I-RIO DE JANEIRO, ngoFebhuwari 7. / ISIKOLO /. Ososayensi baseBrazil bathola izinsalela zezitshalo zeminyaka engu-280 million enyakatho mpumalanga yezwe. Mayelana nalokhu ubhala iwebhusayithi ye-Federal University of Piaui (UFPI) ngokubhekisele kwincwadi ebhalwe ephephabhukwini lesayensi Ukubuyekezwa kwePalaeobotany nePalynology.
"Izinhlobo ezimbili ezintsha zezitshalo zeNkathi Yomuntu zesikhathi sePaleozoic zitholwe kumasipala waseNova York (isimo saseMaranyan). Esebeni lomfula iParnaiba, iminyaka yeminyaka engu-280 isizigidi ezingama-280," kusho lo mbhalo. Ngokusho kukaJuan Cisneros, inhloko ye-paleontology Laborator Center ye-UFPI Center for Natural Science, okutholakele kubizwa ngokuthi AmaNovavaqueoitys futhi Ama-Yvirapityindala kunama-dinosaurs.
Ngokuya kososayensi, ukutholakala kwabo kuzosiza ukukhulisa umbono wokuthi insimu yeBrazil yanamuhla ibukeka kanjani ekugcineni kwePaleozoic, lapho amazwekazi anamuhla emelela izwe elilodwa lasePangea. Uyachaza: "Ngaleso sikhathi, isimo sezulu esisendaweni yesimanje] I-Piaui State, ingeza i-paleontologist.
Ubuye futhi wacacisa ukuthi izinto zakudala zemvelo ziyizinsalela zemithi yezihlahla zeqembu lezokuzivocavoca, okuthi ezikhathini zethu zibe khona kwesinye isifunda, eseningizimu, yeBrazil.
Ososayensi baseBrazil bamemezele ukuthi bathola izinhlobo ezimbili zezilwane ezazingaziwa. Kungenzeka ukuthi, babengamadlozi amadayinaso. Izilwane ezazingaziwa ososayensi ngaphambili zaziphila eminyakeni eyizigidi ezingama-320 edlule.
Ososayensi bathole izinsalela zezinhlobo ezimbili ezazingaziwa zangaphambi kwezilwane ezisekuqaleni, okuyinto, ngokusobala, ezaziphila ngaphambi kwama-dinosaurs, i.e. cishe eminyakeni eyizigidi ezingama-320 edlule. Batholakala ngesikhathi kubembiwa esifundazweni saseRio Grande do Sul eningizimu yeBrazil ngonyaka we-2009 kuya ku -0.
“Izinsalela zale mfanelo azivamile ukuthola noma kuphi emhlabeni. Sikhuluma ngamasampula agcinwe kakhulu. Basinikeza imininingwane ebaluleke kakhulu ngemvelaphi nokuvela kwama-dinosaurs, ”i-TASS icaphuna amazwi katitjhere e-Lutheran University eBrazil.
Lokhu okutholakele kuvumela ososayensi ukuthi bathi izwe lama-dinosaurs kwakuyiNingizimu Melika.
Izinhlobo ezintsha zezilwane zabizwa ngokuthi iBuriolestes schultzi kanye ne-Iakanarpeton polesinensis. Ubukhulu bokuqala bufinyelele kubude obungamamitha ayi-1.5 ukuphakama okungama-50 cm, nesisindo - 7 kg. Ngokunokwenzeka, lezi bekungamadayimane amancane azingelayo ahamba emilenzeni emibili.
Ubude bommeleli u-Ihlamvurpeton polesinensis babungama-40 cm ukuphakama okungama-15 cm kuphela, lesi silwane sinesisindo esingama-gramu ayi-150 (cishe njengenyoni yanamuhla yobukhulu obuphakathi).