References and further reading
Anderson, R. 1990. Adalia bipunctata (L.) (Coleoptera, Coccinellidae) in Northern Ireland. Irish Naturalists’ Journal 23: 282.
Johnson, W. F. & Halbert, J. N. 1902 A list of the beetles of Ireland, Proc. Roy. Ir. Acad. 6(3): 535-827.
Majerus, M. E. N. & Kearns, P. 1989. Ladybirds. Naturalists’ Handbooks, Richmond Publishing, Surrey.
Majerus, M. E. N., Majerus, T. M. O., Bertrand, D. & Walker, L. E. 1997. The geographic distributions of ladybirds (Coleoptera: Coccinellidae) in Britain (1984-1994). Entomologists’ mon. Mag. 133: 181-203.
Mitchell, F. 1976. The Irish landscape. Collins, London.
Phillips, R. A. 1924. Adalia bipunctata and other ladybirds in Co. Cork. Ir. Nat. 33: 8.
Speight, M. C. D. 1990. Hippodamia 13-punctata (Coleoptera: Coccinellidae) and other insects from All Saints Bog, Co. Offaly, Ireland, Bull Ir. biogeog. Soc. 13: 200-212.
Tomlin, J.R.LeB., and Joy, N.H. 1914. Coleoptera at Cloghane, Co. Kerry. Entomologist's mon. Mag. 50: 214-217.
Welch, R.C. 1986. Coleoptera from Northern Ireland recorded during the Forest Entomology Group Meeting, 30 June-4 July 1986. Institute of Terrestrial Ecology, Monks Wood.