Studies on butterfly diversity (Lepidoptera: Papilionoidea) from Punjab Agricultural University Campus, Ludhiana, Punjab, India Author Pathania, P. C. Zoological Survey of India, M-Block, New Alipore, Kolkata - 700053, West Bengal, India; pathaniapc @ yahoo. co. in Author Mangat, H. K. Department of Entomology, Punjab Agricultural University, Ludhiana - 141004, Punjab, India Author Sidhu, A. K. High Altitude Regional Station, Zoological Survey of India, Saproon, Solan - 173 211, Himachal Pradesh, India text Records of the Zoological Survey of India 2018 2018-05-10 118 1 75 90 http://dx.doi.org/10.26515/rzsi/v118/i1/2018/121626 journal article 10.26515/rzsi/v118/i1/2018/121626 2581-8686 13184191 23. Papilio polytes romulus Cramer (Photo 23a,b & 24a, b) Papilio polytes romulus Cramer, 1758 , Pap. Exot. 1: 67, t.43. Material examined : ( 37♂♂ 26♀♀ ). India : Punjab: PAU, 17.iv.2009 , Amit Katewa and P.C. Pathania ( 3♂ 2♀ ), PAU, 6.v.2009 , Amit Katewa and P.C. Pathania ( 7♂ 4♀ ), PAU, 1.ix.2010 , Vijay and P.C. Pathania ( 5♂ 2♀ ), PAU, 11.viii.2011 , Birpal, Amit and P.C. Pathania ( 1♂ 2♀ ), PAU 27.ix.2012 , Sunita, Kritika and P.C. Pathania ( 3♂ 2♀ ), PAU, 20.xi,2012, Sunita, Kritika and P.C. Pathania ( 4♂ 3♀ ), PAU 30.xi,2012, Sunita, Kritika and P.C. Pathania ( 2♂ 4♀ ), PAU, 13.viii.2013 , Avi Kumar and P.C. Pathania ( 5♂ 5♀ ), PAU, 11.viii.2015 , Sachin and P.C. Pathania ( 4♂ ). GADVASU, 17.viii.2015 , Sachin and P.C. Pathania ( 1♂ 1♀ ), Floriculture garden, 14.viii.2015 , Sachin and P.C. Pathania ( 1♂ 1♀ ), CIPHET, 11.viii.2015 , Sachin and P.C. Pathania ( 1♂ ). Distribution : Throughout Asia, Pakistan and southern Asia, including India and all regions east of it, Malaysia and Indonesia , and on the coast of southern China , the Philippine islands , and the southwestern islands of Japan ( Suwarno, 2010 ). Host plant : Atalantia racemosa , Aegle marmelos , Citrus aurantifolia , Citrus grandis , Citrus limon , Citrus medica , Citrus sinensis , Glycosmis arborea , Murraya koenigii , Murraya paniculata, Tripahsia sp., Zanthoxylum rhetsa ( Kunte, 2000 ) . Distribution : Nicobar Islands ( Talbot, 1939 ). Host plant : Citrus , Murraya, Triphasia, Xanthoxylon ( Talbot, 1939 ) XVII. Genus Graphium Scopoli