Chigger on a stamp
Brennan, J.M. and Nadchatram, M.  Descriptions of two new and unusual chiggers from West Pakistan (Acarina, Trombiculidae)
Vercammen-Grandjean, P.H.; Nadchatram, M. and Traub, R.  Four Thai chiggers with expanded sensillae (Acarina: Trombiculidae)
Domrow, R. and Nadchatram, M.  The genus Trombicula and its subgenus (Trombiculidae - Acarina)
Vercammen-Grandjean, P.H. and Nadchatram, M.  Three new species of Doloisia from S.E. Asia (Acarina, Trombiculidae)
Domrow, R. and Nadchatram, M.