In Schultze, L., Forschungsreise in Südafrika, 1(2). William Frederick Purcell , 1908 Denkschr. med. naturw. Ges. Jena 13: 203-246 [p. 215, pl. 11, f. 3]. Tweet About the Author William Frederick Purcell Species mentioned Harpactirella lapidaria Purcell, 1908 South Africa ♂♀ Harpactirella spinosa Purcell, 1908 South Africa ♂♀