• Animal Systematics, Evolution and Diversity
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• v.37 no.3
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• pp.249-254
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• 2021

Hemiaegina minuta Mayer, 1890 belonging to the family Caprellidae was collected from Jeju Island in Korea. This species has extensive habitats worldwide but it is the first record of the genus Hemiaegina from Korean waters. This monotypic species of the genus Hemiaegina has the following characteristics: gnathopod 1, propodus with a roundly swollen proximal projection; gnathopod 2, propodus with a bilobed triangular process; pereonite 2 with a pair of projections ventrally; and pereopod 7, propodus with a serrated palm. In this study, H. minuta is fully illustrated based on the mature specimens.