1971] 
W endelken & Barth — Parcoblatta 
329 
Roth, Louis M. and R. H. Barth, Jr. 
1967. The sense organs employed by cockroaches in mating behavior. 
Behaviour 28: 58-94. 
Roth, Louis M. and G. P. Dateo 
1966. A sex pheromone produced by males of the cockroach, Nauphoeta 
cinerea. J. Ins. Physiol. 12: 255-265. 
Roth, Louis M. and H. B. Hartman 
1967. Sound production and its evolutionary significance in the Blat- 
taria. Ann. Ent. Soc. Amer. 60: 740-752. 
Roth, Louis M. and E. R. Willis 
1958. The biology of Panchlora nivea with observations on the eggs 
of other Blattaria. Trans. Amer. Ent. Soc. 83: 195-207. 
Simon, David and R. H. Barth, Jr. 
1972. Sexual behavior in the cockroach genera Periplaneta and Blatta: 
Descriptive aspects, ms. in preparation. 
