SEM micrographs of Rhopalias species. A–C Ventral view of the body of adult specimens showing the distribution of spines D–I Detail of the spines shape on the ventral surface of hindbody A, D, E R. oochi sp. nov. B, F, G R. coronatus C, H, I R. macracanthus. Scale bars: 100 μm (A–C); 50 μm (D, E); 10 μm (F, G); 20 μm (H, I).

 
 
  Part of: López-Caballero J, Mata-López R, Pérez-Ponce de León G (2019) Molecular data reveal a new species of Rhopalias Stiles & Hassall, 1898 (Digenea, Echinostomatidae) in the Common opossum, Didelphis marsupialis L. (Mammalia, Didelphidae) in the Yucatán Peninsula, Mexico. ZooKeys 854: 145-163. https://doi.org/10.3897/zookeys.854.34549