This is a list of butterflies of Palau.

Hesperiidae

Coeliadinae

• Badamia exclamationis (Fabricius, 1775)
• Hasora chromus chromus (Cramer, 1780)

Hesperiinae

• Parnara bada (Moore, 1878)

Papilionidae

Papilioninae

• Graphium agamemnon enoplus Jordan, 1909
• Papilio polytes palewensis Nakamura, 1933

Pieridae

Coliadinae

• Catopsilia pomona (Fabricius, 1775)
• Catopsilia pyranthe pyranthe (Linnaeus, 1758)
• Eurema hecabe marginata (Kishida, 1933)
• Eurema brigitta nebulosa (Kishida, 1933)

Pierinae

• Appias ada ardens (Butler, 1898)

Lycaenidae

Theclinae

• Bindahara phocides isabella (C Felder, 1860)

Polyommatinae

• Petrelaea tombugensis (Röber, 1886)
• Prosotas dubiosa dubiosa (Semper, 1879)
• Jamides bochus palauensis (Fruhstorfer, 1915)
• Catochrysops panormus papuana Tite, 1959
• Lampides boeticus (Linnaeus, 1767)
• Leptotes plinius pseudocassius (Murray, 1873)
• Everes lacturnus pulchra (Rothschild, 1915)
• Acytolepis puspa watasei (Matsumura, 1915)
• Euchrysops cnejus cnidus Waterhouse and Lyell, 1914

Nymphalidae

Danainae

• Danaus affinis rubrica (Fruhstorfer, 1907)
• Danaus plexippus plexippus (Linnaeus, 1758)
• Euploea eunice kadu (von Eschscholtz, 1821)
• Euploea algea abjecta (Butler, 1866)

Satyrinae

• Melanitis leda ponapensis Mathew, 1889

Nymphalinae

• Hypolimnas antilope anomala (Wallace, 1869)
• Hypolimnas octocula arakalulk (Semper, 1906)
• Hypolimnas bolina nerina (Fabricius, 1775)
• Hypolimnas misippus (Linnaeus, 1764)
• Junonia villida villida (Fabricius, 1787)
• Junonia hedonia zelima (Fabricius, 1775)

Heliconiinae

• Vagrans egista brixia (Fruhstorfer, 1912)
• Phalanta exulans (Hopkins, 1927)

References

• W.John Tennent: A checklist of the butterflies of Melanesia, Micronesia, Polynesia and some adjacent areas. Zootaxa 1178: 1-209 (21 Apr. 2006)