Agkistrodon halys kuma ana kiranta da Agkistrodon acutus, Agkistrodon acutus, Farin maciji, Maciji na Chessboard, Maciji Silk, Maciji Baibu, Lazy Snake, Snaker, Big White Snake, da dai sauransu. Shahararren maciji ne da ya kebanta da kasar Sin.Halayen ilimin dabi'a: Maciji babba ne, tsayin jikinsa ya kai mita 2, ko ma fiye da mita 2.Shugaban babban alwatika ne, kuma titin hanci yana nunawa da sama;Ma'aunin baya yana da gefuna masu ƙarfi kuma yana da ramukan ma'auni.Bayan kai baƙar fata ne ko launin ruwan kasa.Gefen kai baƙar fata ne mai launin ruwan kasa daga ma'aunin hanci ta cikin idanu zuwa sikelin leɓe na sama na kusurwar bakin, kuma ɓangaren ƙasa kuma rawaya-fari.Domin launin saman saman kai yana da zurfi sama da matakin ido, yana da wuya a iya ganin ido sosai.Mutane suna kuskuren tunanin cewa Agkistrodon acutus sau da yawa yana cikin rufaffiyar jihar.A gaskiya ma, duk macizai ba su da gashin ido mai aiki, kuma idanu kullum a bude suke.Kai, ciki da makogwaro farare ne, tare da ƴan ɗigon duhun launin ruwan kasa a warwatse.Bayan jiki yana da duhu launin ruwan kasa ko rawaya-launin ruwan kasa, tare da 15-20 guda na launin toka mai launin toka babban aji;Fuskar ciki fari ce mai launin toka, mai layuka biyu na kusan madauwari faci a ɓangarorin biyu, da ƙananan tabo marasa daidaituwa;Har ila yau, akwai guraben murabba'i 2-5 na launin toka a bayan wutsiya, sauran kuma launin ruwan kasa: wutsiya sirara ce kuma gajere, ita kuma titin wutsiya tana da kauri, wadda aka fi sani da "Buddha ƙusa".Halin rayuwa: zama a cikin tsaunuka ko tuddai masu tsayin mita 100-1300, amma galibi a cikin kogo a cikin kwaruruka da rafuka masu ƙarancin tsayin mita 300-800.
Lokacin aikawa: Fabrairu-03-2023