Plate 4
Blatta orientalis, c. X 3.8. A, Male. B, Female. (Photographs by Jack Salmon.)
Plate 5
A-B, Blattella germanica, c. X 5.2. A, Male. B, Female.
C-D, Blattella vaga, c. X 5.2. C, Male. D, Female with oötheca.
Plate 4
Blatta orientalis, c. X 3.8. A, Male. B, Female. (Photographs by Jack Salmon.)
Plate 5
A-B, Blattella germanica, c. X 5.2. A, Male. B, Female.
C-D, Blattella vaga, c. X 5.2. C, Male. D, Female with oötheca.