Datta, S.C. et al. 1990. Studies in Septate Gregarines (Apicomplexa: Sporozoea) from Orthopteran Insects of West Bengal: Seven New Species of <i>Didymophyes, Hirmocystis</i> and <i>Quadruspinospora</i>. Records of the Zoological Survey of India. 87, 3 (Sep. 1990), 227–247. DOI:https://doi.org/10.26515/rzsi/v87/i3/1990/161402.