- Malamel, J. J., Prajapati, D. A., Sudhikumar, A. V. & Sebastian, P. A. (2010)
Two new species of the tribe Ballini Banks, 1892 from India (Araneae: Salticidae).
Arthropoda Selecta.28(3): 424-434.
- Sankaran, P. M., Caleb, J. T. D. & Sebastian, P. A. (2010)
On the taxonomic validity of Indian ground spiders: I. Genus Scopoides Platnick, 1989 (Araneae: Gnaphosidae).
Zootaxa.4648(1): 155-164.
- Sudhikumar A.V., J.P. Maelfait, L. Lens & P.A. Sebastian (2009)
African and Southeast Asian elements in spider fauna of the Western Ghats of India..
Contributions to Natural History, (Bern).23 (1): 165-175.
- Sudhikumar A.V., Rudy Jocqué & P.A. Sebastian (2009)
A new species of the ant spider genus Suffasia (Araneae: Zodariidae) from the Western Ghats, India with a key to the species of the genus.
Zootaxa.. 2203: 59-64.
- Sunil Jose K, A.V. Sudhikumar, Samson Davis & P.A. Sebastian (2008)
Preliminary studies on the spider fauna (Arachnida: Araneae) in Parambikulam wildlife sanctuary in Western Ghats, Kerala, India..
J. Bombay. Nat. Hist. Soc.105(3): 264-273.
- Murugesan S., M.J. Mathew, A.V. Sudhikumar, E. Sunish, C.R. Biju & P.A. Sebastian (2006)
A new species of green lynx spider of the Genus Peucetia Thorell (Araneae: Oxyopidae) from Tamil Nadu, India..
Entomon.31(4): 287-292.
- P. A. Sebastian, M. J. Mathew, A. V. Sudhikumar, E. Sunish and S. Murugesan (2006)
Diversity of spiders in Mangalavanam, an ecosensitive mangrove forest in Cochin, Kerala, India..
Acta Zoologica Bulgarica.Suppl. (1): 315-318.
- Sunil Jose K., A.V. Sudhikumar & P.A. Sebastian (2006)
First record of Perenethis unifasciata (Doleschall) from India (Araneae: Pisauridae)..
J. Bombay. Nat. Hist. Soc.103(1): 126-129.
- Sudhikumar. A. V., M. J. Mathew, E. Sunish, S. Murugesan and P. A. Sebastian (2006)
Preliminary studies on the diversity of spider fauna in Mannavan shola forest, Kerala, India..
Acta Zoologica Bulgarica.Suppl. (1): 319-327.
- P.A. Sebastian, M.J. Mathew, S. Pathummal Beevi, John Joseph and C.R. Biju (2005)
The spider fauna of the irrigated rice ecosystem in central Kerala, India across different elevational ranges..
Journal of Arachnology.33(2): 247-256.