mao

In parts of India influenced by the Portuguese, 16^th century, a unit of mass, about 11.1 kilograms.

K[uzhippalli] S[karia] Mathew.
Portuguese Trade with India in the sixteenth century.
New Delhi: Manohar, 1983.

Page 236, citing

Antonio Nunez.
Lyvro dos pesos da Ymdia, e assy medidas e mohedas.
1554.
page 48.
which is published in
Rodrigo José de Lima Felner.
Subsídios para a história da India Portugueza...
Lisbon: Academia Real das Sciencias, 1868.

Afzal Ahmed.
Indo-Portuguese Trade in Seventeenth Century (1600-1663).
New Delhi: Gian Publishing House, 1991.

Page 198. Ahmed does not break out his sources for individual units, but most of his sources are codices held by the Historical Archives of Goa in Panaji.