Testate amoebae (Protozoa: Rhizopoda) of Deepor Beel (a Ramsar site), Assam, northeastern India Author Sharma, B. K. Author Sharma, Sumita text Journal of Threatened Taxa 2011 2011-07-26 3 7 1947 1950 http://threatenedtaxa.org/index.php/JoTT/article/view/1210 journal article 10.11609/JoTT.o2664.1947-50 0974-7907 5032152 12. Difflugia tuberculata (Wallich, 1864) Characters: Test ovoid, with wide base; oral aperture hexagonal and surrounded by a short collar; test covered with tubercles and small platelets uniting the tubercles. Distribution: India - Assam and Meghalaya .