Guyanobius adocetus, third instar larva, head capsule. (3) dorsal view; (4) ventral view. Scale bar: 0.2 mm.

 
 
  Part of: Archangelsky M, Rodriguez G, Torres PLM (2022) Testing the monophyly of Chaetarthriinae (Coleoptera, Hydrophilidae) and the phylogenetic position of Guyanobius with larval characters. Arthropod Systematics & Phylogeny 80: 229-242. https://doi.org/10.3897/asp.80.e76826