Left – Color morphs of Partula lutaensis sp. nov. found within a 10 × 10-meter quadrat. Right – Closeup of a Partula lutaensis sp. nov. with a dark shell.

 
 
  Part of: Sischo DR, Hadfield MG (2021) The tree snail on Rota Island, Northern Mariana Islands, long identified as Partula gibba (Partulidae), is a different species. ZooKeys 1037: 105-118. https://doi.org/10.3897/zookeys.1037.56303