The area considered in the present paper. Calypogeia aeruginosa (1, 2), Calypogeia angusta (3), Calypogeia apiculata (4), Calypogeia arguta (4–14), Calypogeia cordistipula (15), Calypogeia granulata (16, 17), Calypogeia lunata (18–22), Calypogeia marginella (23), Calypogeia tosana (24–26), Calypogeia sinensis (27, 28), Calypogeia vietnamica (29), Calypogeia goebelii (30), Calypogeia japonica (31). White solid squares – specimens examined, black solid squares – specimens not seen.