SEM of cystacanths of Neoandracantha peruensis from ghost crabs, Ocypode gaudichaudii, from the Pacific Ocean off Peru. 7. Allotype female. The foretrunk was slit open intentionally. 8. The proboscis of the allotype female in Figure 1. 9. The apical end of the proboscis showing its unarmed tip. 10. Proboscis hooks at the middle of the proboscis. 11. A few enlarged hooks showing their shape and orientation on the proboscis.