La Cueva de Los Sabinos pool 2, high magnification pictures, February 2023. Two specimens are shown (A, B). Arrows indicate water intake (red) and release (yellow) pores (osculum) as well as spicules (white). Dates of observation of the two specimens are indicated.

 
 
  Part of: Legendre L, Espinasa L, Lacaille-Múzquiz J-L, Alaniz-Garfía G, Ornelas-García P, Rétaux S (2023) First record of a freshwater cave sponge (Porifera, unknown gen. and sp.) in a cave inhabited by Astyanax cavefish in the Sierra de El Abra, San Luis Potosí, Mexico. Subterranean Biology 45: 187-198. https://doi.org/10.3897/subtbiol.45.105323