Daga farkon shekarun 1990, an gano akalla nau'in burbushin halittu bakwai a Riversleigh, wani ɓangare na Lawn Hill National Park a arewa maso yammacin Queensland. Dickson's thylacine (Nimbacinus dicksoni) shine mafi tsufa daga cikin nau'in burbushin halittu bakwai da aka gano, wanda ya koma shekaru miliyan 23 da suka gabata. Wannan thylacinid ya fi karami fiye da danginsa na kwanan nan. Mafi girman jinsin, thylacine mai karfi (Thylacinus potens) wanda ya girma zuwa girman kerkeci, shi ne kawai jinsin da ya tsira a cikin marigayi Miocene. A ƙarshen Pleistocene da farkon Holocene, thylacine na zamani ya bazu sosai (duk da cewa ba a taɓa samun adadi mai yawa ba) a duk faɗin Ostiraliya da New Guinea.
4 Ƙarshen