Ablabera Erichson, 1847 accepted as Ablabera Dejean, 1833 (status source)
Ablabera Erichson, 1847 accepted as Ablabera Dejean, 1833 (source of synonymy)
Ablabera Dejean, 1833 (status source)
Abrobapta Dejean, 1833 accepted as Torresita Thomson, 1878 (status source)
Acallus Dejean, 1833 accepted as Phaeochrous Laporte, 1840 (status source)
Acanthoderus Dejean, 1835 accepted as Acanthoderes Audinet-Serville, 1835 (source of synonymy)
Acantholophus Dejean, 1834 accepted as Acantholophus Boisduval, 1835 (additional source)
Acantholophus Guérin-Méneville, 1838 accepted as Acantholophus Boisduval, 1835 (source of synonymy)
Acentroptera Chevrolat in Dejean, 1836 accepted as Acentroptera Guérin-Méneville, 1844 (status source)
Acentrus Dejean, 1835 accepted as Acentrus Desmarest, 1839 (status source)
Acerus Dejean, 1833 accepted as Acerus Burmeister, 1847 accepted as Aceratus Endrődi, 1969 (status source)
Acharidis Dejean, 1835 accepted as Psenocerus Leconte, 1852 (status source)
Achelium Dejean, 1833 accepted as Achenium Leach in Samouelle, 1819 (source of synonymy)
Acidalia Chevrolat in Dejean, 1836 accepted as Helioscopa Gistl, 1848 (source of synonymy)
Acis Chevrolat in Dejean, 1836 accepted as Colasposoma Laporte, 1833 (source of synonymy)
Acisba Dejean, 1834 accepted as Pachychila Eschscholtz, 1831 (source of synonymy)
Aclees Dejean, 1835 accepted as Aclees Schönherr, 1835 (status source)
Acmocera Dejean, 1835 (status source)
Acmocera Thomson, 1858 accepted as Acmocera Dejean, 1835 (source of synonymy)
Acosmus Dejean, 1834 accepted as Acosmius Walker, 1858 accepted as Geoscopus Gerstaecker, 1855 (status source)
Acromis Chevrolat in Dejean, 1836 (current name source)
Actenista Dejean, 1833 (status source)
Actenodes Dejean, 1833 (current name source)
Adelina Dejean, 1835 (status source)
Adelops Dejean, 1833 accepted as Anaides Westwood, 1842 (status source)
Adelphus Dejean, 1834 accepted as Praeugena Laporte, 1840 (additional source)
Adesmus Lepeletier & Audinet-Serville in Latreille, 1825 (status source)
Adoretus Dejean, 1833 (status source)
Aegialites Dejean, 1833 accepted as Aegialites Mannerheim, 1853 (status source)
Aegidium Dejean, 1833 accepted as Aegidium Blanchard, 1845 (status source)
Aegomorphus Dejean, 1835 accepted as Aegomorphus Haldeman, 1847 (status source)
Aegoprosopus Dejean, 1835 accepted as Closterus Audinet-Serville, 1832 (source of synonymy)
Aegostheta Dejean, 1833 (status source)
Aerenaea Dejean, 1835 accepted as Aerenea Thomson, 1857 (status source)
Aerenica Dejean, 1835 (status source)
Aethales Dejean, 1834 accepted as Epitragus Latreille, 1802 (source of synonymy)
Agapetus Dejean, 1834 (status source)
Agcylopus Dejean, 1835 accepted as Ancylopus Chevrolat in Dejean, 1836 (source of synonymy)
Agcylopus Dejean, 1835 accepted as Ancylopus Chevrolat in Dejean, 1836 (status source)
Agelastica Chevrolat in Dejean, 1836 (current name source)
Alcidion Dejean, 1835 accepted as Alcidion Sturm, 1843 (status source)
Alphitopola Dejean, 1835 accepted as Alphitopola Thomson, 1857 accepted as Prosopocera Blanchard, 1845 (status source)
Alphus Dejean, 1835 accepted as Alphus White, 1855 (status source)
Amacarus Dejean, 1834 (status source)
Amalactus Dejean, 1835 accepted as Amalactus Schoenherr, 1835 (status source)
Amallocerus Dejean, 1835 accepted as Amallocerus Guérin-Méneville, 1844 accepted as Pteracantha Newman, 1838 (status source)
Amasia Dejean, 1836 accepted as Amasia Chapuis in Lacordaire, 1874 accepted as Colaspoides Laporte, 1833 (status source)
Amatodes Dejean, 1834 (status source)
Amblesthis Dejean, 1835 accepted as Amblesthis Thomson, 1860 accepted as Deroplia Dejean, 1835 (status source)
Amblyopus Chevrolat in Dejean, 1836 (current name source)
Amniscus Dejean, 1835 (status source)
Ampedus Dejean, 1833 (status source)
Amphicrania Dejean, 1833 accepted as Liogenys Guérin, 1831 (status source)
Amphicyrta Dejean, 1836 accepted as Amphicyrta Eschscholtz in Germar, 1843 (status source)
Amphilocus Dejean, 1836 accepted as Iphiclus Chevrolat in Dejean, 1836 (status source)
Amphionycha Dejean, 1835 accepted as Adesmus Lepeletier & Audinet-Serville in Latreille, 1825 (source of synonymy)
Amphydora Dejean, 1834 accepted as Amphidora Eschscholtz, 1829 accepted as Eleodes Eschscholtz, 1829 (source of synonymy)
Amphysus Dejean, 1834 accepted as Heliofugus Guérin, 1831 (status source)
Anachalcos Hope, 1837 accepted as Chalconotus Dejean, 1833 (source of synonymy)
Anaedus Dejean, 1834 accepted as Anaedus Blanchard, 1842 (status source)
Anaesthetis Dejean, 1835 (status source)
Anaetia Dejean, 1835 accepted as Tetrops Stephens, 1829 (source of synonymy)
Analampis Dejean, 1833 accepted as Melanophila Eschscholtz, 1829 (status source)
Anancylus Dejean, 1835 accepted as Anancylus Thomson, 1864 (status source)
Anchylorhynchus Dejean, 1835 accepted as Anchylorhynchus Schoenherr, 1835 (status source)
Ancistroderus Dejean, 1835 accepted as Dectes Leconte, 1852 (status source)
Ancylonotus Dejean, 1835 (status source)
Ancylonotus Laporte de Castelnau, 1840 accepted as Ancylonotus Dejean, 1835 (source of synonymy)
Ancylonycha Dejean, 1833 accepted as Holotrichia Hope, 1837 (status source)
Ancylopus Agassiz, 1846 accepted as Ancylopus Chevrolat in Dejean, 1836 (source of synonymy)
Ancylopus Chevrolat in Dejean, 1836 (current name source)
Anhammus Dejean, 1835 accepted as Anhammus Thomson, 1860 (status source)
Aniara Dejean, 1834 accepted as Aniara Melsheimer, 1853 accepted as Holaniara Fairmaire, 1871 accepted as Eutochia Leconte, 1862 (status source)
Anisarthron Dejean, 1835 (status source)
Anisocera Dejean, 1833 (status source)
Anisocerus Lacordaire, 1830 (current name source)
Anisocheira Dejean, 1834 (status source)
Anisocrepis Dejean, 1834 (status source)
Anisodera Chevrolat in Dejean, 1836 (current name source)
Anisonchus Dejean, 1833 accepted as Hoplopus Laporte, 1832 (additional source)
Anisosticta Dejean, 1835 (current name source)
Anogcodes Dejean, 1834 (status source)
Anomoia Chevrolat in Dejean, 1836 accepted as Anomoea Agassiz, 1846 (status source)
Anoplomerus Dejean, 1835 accepted as Anoplomerus Guérin-Méneville, 1844 (status source)
Anoplosiagum Blanchard, 1850 accepted as Philochloenia Dejean, 1833 (source of synonymy)
Anoplosthaeta Dejean, 1835 accepted as Prosopocera Blanchard, 1845 (source of synonymy)
Anorops Dejean, 1834 accepted as Penthe Newman, 1838 (status source)
Anthracias Dejean, 1834 accepted as Cryphaeus Klug, 1833 (status source)
Aphanasium Dejean, 1835 (status source)
Aphies Dejean, 1835 accepted as Aphies Duponchel & Chevrolat in D'Orbigny, 1841 (status source)
Aphthona Chevrolat in Dejean, 1836 (current name source)
Aplectrus Dejean, 1835 accepted as Aplectrus Duponchel & Chevrolat in D'Orbigny, 1841 accepted as Agallissus Dalman, 1823 (status source)
Aplonycha Dejean, 1833 accepted as Aplonycha Boisduval, 1835 accepted as Colpochila Erichson, 1843 (status source)
Aploscelis Dejean, 1835 (current name source)
Aplosonyx Chevrolat in Dejean, 1836 (current name source)
Apophylia Chevrolat in Dejean, 1836 accepted as Apophylia Thomson, 1858 (status source)
Aporhina Dejean, 1834 accepted as Aporhina Boisduval in d'Urville, 1835 (status source)
Apotomoderes Dejean, 1834 (status source)
Apsida Dejean, 1834 accepted as Apsida Lacordaire, 1859 (status source)
Apteropeda Chevrolat in Dejean, 1836 (status source)

 Taxonomic remark

 for Acantholophus Guérin-Méneville, 1838

Interpreted as a later usage of Acantholophus Boisduval, 1835, the latter being the current attribution of this ... [details]

 Taxonomic remark

 for Ancylonycha Dejean, 1833

Ancylonycha Dejean, 1833 has precedence over Holotrichia Hope, 1837, which is considered as the valid name for the ... [details]

 Taxonomic remark

 for Ctenonychus Dejean, 1833

Available as Ctenonychus Melsheimer, 1845 [details]

 Taxonomic remark

 for Cybister Dejean, 1833

Junior homonym of Cybister Curtis, 1827 (Dytiscidae); listed as a nomen nudum in Nomenclator Zoologicus, however ... [details]

 Taxonomic remark

 for Cyclonotum Erichson, 1837

This name is traditionally treated as a synonym of Coelostoma Brullé, 1835 with Hydrophilus orbicularis Fabricius, ... [details]

 Taxonomic remark

 for Dactylosternum Wollaston, 1854

Cyclonotum Dejean has priority. [details]

 Taxonomic remark

 for Heliopates Dejean, 1834

n.n. pro Heliophilus Dejean 1821 (Nomen. Zool.). This name should be a synonym of Phylan Dejean, 1821, but is ... [details]

 Taxonomic remark

 for Lignyodes Schönherr, 1835

See Bouchard & Bousquet for discussion of precedence [details]

 Taxonomic remark

 for Mentophilus Laporte de Castelnau, 1840

Oldest available name is Aulacium Dejean, 1833. An application to the Commission is necesssary to conserve usage of ... [details]

 Taxonomic remark

 for Metaxyonycha Chevrolat in Dejean, 1836

The spelling Metaxyonycha is an incorrect subsequent spelling of Metazyonycha in prevailing usage and attributed to ... [details]

 Taxonomic remark

 for Pelecopselaphus Solier, 1833

Pristiptera Dejean is the older name and a proper reversal of precedence or proposal for conservation is required ... [details]

 Taxonomic remark

 for Phymasterna Dejean, 1835

Although available, Dejean's name is neither accepted nor formally synonymized by any authority. It's two original ... [details]

 Taxonomic remark

 for Pyrocoelia Gorham, 1880

The oldest name is Lychnuris Dejean, which cannot be treated as a nomen oblitum as it has been treated as valid in ... [details]

 Taxonomic remark

 for Spectralia Casey, 1909

Leptia Chevrolat, 1838 has priority. A reversal of precedence (nomen oblitum) or application for conservation are ... [details]

 Taxonomic remark

 for Sphenoptera Dejean, 1833

Listed as nomen nudum in Nomen. Zool., but valid as shown by Bousquet & Bouchard. [details]