Genus Usilanus Distant, 1909
- Distant, W.L. 1909h. Rhynchotal notes. XLVIII [= XLVII]. Heteroptera. Fam. Lygaeidae. Oriental genera and species 3: 317-345. Annals and Magazine of Natural History (8).
- Distant, W.L. 1911a. The fauna of British India, including Ceylon and Burma. Rhynchota. Vol. V. Heteroptera: Appendix (1910): i-xii, 1-362. Taylor & Francis, London.
- Slater, J.A. & J.E. O'Donnell 1995. A Catalogue of the Lygaeidae of the World (1960-1994): i-xv, 1-410. New York Entomological Society, New York..
- Slater, J.A. 1964a. A catalogue of the Lygaeidae of the world. I, II: i-xviii, 1-1668. Waverly Press, Baltimore, Maryland, USA..
- Zheng, L.Y. & H.G. Zou 1981a. Lygaeidae. In: T.Y. Hsiao et al., A handbook for the determination of the Chinese Hemiptera-Heteroptera. Volume II: 1-215, 589-612. Science Press, Beijing.