Cresson, E. T. Sr. 1865b. Catalogue of Hymenoptera in the collection of the Entomological Society of Philadelphia, from Colorado Territory. [concl.]. Proceedings of the Entomological Society of Philadelphia 4:426-488. PDF

Notes: Publication date from information supplied in F. M. Brown (1964:307). Ants pp. 426-428.

Cresson, E. T. Sr. 1872. Hymenoptera Texana. Transactions of the American Entomological Society 4:153-292. PDF
Cresson, E. T. Sr. 1916. The Cresson types of Hymenoptera. Memoirs of the American Entomological Society 1:1-141. PDF
Crewe, R. M. 1972. Alarm pheromones: their chemical composition and raison d'etre in myrmicine ants. Dissertation Abstracts International. B. Sciences and Engineering 32:5846.
Crewe, R. M.; Blum, M. S.; Collingwood, C. A. 1972. Comparative analysis of alarm pheromones in the ant genus Crematogaster. Comparative Biochemistry and Physiology. B. Comparative Biochemistry 43:703-716.
Crozier, R. H. 1969b. Chromosome number polymorphism in an Australian ponerine ant. Canadian Journal of Genetics and Cytology 11:333-339. PDF