Nematopsis idella sp. n. and Uradiophora cuenoti Mercier: two cephaline gregarines from freshwater prawns in Kerala.

Prasadan, P. K., Janardanan, K. P., (1996). Acta Protozoologica 35(3), 239-243. English language

On two new species of Leidyana (Apicomplexa: Cephalina) from Lepidopteran caterpillars in Kerala, India.

Prema, S., Janardanan, K. P., (1992). Indian Journal of Parasitology 16(1), 39-44. English language

Morphology and life cycles of two new species of cephaline gregarines (Apicomplexa: Cephalina) from odonate insects in Kerala, India.

Prema, S., Janardanan, K. P., (1991). Acta Societatis Zoologicae Bohemoslovacae 55(1-2), 60-64. English language

Trypanoplasma ompoki sp. n. from freshwater fishes in Kerala, India, with observations on its vector-phase development and transmission.

Shanavas, K. R., Ramachandran, P., Janardanan, K. P., (1989). Acta Protozoologica 28(3-4), 293-302. English language