Figures 2-4 from: Maruyama M, Yamamoto S (2013) A peculiar new species of the genus Tetrasticta Kraatz (Coleoptera, Staphylinidae, Aleocharinae) from Peninsular Malaysia. ZooKeys 336: 39-46. https://doi.org/10.3897/zookeys.336.5382

Figures 2-4 - Tetrasticta gnatha sp. n. 2 antennal segments I–V (right, dorsolateral view) 3 right mandible, male, dorsal view (hairs along inner side are those of prostheca) 4 right maxillary palpus, male, ventral view.