Shikama, T., 1971. On Some Noteworthy Marine Gastropoda from Southwestern Japan (III). Science Reports of the Yokohama National University, sect. 2. no. 18: 32 -35 .
New Species-Group Names:
- adonis Shikama, 1971. p. 33. pl. 3. f. 25-28.
-
armadillo Shikama, 1971. p. 34. text f. 2.
- kashiwajimesis Shikama, 1971. p. 32. pl. 3. f. 23. 24.