Eucyclops sibiricus sp. nov. Female A holotype, antenna, anterior B holotype, coxobasis and first endopodal segment of antenna, posterior C var. brevis, coxobasis and first endopodal segment of antenna, anterior D var. brevis, coxobasis and first endopodal segment of antenna, posterior E mandible. Scale bar: 50 μm.

 
 
  Part of: Novikov A, Sharafutdinova D, Abramova E, Mayor T, Chertoprud E (2025) An integrative approach to the delimitation of pseudocryptic species in the Eucyclops speratus complex (Copepoda, Cyclopoida) with a description of a new species. ZooKeys 1226: 217-260. https://doi.org/10.3897/zookeys.1226.138389