Pilarella compacta sp. nov., adult female A lateral habitus (holotype) B dorsal habitus (holotype) C rostrum, ventral view (paratype) D rostrum, labrum and left paragnath, lateral view (paratype) E genital double-somite, ventral view (paratype) F urosome, ventral view (paratype) G urosome, lateral view (paratype) H right antennule (paratype) I left antennule (paratype). Scale bars: 0.1 mm.

  Part of: Komeda S, Adachi K, Ohtsuka S (2021) A new species of Pilarella (Copepoda, Calanoida, Arietellidae) from the hyperbenthic layer of Japan, with a molecular phylogenetic analysis of some representative genera of the Arietellidae. ZooKeys 1038: 179-194. https://doi.org/10.3897/zookeys.1038.63170