Figure 3.Oecetis angularis sp. n., male genitalia: A lateral B phallic apparatus, lateral C phallic apparatus, caudal D inferior appendage, caudal E inferior appendage, ventral.
Figure 24.Oecetis tumida sp. n., male genitalia: A lateral B phallic apparatus, lateral C phallic apparatus, caudal D phallic apparatus, ventral E inferior appendage, caudal F inferior appendage, ventral G egment IX and tergum X, dorsal.