssen, 1972 (Twostripe corydoras)
Corydoras bilineatus Knaack, 2002
Corydoras blochi Nijssen, 1971 (Spotback corydoras)
Corydoras boehlkei Nijssen & Isbrücker, 1982
Corydoras boesemani Nijssen & Isbrücker, 1967
Corydoras bondi Gosline, 1940 (Blackstripe corydoras)
Corydoras breei Isbrücker & Nijssen, 1992
Corydoras brevirostris Fraser-Brunner, 1947 - Synonym: C. melanistius brevirostris
Corydoras britskii (Nijssen & Isbrücker, 1983) (Britski's Catfish)
Corydoras burgessi H. R. Axelrod, 1987
Corydoras carlae Nijssen & Isbrücker, 1983
Corydoras caudimaculatus Rössel, 1961 (Tailspot corydoras)
Corydoras cervinus Rössel, 1962
Corydoras cochui G. S. Myers & S. H. Weitzman, 1954 (Barredtail corydoras)
Corydoras concolor S. H. Weitzman, 1961 (Concolor corydoras)
Corydoras condiscipulus Nijssen & Isbrücker, 1980
Corydoras copei Nijssen & Isbrücker, 1986
Corydoras coppenamensis Nijssen, 1970 - Synonym: C. bondi coppenamensis
Corydoras coriatae W. E. Burgess, 1997
Corydoras crimmeni S. Grant, 1997
Corydoras cruziensis Knaack, 2002
Corydoras crypticus Sands, 1995
Corydoras davidsandsi B. K. Black, 1987 (Sands's corydoras)
Corydoras delphax Nijssen & Isbrücker, 1983 (False blochi catfish)
Corydoras difluviatilis Britto & R. M. C. Castro, 2002
Corydoras diphyes Axenrot & S. O. Kullander, 2003
Corydoras duplicareus Sands, 1995 (Duplicate corydoras)
Corydoras ehrhardti Steindachner, 1910 - Synonym: C. meridionalis
Corydoras elegans Steindachner, 1876 (Elegant corydoras) - Synonym: C. pestai
Corydoras ellisae Gosline, 1940
Corydoras ephippifer Nijssen, 1972 (Saddle corydoras)
Corydoras eques Steindachner, 1876
Corydoras esperanzae D. M. Castro, 1987
Corydoras evelynae Rössel, 1963
Corydoras filamentosus Nijssen & Isbrücker, 1983
Corydoras flaveolus R. Ihering (pt), 1911
Corydoras fowleri J. E. Böhlke, 1950
Corydoras fulleri Tencatt, Evers, H-G & Britto 2021.^[5]
Corydoras garbei R. Ihering (pt), 1911
Corydoras geoffroy Lacépède, 1803 - Synonym: C. octocirrus
Corydoras geryi Nijssen & Isbrücker, 1983 - Synonym: C. bolivianus
Corydoras gladysae Calviño & Felipe Alonso, 2010
Corydoras gomezi D. M. Castro, 1986
Corydoras gossei Nijssen, 1972 (Palespotted corydoras)
Corydoras gracilis Nijssen & Isbrücker, 1976
Corydoras griseus Holly, 1940 (Grey corydoras)
Corydoras gryphus Tencatt, Britto & Pavanelli, 2014^[2]
Corydoras guapore Knaack, 1961 (Guapore corydoras)
Corydoras guianensis Nijssen, 1970
Corydoras habrosus S. H. Weitzman, 1960 (Salt and pepper catfish)
Corydoras haraldschultzi Knaack, 1962 (Mosaic corydoras)
Corydoras hastatus C. H. Eigenmann & R. S. Eigenmann, 1888 (Dwarf corydoras) - Synonym: C. australe
Corydoras heteromorphus Nijssen, 1970
Corydoras imitator Nijssen & Isbrücker, 1983 (Imitator corydoras)
Corydoras incolicana W. E. Burgess, 1993
Corydoras isbrueckeri Knaack, 2004
Corydoras julii Steindachner, 1906 (Leopard corydoras)
Corydoras kanei S. Grant, 1998
Corydoras lacerdai Hieronimus, 1995
Corydoras lacrimostigmata Tencatt, Britto & Pavanelli, 2014^[3]
Corydoras lamberti Nijssen & Isbrücker, 1986
Corydoras latus N. E. Pearson, 1924
Corydoras leopardus G. S. Myers, 1933 - Synonym: C. funnelli
Corydoras leucomelas C. H. Eigenmann & W. R. Allen, 1942 (False spotted catfish) - Synonym: C. caquetae
Corydoras longipinnis Knaack, 2007^[6]
Corydoras loretoensis Nijssen & Isbrücker, 1986
Corydoras loxozonus Nijssen & Isbrücker, 1983
Corydoras lymnades Tencatt, Vera Alcaraz, Britto & Pavanelli, 2013^[7]
Corydoras maculifer Nijssen & Isbrücker, 1971 (Dotted corydoras)
Corydoras mamore Knaack, 2002
Corydoras melanistius Regan, 1912 (Bluespotted corydoras) - Synonym: C. wotroi
Corydoras melanotaenia Regan, 1912 (Green gold catfish)
Corydoras melini Lönnberg & Rendahl (de), 1930 (Bandit corydoras)
Corydoras metae C. H. Eigenmann, 1914 (Masked corydoras)
Corydoras micracanthus Regan, 1912
Corydoras microcephalus Regan, 1912
Corydoras multimaculatus Steindachner, 1907
Corydoras nanus Nijssen & Isbrücker, 1967 (Little corydoras)
Corydoras napoensis Nijssen & Isbrücker, 1986
Corydoras narcissus Nijssen & Isbrücker, 1980
Corydoras nattereri Steindachner, 1877 (Blue corydoras) - Synonyms: C. juquiaae & C. nattereri triseriatus
Corydoras negro Knaack, 2004
Corydoras nijsseni Sands, 1989 (Nijssen's corydoras) - Synonym: C. elegans nijsseni
Corydoras noelkempffi Knaack, 2004
Corydoras oiapoquensis Nijssen, 1972
Corydoras ornatus Nijssen & Isbrücker, 1976
Corydoras orphnopterus S. H. Weitzman & Nijssen, 1970
Corydoras ortegai Britto, F. C. T. Lima & Hidalgo, 2007
Corydoras osteocarus J. E. Böhlke, 1951
Corydoras ourastigma Nijssen, 1972
Corydoras oxyrhynchus Nijssen & Isbrücker, 1967
Corydoras paleatus (Jenyns, 1842) (Peppered corydoras) - Synonyms: C. maculatus, C. marmoratus, Silurus quadricostatus & Silurus 7-radiatus
Corydoras panda Nijssen & Isbrücker, 1971 (Panda corydoras)
Corydoras pantanalensis Knaack, 2001
Corydoras paragua Knaack, 2004
Corydoras parallelus W. E. Burgess, 1993
Corydoras pastazensis S. H. Weitzman, 1963 (Pastaza corydoras) - Synonym: C. pastazensis orcesi
Corydoras paucerna Knaack, 2004
Corydoras petracinii Calviño & Felipe Alonso, 2010
Corydoras pinheiroi Dinkelmeyer, 1995
Corydoras polystictus Regan, 1912 - Synonym: C. virescens
Corydoras potaroensis G. S. Myers, 1927
Corydoras pulcher Isbrücker & Nijssen, 1973 (Pretty corydoras)
Corydoras punctatus (Bloch, 1794) (Spotfin corydoras)
Corydoras pygmaeus Knaack, 1966 (Pygmy corydoras)
Corydoras rabauti La Monte, 1941 (Rusty corydoras) - Synonym: C. myersi
Corydoras reticulatus Fraser-Brunner, 1938 (Reticulated corydoras)
Corydoras reynoldsi G. S. Myers & S. H. Weitzman, 1960
Corydoras robineae W. E. Burgess, 1983 (Bannertail corydoras)
Corydoras robustus Nijssen & Isbrücker, 1980
Corydoras sanchesi Nijssen & Isbrücker, 1967
Corydoras saramaccensis Nijssen, 1970
Corydoras sarareensis Dinkelmeyer, 1995
Corydoras schwartzi Rössel, 1963 (Schwartz's catfish)
Corydoras semiaquilus S. H. Weitzman, 1964
Corydoras septentrionalis Gosline, 1940 - Synonym: C. cortesi
Corydoras serratus Sands, 1995
Corydoras seussi Dinkelmeyer, 1996
Corydoras similis Hieronimus, 1991
Corydoras simulatus S. H. Weitzman & Nijssen, 1970
Corydoras sipaliwini Hoedeman, 1965
Corydoras sodalis Nijssen & Isbrücker, 1986 (False network catfish)
Corydoras solox Nijssen & Isbrücker, 1983
Corydoras spectabilis Knaack, 1999
Corydoras spilurus Norman, 1926 (Pinkthroat corydoras)
Corydoras splendens (Castelnau, 1855) (Emerald corydoras)
Corydoras steindachneri Isbrücker & Nijssen, 1973 (Paraná corydoras)
Corydoras stenocephalus C. H. Eigenmann & W. R. Allen, 1942
Corydoras sterbai Knaack, 1962 (Sterba's corydoras)
Corydoras surinamensis Nijssen, 1970
Corydoras sychri S. H. Weitzman, 1960 (Sychr's catfish)
Corydoras treitlii Steindachner, 1906 (Longsnout corydoras)
Corydoras trilineatus Cope, 1872 (Threestripe corydoras) - Synonyms: C. episcopi, C. dubius
Corydoras tukano Britto & F. C. T. Lima, 2003
Corydoras undulatus Regan, 1912
Corydoras urucu Britto, Wosiacki & Montag, 2009
Corydoras virginiae W. E. Burgess, 1993 (Miguelito corydoras)
Corydoras vittatus Nijssen, 1971 - Synonym: C. blochi vittatus
Corydoras weitzmani Nijssen, 1971 (Twosaddle corydoras)
Corydoras xinguensis Nijssen, 1972 (Xingu corydoras)
Corydoras zygatus C. H. Eigenmann & W. R. Allen, 1942 (Black band catfish)

Fossil species

†Corydoras revelatus Cockerell, 1925—fossil species from the Late Paleocene^[8]

Species

Notes

References