Joannes de Lannoy, the only son of Eustachius De Lannoy, was killed in battle of Kalakkad on 14 September 1765 at the age of twenty.
Holotype Bombay Natural History Society (BNHS) 1436 (Orange-lipped forest lizard) an adult female, collected by N. M. Ishwar at Kakkachi in Kalakkad Mundanthurai Tiger Reserve, Tamil Nadu, India in 1997.