FIGURE 4–7. Rhyacophila spp., female. 4A–4F, Rhyacophila kangae sp. nov.: 4A, head, dorsal; 4B, abdominal segments VIII to XI, left lateral, 4C, abdominal segment VIII, dorsal; 4D, same, ventral; 4E, vaginal apparatus, left lateral; 4F, same, ventral. 5A–5E, Rhyacophila yamamotoi sp. nov.: 5A, head dorsal; 5B, abdominal segment VIII, left lateral; 5C, same, dorsal; 5D, same, ventral; 5E, vaginal apparatus, left lateral; 5F, same, ventral. 6A, 6B, Rhyacophila confissa Botosaneanu 1970: 6A, vaginal apparatus, left lateral; 6B, same, ventral. 7A, 7B, Rhyacophila vicina Botosaneanu 1970: 7A, vaginal apparatus, left lateral; 7B, same, ventral. Abbreviations: ap.VIII = apodemal rod of abdominal segment VIII (paired); ap.IX = apodemal rod of abdominal segment IX (paired); p.p. = posterior process; p.s. = processus spermathecae; VIII, IX, X, XI = abdominal segments VIII, IX, X, XI.

Published as part of Nozaki, Takao & Park, Sun-Jin, 2021, Two new species of the genus Rhyacophila Pictet (Trichoptera, Rhyacophilidae) from Korea and Japan, pp. 97-105 in Zootaxa 5067 (1) on page 102, DOI: 10.11646/zootaxa.5067.1.5, http://zenodo.org/record/5656552