Cockroach Species (image) Johns Hopkins Medicine Caption A is the German roach, or Croton bug, Blattella germanica. B is the American cockroach, Periplaneta americana. C is the Australian cockroach, Periplaneta australasiae. D is the wingless female of the oriental roach, Blatta orientalis. E is the winged male of the oriental roach. Credit US Department of Agriculture Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.