Research Articles

  • Purkayastha, J., Das, M. (2009): Hemidactylus flaviviridis (yellow-green house gecko), from Assam, India. Herpetological Review. 40 (4): 451-452.
  • Purkayastha, J., Das, M., Sengupta, S., Dutta, S.K. (2010): Notes on Xenochrophis schnurrenbergeri Kramer 1977 (Serpentes: Colubridae) from Assam, India with some comments on its morphology and distribution”. Herpetology Notes. 3: 175-180.
  • Das, A., Mahapatra, P.P., Purkayastha, J., Sengupta,S., Dutta, S.K., Ahmed, M.F., Tillack, F. A (2010): Contributions to Boiga gokool. Russian Journal of Herpetology. 17(3):161-178.
  • Purkayastha, J., Das, M, Bauer, A.M., Sengupta, S., Dutta, S.K. (2010): Notes on the Hemidactylus bowringii complex (Reptilia: Gekkonidae) in India and a change to the national herpetofaunal list. Hamadryad .Vol. 35, No. 1, pp. 20 – 27.
  • Purkayastha, J., Das, M. (2010): Sphenomorphus maculatus (Sauria: Scincidae): A Case Of Death Feigning . Herpetology Notes. 3: 285-287.
  • Purkayastha, J., Das, A. (2010): Cnemaspis assamensis (Assamese Day Gecko) from Meghalaya, India. Herpetological Review. 41 (4): 511-512.
  • Purkayastha, J., Das, M. (2011): Cnemaspis assamensis (Assamese Day Gecko) Habitat. Herpetological Review. 42 (1): 93.
  • Das, M., Purkayastha, J., Bauer, A.M., Sengupta, S. (2011): Hemidactylus flaviviridis an invasive gecko in Assam. Northwestern Journal of Zoology. Volume 7(1): 98-104.
  • Sourav, M.S.H., Purkayastha, J. (2011): Euphlyctis hexadactylus from Dhaka, Bangladesh (Indian Five-fingered Frog). Herpetological Review. 42 (1): 107.
  • Purkayastha, J., Majumdar, S., Acharjee, B. (2011): Hemidactylus flaviviridis (yellow-green house gecko), from Nagaland, India. Herpetological Review. 42(2): 240.
  • Purkayastha, J., Das, M., Sengupta, S. (2011): Urban herpetofauna: A case study in Guwahati city of Assam, India. Herpetology Notes 4: 195-202.
  • Sourav, M.S.H., Purkayastha, J. (2011): A locality record of Xenochrophis cerasogaster (Serpentes: Colubridae) from Bangladesh. Check List. 7(3): 352-353.
  • Das, M, Brahma, R.K., Purkayastha, J. (2011): More in our mind than in their mouth? A preliminary inspection inside the oral cavity of two house Geckos: Hemidactylus frenatus Schlegel, 1836 and Hemidactylus aquilonius McMahan & Zug, 2007. Herpetology Notes (4) 303-306.
  • Purkayastha, J., Sourav, M.S.H. (2011): Natural History: Hemidactylus frenatus (Common house gecko) predating on Spider. Herpetological Review. 42(4): 603-604.
  • Purkayastha, J., Matsui, M. (2012): A New Species of Fejervarya (Anura: Dicroglossidae) from Northeastern India. Asian Journal of Herpetological Research. 3(1) 31-37.
  • Sharma, V., Purkayastha, J. (2012): Oligodon arnensis (Common kukri snake) predation. Herpetological Review. 43(1) 150.
  • Das, M., Purkayastha, J. (2012) An insight into hemipenial morphology of five Hemidactylus Oken, 1817 (Reptilia: Gekkonidae) species of Guwahati, Assam, India. Hamadryad. 36(1) 32-37
  • Das, M., Purkayastha, J., Sengupta, S. (2012): Distribution of Hemidactylus bowringii (Gray, 1845) in Northeastern India. Biodiversity of Northeast India. Proc. Nat. Sem, AVC 159-162
  • Purkayastha, J., Purkayastha, A. (2012) A case of White-breasted Kingfisher (Halcyon smyrnensis) Preying on a Gecko (Hemidactylus aquilonius). Asian Journal of Conservation Biology 1 No. 1, pp.45-46.
  • Acharjee, B.K., Das, M., Borah, P., Purkayastha, J. (2012): Ichthyofaunal Diversity of Dhansiri River, Dimapur, Nagaland, India. CheckList. 8(6): 1163-1165
  • Purkayastha, J. (2012): On identity of snakes: a guide for common man TSI Newsletter, Toxinological Society of India 2(2): 16-21
  • Purkayastha, J., Hassan, M.A., Islam, H., Das, J., Sarma, M., Basumatary, M., Sarma, N., Chatterjee, N., Singha, S., Nair, V., Purkayastha, A., Dutta, J., Das, M. (2013): Turtles of the Temple Pond of Kamakhya, Assam, India. Reptilerap 15: 11-15
  • Purkayastha, J., Das, M., Vogel, G.,  Bhattacharjee, P.C., Sengupta, S. (2013): Comments on Xenochrophis cerasogaster (Cantor 1839) (Serpentes: Natricidae) with remarks on its natural history and distribution. Hamadryad. 36(2): 149-156
  • Borah, M.M., Bordoloi, S., Purkayastha, J., Das, M., Dubois, A., Ohler, A. (2013): Limnonectes (Taylorana) medogensis (FeI, Ye & HuaNg, 1997) from arunachal Pradesh (India), and on the identity of some diminutive ranoid frogs (anura: dicroglossidae, occidozygidae) HerPetoZoa 26 (1/2): 39-48
  • Das, M., Bhattacharjee, P.C., Biswa, , Purkayastha, J. (2014):  Effect of light and dark phase on dorsum colour and pattern in Hemidactylus sp. of Assam.  Northeast Journal of Contemporary Research 1(1): 1-7
  • Alley, L., Sengupta, S., Purkayastha, J. (2014): Nanorana gammii (Gammii Frog) from Sikkim, India. Herpetological Review. 45 (3): 458
  • Chaudhuri, A., Purkayastha, J. (2015): Lissemys punctate vittata (Indian Flapshell) clutch size. Herpetological Review. 46 (1): 83
  • Purkayastha, J. (2015): Kaloula pulchra (Banded Bullfrog) defensive behaviour. Herpetological Review. 46 (3): 412-413
  • Das, M., Bhattacharjee, P.C., Purkayastha, J. (2015): Range extension of Hemidactylus aquilonius (Sauria: Gekkonidae) in north-eastern India with notes on its distribution, 37(1-2): 124-127
  • Chaudhuri, A., Sharma, V. Purkayastha, J. (2015): Lycodon odishii, a junior synonym of Lycodon jara, with notes on morphological variation in this species (Squamata, Colubridae). Hamadryad. 37(1-2): 95-103
  • Chaudhuri, A., Dutta, A., Purkayastha, J., (2015): Chamaeleo zeylanicus (Indian Chameleon).Clutch size. Herpetological Review. 46 (4): 629-630
  • Sengupta, S., Purkayastha, J., Das, M., Baruah, B.K. (2016): Herpetofaunal Assemblage of Deeporbeel Ramsar site of Assam, India. Research Journal of Contemporary Concern. 10-11 (B): 52-57
  • Sachu, K., Purkayastha, J., Bhattacharjee, R. (2017): Cuora mouhotii (Keeled Box Turtle) from Nagaland, India. Herpetological Review. 48(1): 122
  • Chaudhuri, A., Dutta, A., Purkayastha, J., (2017): Lissemys punctate vittata (Indian Flapshell). Herpetological Review. 48 (2): 375-376
  • Purkayastha, J., (2017): Ichthyophis moustakius (Manipur Moustached Caecilian), First record from Assam. Herpetological Review. 48 (3): 582
  • Purkayastha, J., Bashak, S. (2017): Amolops assamensis (Assam Cascade Frog), First record from Meghalaya. Herpetological Review. 48 (4): 806
  • Purkayastha, J., Basak, S. (2018): Hoplobatrachus litoralis (Anura: Dicroglossidae) in India. Hamadryad. 38(1&2): 25-26
  • Purkayastha, J., Kalita, J. Brahma, R.K., Doley, R., Das, M. (2018) Review of relationship of Xenochrophis cerasogaster (Serpentes :Colubridae) to its congeners. Zootaxa 4514(1):126-136.
  • Purkayastha, J. (2018) Urban Biodiversity: An insight into terrestrial vertebrate diversity of Guwahati, India. Journal of threatened taxa. 10(10): 12299-12316
  • Mondal, K., Purkayastha, J., Chaudhuri, A. (2018): Hoplobatrachus litoralis (HOPLOBATRACHUS LITORALIS), First record from West Bengal. Herpetological Review. 49 (3): 500
  • Chaudhuri, A., Mukherjee, S., Chowdhury, S., Purkayastha, J. (2018): Gloydius himalayanus (HIMALAYAN PITVIPER), First record from West Bengal. Herpetological Review. 49 (3): 505
  • Purkayastha, J. (2018): Tortoises and freshwater turtles of India with special reference to the temple ponds in turtle conservation. Proceedings of BIODIVERSE 2018, Aquatic Biodiversity, pp 13-14.
  • Purkayastha, J., David, P. (2019): A new species of the snake genus Hebius Thompson from Northeast India (Squamata: Natricidae). Zootaxa 4555(1): 79-90.
  • Purkayastha, J., Bhora, S. (2019): OLIGODON CINEREUS (Günther’s Kukri Snake). DIET. Scolopendra subspinipes. Herpetological Review. 50 (1): 165
  • Das, M., Borthakur, M.G., Roychoudhury, S., Biswa,B.B., Purkayastha, J. (2019) Femoral gland secretion of Gekkonids Hemidactylus aquilonius and Hemidactylus flaviviridis from Assam, India. Journal of Microbiology, Biotechnology and Food Sciences. 9(1): 156-159
  • Deka,A., Gogoi,A., Das, D., Purkayastha, J., Doley, J. (2019). Proteomics of Naja kaouthia venom from North East India and assessment of Indian polyvalent antivenom by third generation antivenomics. 103463:1-20.
  • Purkayastha, J., Das, M., Mondal, K.,  Mitra, S.,  Chaudhuri, A., Das, I. (2019) A new species of Polypedates Tschudi, 1838 (Amphibia: Anura: Rhacophoridae) from West Bengal State, Eastern India. Zootaxa 4619(5):525-540
  • Bohra, S., Bhattacharjee, R., Khan, N., Purkayastha, J. (2019). First record of Hoplobatrachus litoralis from Assam. Herpetological Review. 50(3):521
  • Purkayastha J., Roychoudhury S., Biswa B.B., Das M., Sengupta S. (2020) Herpetofaunal Diversity and Conservation Status in Amchang Wildlife Sanctuary of Assam, India. In: Roy N., Roychoudhury S., Nautiyal S., Agarwal S., Baksi S. (eds) Socio-economic and Eco-biological Dimensions in Resource use and Conservation. Environmental Science and Engineering. Springer, Cham. 217-223.
  • Purkayastha J., Khan N., Roychoudhury S. (2020) A Preliminary Checklist of Herpetofauna Occurring in Rowa Wildlife Sanctuary, Tripura, India. In: Roy N., Roychoudhury S., Nautiyal S., Agarwal S., Baksi S. (eds) Socio-economic and Eco-biological Dimensions in Resource use and Conservation. Environmental Science and Engineering. Springer, Cham. pp 225-233.
  • Purkayastha, J., Das, M., Bohra, S.C., Bauer, A.M., Agarwal, I. (2020) Another new Cyrtodactylus (Squamata: Gekkonidae) from Guwahati, Assam, India, Zootaxa 4732 (3): 375–392.
  • Kundu,S., Lalremsanga, H.T. Purkayastha, J., Biakzuala,L., Chandra, K., Kumar, V. (2020) DNA barcoding elucidates the new altitude record and range-extension of lesser-known bullfrog (Hoplobatrachus litoralis) in northeast India, Mitochondrial DNA Part B, 5:3, 2668-2672, DOI: 10.1080/23802359.2020.1787259
  • Muansanga, L., Decemson, H.T., Biakzuala, L., Hmar, G.Z., Lalremsanga, H.T., Das, M. Purkayastha, J. (2020): First record of the Jampui Bent-toed Gecko, Cyrtodactylus montanus Agarwal, Mahony, Giri, Chaitanya, and Bauer 2018 (Squamata: Gekkonidae), from Mizoram, India. Reptiles and Amphibians 27(2):267–268.
  • Purkayastha, J., Bhattacharjee,R., Bohra, S.C. (2020): First record of the exotic Red-eared Slider, Trachemys scripta elegans (Wied 1838) (Emydidae) from Assam, India. Reptiles and Amphibians 27(2):286–287.
  • Bohra, S.C., Purkayastha, J. (2020) First record of Marbled Toad Duttaphrynus stomaticus Lütken (1864) (Anura: Bufonidae) from the South Bank of river Brahmaputra in Assam, India with comments on its type locality. Reptiles and Amphibians. 27(3):430–431.
  • Lalremsanga, H.T., Muansanga , L., Vabeiryureilai, M., Biakzuala, L., Rinsanga, L., Zothanzama, J., Kumar, N.S., Purkayastha, J. (2020) Deciphering phylogenetic relationship of Duttaphrynus chandai Das, Chetia, Dutta, and Sengupta, 2013 (Anura: Bufonidae) and its first record from the state of Mizoram, India. Reptiles and Amphibians. 27(3):467–471
  • Purkayastha, J., Bohra, S.C., Das, M. (2020) First record of Urban bent-toed gecko, Cyrtodactylus urbanus Purkayastha, Das, Bohra, Bauer and Agarwal 2018 (Squamata: Gekkonidae) from Meghalaya, India. Reptiles and Amphibians. 27(3):512–513.
  • Ranade, S., Purkayastha, J. (2020) A case of cannibalism in Kachin Smooth Gecko, Hemidactylus aquilonius Zug and Mcmahan, 2007 (Squamata: Gekkonidae) from Assam, India. Reptiles and Amphibians. 27(3):514.
  • Saikia, B., Bora, A., Sinha, B., Purkayastha, J. (2020) A note on the Type Locality of Polypedates himalayensis (Annandale, 1912) (Anura: Rhacophoridae). Reptiles and Amphibians. 27(3):517–518.
  • Barhadiya, G., Singh, S., Ghosh, C.,Basumatary, R., Purkayastha, J. (2020) Diversity, Abundance and Conservation Potential of Captive turtle colonies at Temple ponds of North-east India. Herpetological Bulletin 150:12-17.
  • Purkayastha, J., Gupta, S., Bhattacharjee, R., Bhora, S.C. (2020) Cases of self inflicting envenomation in Medo’s Pit Viper (Trimeresurus medoensis Zhao, 1977) and Lesser Black Krait (Bungarus lividus Cantor, 1839). The Herpetological Bulletin 154:43.
  • Bohra, S.C., Purkayastha, J. (2021) Butterflies of an urban landscape: an insight into the butterfly diversity of Guwahati, Assam, India. Journal of threatened Taxa 13 (2): 17741–17752
  • Purkayastha, J. Bohra, S.C., Saikia, B., Das, M. (in review) Simotes multifasciatus Jan & Sordelli, 1865 (Serpentes: Colubridae), a valid species of Oligodon (Serpentes: Colubridae). Zootaxa.
  • Lal, B., Das, A., Hrima, V., Vabeiryureilai, M., Vanlalchhuana, M., Kuman, S.N., Kumar, V., Kundu, S., Purkayastha, J., Lalremsanga, H.T. (in review). An insight into the genus Dendrelaphis Boulenger, 1890 (Serpentes: Colubridae) from Northeast India. Amphibia-Reptilia
  • Saikia, B., Meetei, B., Purkayastha, J. (in review): Diet: Rhabdophis subminiatus. Herpetological review.
  • Lalremsanga, H.T., Purkayastha, J., Vabeiryureilai, M., Muansanga, L., Decemson, H.T.,  Biakzuala, L. (in review) First record of Ichthyophis multicolor (Gymnophiona: Ichthyophiidae) from India” to Current Science.
  • Purkayastha, J., Lalremsanga, H.T., Biakzuala, L., Vabeiryureilai, M., Muansanga, L., Rinsanga, L. (in review) A new species of striped Ichthyophis Fitzinger, 1826 (Amphibia: Gymnophiona: Ichthyophiidae) from Mizoram, northeast India. Amphibian and Reptile Conservation.
  • Rathee, Y.S., Purkayastha, J., dalal, S., Lalremsanga, H.T. (in review) Additional locality records for Salazar Pit Viper, Trimeresureus salazar from state of Assam and Meghalaya, India. The Herpetological Bulletin.
  • Two new species of Cyrtodctylus (Sauria: Gekkonidae) from Mizoram, India (in preparation)
  • Two new species of Cyrtodctylus (Sauria: Gekkonidae) from Meghalaya, India (in preparation)

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