Megadenus holothuricola Rosén, 1910 A two adults between filaments of the respiratory tree B, C detached adult shells, SL = 5.5 mm and 4.5 mm; right side juvenile attached SL = 1.0 mm D broken adult shell SL = 2.5 mm E subadult SL = 2.0 mm with everted proboscis L = 2.5 mm. Scale bars: 1.6 mm (A); 1.8 mm (B); 1.4 mm (C); 0.2 mm (D); 1.1 mm (E).

 
 
  Part of: González-Vallejo NE, Amador-Carrillo S (2021) Assessment of Megadenus holothuricola Rosén, 1910 (Eulimidae), an endoparasite of Holothuria mexicana Ludwig, 1875 (Holothuriidae) in the southern Gulf of Mexico and the description a new species. ZooKeys 1016: 49-61. https://doi.org/10.3897/zookeys.1016.55071