Adolph & Haq 1991. Two new species of oribatid mites (Acari: Oribatei) from Kerala. Veeresh, G.K.; Rajagopal, D.; Viraktamath, C.A.[Eds]. Advances in management and conservation of soil fauna., Oxford & IBH Publishing Co. Pvt. Ltd., New Delhi, 1991: i-xvi, I.1-I.39, 1-925. Chapter pagination: 733-739