FIGURES 7–10. Opiona catorycha, new species. Fig. 7 in Cave millipedes of the United States. XVI. Two new species from Oregon Caves National Monument, Oregon (Chordeumatida, Conotylidae and Caseyidae)

FIGURES 7–10. Opiona catorycha, new species. Fig. 7. Head and collum, frontal view. Fig. 8. Legpair 1, anterior view. Fig. 9. Legpairs 2 and 3, anterior view; cx3, coxa of leg 3; pf3, prefemur of leg 3; S3, sternum of legpair 3; sp2, spermatic process of coxa 2; t2, telopodite of leg 2; t3, telopodite of leg 3. Fig. 10. Tips of legpair 3 coxae, anterior view.