1.Akter, S.H., Khan, M.Z.I., Jahan, M.R., Karim, M.R. and Islam, M.R. 2006. Histomorphological study of the lymphoid tissues of broiler chickens. Bang. J. Vet. Med., 4(2): 87-92.

2.Ali, M.M. 2015. Emerging prospective of emerging Indian livestock: A study on poultry sector. Asian J. Mgmt. Sci., 4(3): 33-39.

3.Ali, H.K. 2016. Anatomical and histological study of thymus gland in the local breed of Turkey (Meleagris gallopavo) in Iraq. 3rd Scientific Conference, College of Veterinary Medicine, University of Tikrit, Iraq.

4.Bancroft, J.D. and Stevens, A. 1996. Theory and practice of histological techniques. 2nd Edn., pp. 152-231, Edenbergh, London, Mlourna and New York.

5.Dahariya, N., Sathapathy, S., Mishra, U.K., Patra, R., Dehury, S., Joshi, S.K., Sahu, S.K. and Samal, L. 2020a. Gross morphological and biometrical studies on the spleen in various chicken genotypes. J. Ent. Zool. Stud., 8(5): 623-625.

6.Dahariya, N., Sathapathy, S., Mishra, U.K., Patra, R., Joshi, S.K., Sahu, S.K., Samal, L. And Biswadeep Jena 2020b. Gross morphological and biometrical studies on the bursa of fabricius in various chicken genotypes. J. Ent. Zool. Stud., 8(5): 626-628.

7.Ekka, R., Behura, N.C., Samal, L., Nayak, G.D., Pati, P.K., Mishra, P.K. 2016. Growth performance and linear body measurements of Hansli, CSML and Hansli × CSML cross under intensive system of rearing. J. Livest. Sci,, 7:114-121.

8.Gulmez, N. and Aslan, S. 1999. Histological and histochemical investigations on bursa of Fabricius and thymus of native geese. Turk. J. Vet. Anim. Sci., 23: 163 - 171.

9.Hassan, S.A., AI-Tememy, Hussien, J.S. and Rasool, B.S. 2011. Histological study of bursa of Fabricius of Quail birds (Coturnix coturnix japonica). Egypt. J. Poult. Sci., 31(2): 613-620.

10.Indu, V.R., Chungath, J.J., Harshan, K.R. and Ashok, N. 2005. Morphology and histochemistry of the bursa of Fabricius in White Pekin ducks. Ind. J. Anim. Sci., 75(6): 637 - 639.

11.Ingole, S.P., Jain, P. and Dang, U. 2010. Gross and histological studies on bursa of Fabricius of CARI Shyama and Vanaraja breeds of poultry. Haryana Vet., 49: 51- 53.

12.Jayachitra, S., Balasundaram, K., Kumaravel, A. and Jagapathi Ramayya, P. 2009. Gross anatomical studies on the bursa of Fabricius of turkey (Meleagris gallopavo). Ind. J. Vet. Anat., 21(1): 33-36.

13.Kannan, T.A. and Geetha, R. 2013. Light and electron microscopic details of blood-spleen barrier in Nandanam chicken (Gallus domesticus). Int. J. Sci. Res., 4(6): 2203- 2206.

14.Kannan, T.A., Geetha, R., Ushakumari, S., Dhinakarraj, G. and Vairamuthu, S. 2015. Light microscopic studies on Spleen of Chicken (Gallus domesticus). Haryana Vet., 51(12): 114–5.

15.Khan, M.Z.I., Masum, M., Zubayer, M., Khan, I., Aziz, A.R.B., Nasrin, M., Siddique, M.N.H. and Arshad, M.M. 2014. Histomorphology of the lymphoid tissues of broiler chicken in Kelantan, Malaysia. Sains Malaysiana., 43(8): 1175-1179.

16.Khan, M.Z.I., Masum, M., Zubayer, M., Khan, I., Aziz, A.R.B., Nasrin, M., Siddique, M.N.H. and Arshad, M.M. 2014. Histomorphology of the lymphoid tissues of broiler chicken in Kelantan, Malaysia. Sains Malaysiana., 43(8): 1175-1179.

17.Kumar, S., Kumar, A., Singh, B., Sharma, R.K., Singh, D. and Singh, S.K. 2014. Study on blood biochemical parameters and carcass trait in Uttara Fowl. Ind. Vet. J., 91(9): 107-108.

18.Lochi, G.M., Haseeb, A., Shah, M.G., Gandahi, J.A., Khan, M.S., Faisal, M., Kiani, F.A., Mangi, R.A. and Oad, S.K. 2014. Histo-morphological study on thymus of aseel chicken. J. Agri. Food Tech., 4(2): 1-5.

19.Mahanta, D. 2018. Comparative study on the major lymphoid organs of local hill fowl of Uttarakhand and Rhode Island Red. M.V.Sc. Thesis submitted to G.B. Pant Univ. Agri. & Tech., Pantnagar.

20.Mohapatra, S.C., Mishra, S.C. and Das, K. 2016. Poultry Genetic Resources of Orissa (ISNNRMPO Programme Series 4), pp. 1-58, Published by Intercorporation India-Deligation, Hyderabad and Indo–Swiss Natural Resources Management Programme, Orissa, Bhubaneswar.

21.Padhi, M.K. 2016. Importance of indigenous breeds of chicken for rural economy and their improvements for higher production performance. Scientifica, pp. 9.

22.Sari EK and Kurtdede N. 2007. Light and electron microscopic studies of the bursa of Fabricius in turkeys. Kafkas Universitesi Veteriner Fakultesi Dergisi., 13(2): 177-184.

23.Senapati, M.R., Behera, P.C., Maity, A. and Mandal, A.K. 2015. Comparative histomorphological study on the thymus with reference to its immunological importance in Quail, Chicken and Duck. Explo. Anim. Med. Res., 5(1):73-77.

24.Singh, G.K., Chauhan, R.S. and Mishra, U.K. 2010. Histomorphological development of lymphoid organs in chicken: thymus and bursa of Fabricius. J. Immun. Immunopatho., 12(1): 20-28.

25.Snedecor, G.W. and Cochran, W.G. 1994. In “Statistical methods” 8th Edn., Oxford and IBH Publishing House, Calcutta, India.

26.Song hui, Peng Kemei, Shenghe Li, Yan Wang, Lan Wei and Li Tang. 2012. Morphological characterization of the immune organs in ostrich chicks. Turk. J. Vet. Anim. Sci., 36(2): 89- 100.

27.Sultana, N., Khan, M.Z.I., Wares, M.A. and Masum, M.A. 2011. Histomorphological study of the major lymphoid tissues in indigenous ducklings of Bangladesh. Bang. J. Vet. Med., 9(1): 53-58.

28.Venkatesan, S. and Vijayaragavan. 1999. Microanatomical studies on the spleen of Japanese quail. Ind. J. Vet. Anat., 11(1): 61.