Three new species of the genus Megatyrus (Coleoptera, Staphylinidae, Pselaphinae) from Thailand. Masamushi. Entomological papers dedicated to Dr. Kimio Masumoto on the occasion of his retirement., Japanese Society of Scarabaeoidology, Tokyo, 2011: i-iv, 1-345. Chapter pagination: 121-129. 127 [Zoological Record Volume 147]