Citations: Anonym 1893: [Clark, J. A.] Brit. Naturalist 3, pp. 48-50, Portr.
Anonym 1909: [Clark, J. A.] Entomologische Rundschau (Fortsetzung des Entomologischen Wochenblattes), Meißen 26, B15: 10013, pp. 15
Bell, S. I. 1908: [Clark, J. A.] Trans. City of London Ent. & Nat. Hist. Soc. 18, pp. 64-66, Portr.
Janson, O. E. 1909: [Clark, J. A.] The Entomologist, Dorking 42, B15 10035, pp. 48
Sequeira, J. S. (et al.) 1909: [Clark, J. A.] The Entomologist's Record and Journal of Variation, London 21, B15 10005, pp. 22-24
Waterhouse, C. O. 1908: [Clark, J. A.] (The) Proceedings of the Entomological Society of London for the Year ..., 1908, B15 10001, pp. CVII