He worked in the Zoological Survey of India and published the Handbook of Indian Spiders in 1987.
The handbook is a guide to all arachnids including scorpions, and not just spiders.
For e.g., andamanensis (from the Andaman Islands), bengalensis (from Bengal), and dhakuriensis (from Dhakuria, in Kolkata).
He held PhD and DSc degrees from Calcutta University.
[1] A number of species were named after him by his colleagues: Fish: Spiders: He was married to Mridula Tikader.