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Scientifc results of a fourth expedition to forested areas in east and central Africa. Bulletin of the Museum of Comparative Zoology. 91, 377-213 (not entire publication).(1942).
Scientific results of a fourth expedition to forested areas in East and Central Africa, V. Amphibians. 377-436. Cambridge, Mass.: Museum of Comparative Zoölogy,.(1942).
Scientific results of an expedition to rain forest regions in eastern Africa. I. New reptiles and amphibians from East Africa.. Bulletin of the Museum of Comparative Zoology. Cambridge, Massachusetts. 79, 3-19.(1935).
Second report on the batrachians and reptiles collected in South African by Mr. C.H.B. Grant, and presented to the British Museum by Mr. C.D. Rudd. Proceedings of the Zoological Society of London. 1907, 478-487.(1907).
Second report on the reptiles, batrachians, and fishes transmitted by Mr. H. H. Johnston, C.B., from British Central Africa. Proceedings of the Zoological Society of London. 1893, 616-628.(1894).
Serengeti amphibians: Distribution and monitoring baseline. African Journal of Herpetology. 53, 163-181.(2004).
Sexual selection and mating systems in Bufo rangeri and Bufo pardalis. Oxford, UK: University of Oxford.(1989).
Sexual selection in the raucous toad, Bufo rangeri. Animal Behaviour. 359-373.(1993).
The significance of multinote advetisment calls in a reed frog, Hyperolius tuberilinguis. Bioacoustics. 13-23.(1988).
Sketch of the primary groups of Batrachia s. Salientia.. Natural History Review. New Series . 5, 97-120.(1865).
The Skin and Cutaneous Glands of Some Phrynobatrachus Amphibia. Bulletin de L'Institut Fondamental D'Afrique Noire Serie a Sciences Naturelles. 33, 987-1025.(1971).
Small size in amphibians- its ecological and evolutionary implications. Symposium of the Zoological Society of London No. 69. 201-224.(1996).
Some brevicipitid frogs from Tanganyika Territory.. Annals and Magazine of Natural History, Series 10. 8, 261-264.(1931).
Some genetic consequences of ice ages, and their role in divergence and speciation. Biological Journal of the Linnean Society. 58, 247-276.(1996).
Some new and rare frogs from West Africa.. Annals and Magazine of Natural History, Series 10. 7, 492-498.(1931).
Some new forms of batrachians and reptiles from South Africa. Record of the Albany Museum. Grahamstown. 4, 283-357.(1935).
Some observations on the breeding habits of the anura of the Stellenbosch flats in particular of Cacosternum capense and Bufo angusticeps. . Annals of the Transvaal Museum. 123-141.(1929).
Some undescribed frogs and a new gecko from Liberia. Proceedings of the New England Zoological Club. 10, 13-18.(1927).
Somite number and vertebrate evolution. Development. 125, 151-160.(1998).
Sound Levels of Mating Calls of Some African Frogs. Herpetologica. 37, 166-171.(1981).
South African Frogs: A Complete Guide. Cape Town, South Africa: Southern Book Publishers and Witwatersrand University Press.(1995).
South African Frogs: A Complete Guide. Johannesburg: Southern Book Publishers and University of the Witwatersrand Press.(1995).
South African Red Data Book- Reptiles and Amphibians. ( , Ed.). 111-112.(1998).