Figure 1 from: Acosta-Virgen K, López-Caballero J, García-Prieto L, Mata-López R (2015) Helminths of three species of opossums (Mammalia, Didelphidae) from Mexico. ZooKeys 511: 131-152. https://doi.org/10.3897/zookeys.511.9571 - Acosta-Virgen, Karla (2015)