Caprella acanthogaster Mayer, 1890 (additional source)
Caprella algaceus Vassilenko, 1967 (additional source)
Caprella andreae Mayer, 1890 (additional source)
Caprella brevirostris Mayer, 1903 (additional source)
Caprella californica Stimpson, 1856 (additional source)
Caprella chelimana Mayer, 1903 (additional source)
Caprella cristibrachium Mayer, 1903 (additional source)
Caprella danilevskii Czerniavsky, 1868 (additional source)
Caprella decipiens Mayer, 1890 (additional source)
Caprella equilibra Say, 1818 (additional source)
Caprella eximia Mayer, 1890 (additional source)
Caprella gigantochir Mayer, 1903 (additional source)
Caprella gracillima Mayer, 1890 (additional source)
Caprella japonica (Schurin, 1935) (additional source)
Caprella kominatoensis Takeuchi, 1986 (additional source)
Caprella kroyeri De Haan, 1849 (additional source)
Caprella linearis (Linnaeus, 1767) (additional source)
Caprella mixta Mayer, 1903 (additional source)
Caprella monoceros Mayer, 1890 (additional source)
Caprella multituberculum Lee & Lee, 1996 (additional source)
Caprella penantis Leach, 1814 (additional source)
Caprella polyacantha Utinomi, 1947 (additional source)
Caprella scaura Templeton, 1836 (additional source)
Caprella simia Mayer, 1903 (additional source)
Caprella simplex Mayer, 1890 (additional source)
Caprella subinermis Mayer, 1890 (additional source)
Caprella subtilis Mayer, 1903 (additional source)
Caprella tsugarensis Utinomi, 1947 (additional source)
Caprella verrucosa Boeck, 1871 (additional source)
Eugastraulax Schurin, 1935 accepted as Caprella Lamarck, 1801 (basis of record)
Eugastraulax japonicus Schurin, 1935 accepted as Caprella japonica (Schurin, 1935) (basis of record)
Paracaprella crassa Mayer, 1903 (additional source)
Paraprotella prima Mayer, 1903 (additional source)
Perotripus koreanus Lee & Hong, 2010 (additional source)
Protella gracilis Dana, 1853 (additional source)
Protomima imitatrix Mayer, 1903 (additional source)
Pseudoproto fallax Mayer, 1903 (additional source)

Jeju Island for Caprella algaceus Vassilenko, 1967 
Jeju Island for Caprella andreae Mayer, 1890 
Jeju Island for Caprella brevirostris Mayer, 1903 
Jeju Island for Caprella danilevskii Czerniavsky, 1868 
Jeju Island for Caprella decipiens Mayer, 1890 
Jeju Island for Caprella equilibra Say, 1818 
Jeju Island for Caprella kominatoensis Takeuchi, 1986 
Jeju Island for Caprella penantis Leach, 1814 
Jeju Island for Caprella scaura Templeton, 1836 
Jeju Island for Paraprotella prima Mayer, 1903 
Jeju Island for Perotripus koreanus Lee & Hong, 2010 
Jeju Island for Protella gracilis Dana, 1853 
Jeju Island for Protomima imitatrix Mayer, 1903 
Jeju Island for Pseudoproto fallax Mayer, 1903 
North Korean part of the Japan Sea for Caprella gracillima Mayer, 1890 
South Korean part of the Japan Sea for Caprella acanthogaster Mayer, 1890 
South Korean part of the Japan Sea for Caprella algaceus Vassilenko, 1967 
South Korean part of the Japan Sea for Caprella andreae Mayer, 1890 
South Korean part of the Japan Sea for Caprella brevirostris Mayer, 1903 
South Korean part of the Japan Sea for Caprella californica Stimpson, 1856 
South Korean part of the Japan Sea for Caprella cristibrachium Mayer, 1903 
South Korean part of the Japan Sea for Caprella danilevskii Czerniavsky, 1868 
South Korean part of the Japan Sea for Caprella decipiens Mayer, 1890 
South Korean part of the Japan Sea for Caprella equilibra Say, 1818 
South Korean part of the Japan Sea for Caprella eximia Mayer, 1890 
South Korean part of the Japan Sea for Caprella gigantochir Mayer, 1903 
South Korean part of the Japan Sea for Caprella japonica (Schurin, 1935) 
South Korean part of the Japan Sea for Caprella kroyeri De Haan, 1849 
South Korean part of the Japan Sea for Caprella linearis (Linnaeus, 1767) 
South Korean part of the Japan Sea for Caprella mixta Mayer, 1903 
South Korean part of the Japan Sea for Caprella monoceros Mayer, 1890 
South Korean part of the Japan Sea for Caprella multituberculum Lee & Lee, 1996 
South Korean part of the Japan Sea for Caprella penantis Leach, 1814 
South Korean part of the Japan Sea for Caprella polyacantha Utinomi, 1947 
South Korean part of the Japan Sea for Caprella scaura Templeton, 1836 
South Korean part of the Japan Sea for Caprella simia Mayer, 1903 
South Korean part of the Japan Sea for Caprella simplex Mayer, 1890 
South Korean part of the Japan Sea for Caprella subinermis Mayer, 1890 
South Korean part of the Japan Sea for Caprella tsugarensis Utinomi, 1947 
South Korean part of the Japan Sea for Caprella verrucosa Boeck, 1871 
South Korean part of the Japan Sea for Paracaprella crassa Mayer, 1903 
South Korean part of the Japan Sea for Perotripus koreanus Lee & Hong, 2010 
South Korean part of the Japan Sea for Pseudoproto fallax Mayer, 1903 
South Korean part of the Yellow Sea for Caprella acanthogaster Mayer, 1890 
South Korean part of the Yellow Sea for Caprella algaceus Vassilenko, 1967 
South Korean part of the Yellow Sea for Caprella andreae Mayer, 1890 
South Korean part of the Yellow Sea for Caprella brevirostris Mayer, 1903 
South Korean part of the Yellow Sea for Caprella californica Stimpson, 1856 
South Korean part of the Yellow Sea for Caprella chelimana Mayer, 1903 
South Korean part of the Yellow Sea for Caprella danilevskii Czerniavsky, 1868 
South Korean part of the Yellow Sea for Caprella decipiens Mayer, 1890 
South Korean part of the Yellow Sea for Caprella equilibra Say, 1818 
South Korean part of the Yellow Sea for Caprella gigantochir Mayer, 1903 
South Korean part of the Yellow Sea for Caprella japonica (Schurin, 1935) 
South Korean part of the Yellow Sea for Caprella kroyeri De Haan, 1849 
South Korean part of the Yellow Sea for Caprella monoceros Mayer, 1890 
South Korean part of the Yellow Sea for Caprella penantis Leach, 1814 
South Korean part of the Yellow Sea for Caprella scaura Templeton, 1836 
South Korean part of the Yellow Sea for Caprella simia Mayer, 1903 
South Korean part of the Yellow Sea for Caprella subtilis Mayer, 1903 
South Korean part of the Yellow Sea for Caprella tsugarensis Utinomi, 1947 
South Korean part of the Yellow Sea for Caprella verrucosa Boeck, 1871 
South Korean part of the Yellow Sea for Perotripus koreanus Lee & Hong, 2010 
South Korean part of the Yellow Sea for Pseudoproto fallax Mayer, 1903