In the present paper four new records of lichenicolous species of Arthonia Ach. are reported from India. Arthonia aspiciliae is growing on the thallus and ascomata of Aspicilia sp., Arthonia destruens on the thallus of Physcia stellaris, Arthonia hawksworthii on the thallus of Dimelaena sp. and Arthonia protoparmeliopseos on the thallus and apothecial discs of Protoparmeliopsis muralis. Brief descriptions, illustrations, distributions, hosts and an artificial key to all known lichenicolous species of Arthonia from India is also provided. Keywords: Arthoniaceae, Himalaya, new additions.