Costalampys delicata sp. nov., male head. A, Head capsule, dorsal view; B, Head capsule, ventral view; C, Head capsule, lateral view; D, Head capsule, frontal view; E, Head capsule, posterior view; F, Head capsule, occipital view; G, Mandible, dorsal view; H, Mandible, ventral view; I, Tentorium, dorsal view; J, Tentorium, frontal view; K, Tentorium, lateral view; L, antenna, lateral view. Scale bar: 0.5 mm (A–K); Scale bar: 1.0 mm (L).