Stephens, James Francis, 1831, Description of Chiasognathus grantii, a new lucanideous insect forming the type of an undescribed genus, together with some brief remarks upon its structure and affinities.

Stephens, James Francis, 1831, Description of Chiasognathus grantii, a new lucanideous insect forming the type of an undescribed genus, together with some brief remarks upon its structure and affinities., Transactions of the Cambridge Philosophical Society 4, pp. 209-217