Roa (fish)

Roa is a genus of butterflyfishes native to the Indian and Pacific oceans. The six species are widely distributed: R. australis near Australia, R. excelsa near Hawaii and nearby islands, R. jayakari near India, R. modesta near Japan and China, R. rumsfeldi in the Philippines,^[2] and R. haraguchiae near Japan and the Philippines.^[3]

Roa
Roa modesta
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Acanthuriformes
Family:	Chaetodontidae
Genus:	Roa D. S. Jordan, 1923
Type species
Loa excelsa D. S. Jordan, 1921[1]

Species

There are currently eight recognized species in this genus:^[4][5]

• Roa australis Kuiter, 2004 (Triple-banded butterflyfish)
• Roa excelsa (D. S. Jordan, 1921) (Hawaiian gold-barred butterflyfish)
• Roa haraguchiae (Uejo, Senou & Motomura, 2020) (Haraguchi's butterflyfish)
• Roa jayakari (Norman, 1939) (Indian golden-barred butterflyfish)
• Roa modesta (Temminck & Schlegel, 1844) (Japanese golden-barred butterflyfish)
• Roa rumsfeldi (Rocha, Pinheiro, Wandell, Rocha & Shepherd, 2017) (Deep-blackfin butterflyfish)
• Roa semilunaris (Matsunuma & Motomura 2022) (Semilunar-spot butterflyfish)
• Roa uejoi (Matsunuma & Motomura 2022) (Uejo's butterflyfish)