Abstract:
Taxonomic study on domiciliary cockroaches were conducted by randomization at 5 provinces in northeastern part of Thailand. Habitats and distribution were recorded. The study was carried out from September 1982 to September 1983. Nine species of three families were reported. Family Blattelidae, 3 species were recorded, Supella longipalpa (Fabricius), Blattella germanica (Linné) and Blattella lituricollis (Walker) Family Blattidae, 4 species were recorded, Neostylopyga rhombifolia (Stool), Periplaneta australasiae (Fabricius), Periplaneta americana (Linné) and Periplaneta brunnea Burmeister. Family Blaberidae, 2 species were recorded, Pycnoscelus indicus (Fabricius) and Nauphoeta cinerea (Olivier) The following cockroaches S. longipalpa, B. germanica, N. rhombifolia, P. americana, P. brunnea and P. indicus were found in all 5 provinces. While B. lituricollis was found in Khonkaen, Nongkai, Nakorn Ratchasima and Ubon Ratchathani. P. australasiae was found in Khonkaen, Nongkai and Ubon Ratchathani. N. cinerea was found in Khonkaen, Mahasarakham, Nakorn Ratchasima and Ubon Ratchathani.