Cruzia tentaculata (Rudolphi), 1917

Panti-May, Jesús Alonso, Chan-Casanova, Anyela Jackelin, Canche-Pool, Elsy, Tello-Martín, Raúl, Ruiz-Piña, Hugo, Concha-Guillermo, Henry, Guiascón, Oscar Retana-, Vega, Pedro Pablo Martínez, Chablé-Santos, Juan, Martínez, Erendira Estrella-, Moguel-Chin, Wilson Isaias, Hernández-Orts, Jesús S., Hernández-Mena, David I., Mendoza-Garfias, Berenit & García-Prieto, Luis, 2024, Morphological and molecular data on helminths of Didelphis virginiana and Philander vossi (Mammalia: Didelphidae) from the Yucatán Peninsula, southeast Mexico, Zootaxa 5463 (1), pp. 1-24 : 7-8

Cruzia tentaculata (Rudolphi)

Site of infection: Caecum.

Host species: Didelphis virginiana .

Locality: Mérida (Yucatán).

Prevalence: 16.7% (1/6).

Intensity: 1.

Specimen deposited: CNHE 12873.

Comments: The single male specimen has 11,400 in body length.Pharynx (160 long)with three longitudinal rows of 11 pharyngeal lamellae each ( Figure 3F ). Esophagus 2,000 long. Spicules subequal, 1,050 long. Gubernaculum (165 long) with a blunt terminal end ( Fig. 3G ).

In Mexico, C. tentaculata has been widely reported from D. virginiana , D. marsupialis , and P. vossi in 16 states ( García-Prieto et al. 2012; Acosta-Virgen et al. 2015; Ramírez-Cañas et al. 2019), including Yucatán.

Figures

FIGURE 3. Males of Cruzia americana and Cruzia tentaculata from Didelphis virginiana. A. SEM micrograph of C. americana anterior end, apical view. B. SEM micrograph of internal structures of pharynx (columnar structures of cuticular lamellae) of C. americana, longitudinal section. C. SEM micrograph of C. americana posterior end, lateral view. D. Cruzia americana posterior end, ventral view. E. Gubernaculum of C. americana, ventral view. F. Internal structures of pharynx (columnar structures of cuticular lamellae) of C. tentaculata, longitudinal section. G. Gubernaculum of C. tentaculata, ventral view. Abbreviations: amphid (a), dorsal lip (dl), ventral lip (vl), papillae (p), pharyngeal lamellae (pl), paracloacal papillae (pac), precloacal papillae (pec), poscloacal papillae (poc), single precloacal papilla (spec), teeth (t).