Photographs of hypogean Rhamdia nicaraguensis from Gabinarraca cave A totality of specimens collected (n = 13), immediately postmortem and before tissuing and preservation B lateral view of live specimen in aquarium C lateral view of specimen immediately postmortem. Metacercariae (two) of the parasitic fluke Clinostomum sp. are visible at the base of the anal fin D live specimens (in aquarium) of hypogean (Gabinarraca, yellow) and epigean (Quebrada El Túnel, dark brown) R. nicaraguensis. Scale bar: 1 cm.

 
 
  Part of: Arroyave J, Angulo A, Hernández-Ávila SG, Buenavad-González MA, Rojas-Rodríguez P, Deleva S, Ulloa A, Picq S, McMahan CD (2024) New vouchered and taxonomically verified records of cave-dwelling populations of catfishes of the genus Rhamdia (Siluriformes, Heptapteridae) from Costa Rica. Subterranean Biology 50: 29-52. https://doi.org/10.3897/subtbiol.50.134387