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Lawrence, R.F. (1931) The Harvest-Spiders (Opiliones) of South Africa. Annals of the South African Museum, Cape Town, 29(2), 341–508. |
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Lawrence, R.F. (1933) The Harvest-Spiders (Opiliones) of Natal. Annals of the Natal Museum, Pietermaritzburg, 7(2), 211–241, 9 figs. |
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Lawrence, R.F. (1934) New South African Opiliones. Annals of the South African Museum, Cape Town, 30(4), 549–586, 19 figs. |
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Lawrence, R.F. (1937a) A collection of Arachnida from Zululand. Annals of the Natal Museum, Pietermaritzburg, 8(2), 211–273, 30 figs. |
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Lawrence, R.F. (1937b) A stridulating organ in harvest-spiders. Annals and Magazine of Natural History, (10) 20, 364–369. |
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Lawrence, R.F. (1937c) New harvest spiders from Natal and Zululand. Annals of the Natal Museum, Pietermaritzburg, 8(2), 127–153, 11 fig. |
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Lawrence, R.F. (1937d) The external sexual characteristics of South African harvest-spiders. Transactions of the Royal Society of South Africa, Cape Town, 24(4), 331–337, 2 pl. |
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Lawrence, R.F. (1938a) Harvest-spiders of Natal and Zululand. Annals of the Natal Museum, Pietermaritzburg, 8(3), 345–371. [Issued April, 1938]. |
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Lawrence, R.F. (1938b) The odoriferous glands of some South African harvest-spiders. Transactions of the Royal Society of South Africa, Cape Town, 25(4), 333–342. |
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Lawrence, R.F. (1939) A contribution to the Opilionid fauna of Natal and Zululand. Annals of the Natal Museum, Pietermaritzburg, 9(2), 225–243. |
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Lawrence, R.F. (1947a) A collection of Arachnida made by Dr. I. Trägårdh in Natal and Zululand (1904–1905). Göteborgs Kungl. Vetenskaps- och Vitterhets- Samhälles Handlingar, (6 B) 5(9), 1–41. |
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Lawrence, R.F. (1947b) Opiliones from the Ivory Coast of West Africa collected by R. Paulian and C. Delamare-Deboutteville. Revue française d'entomologie, Paris, 14(1), 34–46. |
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Lawrence, R.F. (1949) A collection of Opiliones and Scorpions from North-East Angola made by Dr. A. de Barros Machado in 1948. Publicações culturais Companhia de Diamantes de Angola (Diamang), Serviços Culturais, Dundo-Luanda-Angola-Lisboa, 1949, 1–20. |
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Lawrence, R.F. (1951) A further collection of opiliones from Angola made by Dr. A. de Barros Machado in 1948–1949. Publicações culturais Companhia de Diamantes de Angola (Diamang), Serviços Culturais, Dundo-Luanda-Angola-Lisboa, 13, 29–44, 4 figs. |
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Lawrence, R.F. (1952) A collection of cavernicolous and termitophilous Arachnida from the Belgian Congo. Revue de zoologie et de botanique africaines, 46, 1–17, 9 figs. |
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Lawrence, R.F. (1957a) A third collection of opiliones from Angola. Publicações culturais Companhia de Diamantes de Angola (Diamang), Serviços Culturais, Dundo-Luanda-Angola-Lisboa, 34, 51–66, 3 figs. |
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Lawrence, R.F. (1957b) The Opiliones collected by Dr. A. de Barros Machado in the Belgian Congo during 1953 and 1955. Revue de zoologie et de botanique africaines, 56(1–2), 151–166, 4 figs. |
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Lawrence, R.F. (1958) A collection of cavernicolous Arachnida from French Equatorial Africa. Revue suisse de Zoologie, 65(4), 857–866, 3 figs. |
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Lawrence, R.F. (1959) Arachnides-Opilions. Faune de Madagascar, Publications de L’Institut de Recherche Scientifique Tananarive – Tsimbazaza, 9, 1–121, 35 figs. |
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Lawrence, R.F. (1962a) The significance of cave-living animals in the study of zoogeography. Annals of the Cape Provincial Museums, 2, 206–211. |
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Lawrence, R.F. (1962b) LXXIV.- Opiliones. In: Resultats scientifiques des missions zoologiques de l`IRSAC en Afrique orientale - (P. Basilewsky et N. Leleup, 1957). Annales Musée Royal de l'Afrique Centrale, (Sciences zoologiques) 110, 9–89, figs. 1–136. |
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Lawrence, R.F. (1963) The Opiliones of the Transvaal. Annals of the Transvaal Museum, Pretoria, 24, 275–304. |
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Lawrence, R.F. (1965) A small collection of Opiliones from the Ivory Coast of West Africa. Bulletin du Museum National d'histoire naturelle,Paris, (2) 36 ("1964"), 797–811, 19 figs. |