Cleveland, L. R.; Hall, S. R.; Sanders, E. P.; and Collier, J.

1934. The wood-feeding roach Cryptocercus, its protozoa, and the symbiosis between protozoa and roach. Mem. Amer. Acad. Arts Sci., vol. 17, pp. 185-342, 60 pls.

Cleveland, L. R., and Nutting, W. L.

1954. Protozoa as indicators of developmental stages in molting of the roach Cryptocercus. Anat. Rec., vol. 120, pp. 785-786. (Abstract.)

1955. Suppression of sexual cycles and death of the protozoa of Cryptocercus resulting from change of hosts during molting period. Journ. Exp. Zool., vol. 130, pp. 485-513.

Cleveland, L. R.; Sanders, E. P.; and Hall, S. R.

1931. The relation of the protozoa of Cryptocercus to the protozoa of termites and the bearing of this relationship on the evolution of termites from roaches. Anat. Rec., vol. 51, Suppl., p. 92. (Abstract.)

Cloudsley-Thompson, J. L.

1951. Notes on Arachnida. 16. The behavior of a scorpion. Ent. Month. Mag., vol. 87, p. 105.

1953. Notes on Arachnida. 19. Biological observations, etc. Ent. Month. Mag., vol. 89, pp. 88-89.

1953a. Studies in diurnal rhythms. III. Photoperiodism in the cockroach Periplaneta americana (L.). Ann. Mag. Nat. Hist., ser. 12, vol. 6, pp. 705-712.

1955. On the function of the pectines of scorpions. Ann. Mag. Nat. Hist., ser. 12, vol. 8, pp. 556-560.

1955a. Some aspects of the biology of centipedes and scorpions. Naturalist, 1955, pp. 147-153.

Cobb, N. A.

1920. One hundred new nemas. (Type species of 100 new genera.) Contributions to a science of nematology, IX, pp. 217-343. Baltimore.