Late Neogene fish faunas from Angola, their age and significance - 1977
On the occurrence of reptilian remains in the peat bed of Barrackpore, 24-Parganas, West Bengal - 1983
Nautilus deluci d'Archiac from the Upper part of the Subathu Formation (Ilerdian-early Lutetian), Himachal Pradesh, India - 1994
Tertiary molluscs from the western margin of Bengal Basin, India, with special reference to biostratigraphy and paleoenvironment - 1996
Miocene Molluscan biosratigraphy of the Garo Hills, Meghalaya, India - 1999
Neogene palaeontology of the Surma Group, Mizoram, India. 1 - The Arcoida (Mollusca: Bivalvia) - 2001
Molluscan biostratigraphy of the Tertiary sediments of Mizoram, India - 2003
Jurassic/Cretaceous boundary in the Spiti Himilaya, India - 2007