1. Sudhikumar.A.V, M.J. Mathew and P.A. Sebastian (2005)
    Hither to unknown Genus Trigonobothrys Simon (Theridiidae: Araneae) from India with description of the female of Trigonobothrys martinae..
    Entomon.29(1): 51-55.
  2. M. J. Mathew, A. V. Sudhikumar, E. Sunish and P. A. Sebastian (2005)
    Spiders of Cardamom Ecosystems..
    Insect Environment.11(2): 83-85.
  3. Sudhikumar, A.V., M.J. Mathew, P.A. Sebastian and Pham Dinh Sac (2005)
    First report of the genus Atypena (Araneae: Linyphiidae) from India with redescription of Atypena adelineae.
    Proc. 5th Vietnam National Conference on Entomology. Agricultural.
  4. Sudhikumar, A.V., M.J. Mathew and P.A. Sebastian (2005)
    Web building spiders of Rice Agroecosystems in Kuttanad, Kerala..
    Insect Environment.10(3): 117-118.
  5. Sunil Jose. K, Samson Davis, Sudhikumar A.V., P. A. Sebastian (2004)
    Redescription of Tetragnatha viridorufa Gravely from Kerala, India (Araneae: Tetragnathidae).
    J. Bombay. Nat. Hist. Soc.101 (1): 182-184.
  6. Sudhikumar A.V, P. A. Sebastian, Samson Davis and Sunil Jose. K (2004)
    Argyrodes flagellum (Araneae: Theridiidae), a Rare Comb-footed Whip spider: First Report from India..
    Entomon.28(3): 273-276.
  7. Sebastian, P.A., Sudhikumar.A.V. and Samson Davis (2004)
    Reproductive behavior and biology of Oxyopes chittrae occurring on cotton..
    Zoosprint.9(5): 1477-1480.
  8. Sebastian, P.A. and Sudhikumar, A.V. (2004)
    Biocontrol potential of Oxyopes chittrae Tikader (Araneae: Oxyopidae) on three leptidopteran pests of cotton..
    J. Biol. Control.18(1): 77-80.
  9. Sebastian, P.A. A qualitative study on the biodiversity of spiders in Kerala (2003)
    Proc. Nat. seminar on biodiversity conservation and participatory forest management. .
  10. Sunil Jose. K, P. A. Sebastian, Samson Davis, and Aby P. Varghese (2003)
    First record of Thalasssius albocinctus (Doleschall) Aranear: Pisauridae) from India..
    Entomon.28(4): 309-314.