Cov no tuaj yeem pab hauv kev zom zaub mov tab sis feem ntau yuav tshwm sim ua ballast rau kev dhia dej tob. Mike Trask thiab nws tus ntxhais Heather nrhiav pom lub PUNTLEDGE RIVER Elasmosaurus hauv qab 12 feet (3.7 m) ntawm cov khoom shale tawm ntawm Puntlege River ze Courtenay, British Columbia thaum lub Kaum Ib Hlis 12, 1988.
Leej twg xub piav txog Elasmosaurus?
Raws li thawj zaug tau piav qhia los ntawm Cop (1868), hom qauv ntawm Elasmosaurus platyurus los ntawm sab hnub poob Kansas suav nrog ntau dua 100 vertebrae, feem ntawm lub pob txha taub hau, thiab qhov tsim nyog ua tiav pectoral thiab pelvic girdles ntawm dab tsi yog qhov loj tshaj plaws paub plesiosaur.
Thaum twg Elasmosaurus nrhiav tau?
Nws tsis yog dinosaur, txawm hais tias nws koom nrog ntau tus dinosaurs. Thawj Elasmosaurus pob txha tau pom nyob rau hauv 1868. Elasmosaurus yog ib qho loj tshaj plaws plesiosaurs, nyob thaum lub sij hawm Cretaceous lig.
Elasmosaurus hnub nyoog pes tsawg?
BBC - Kev Tshawb Fawb & Xwm - Hiav Txwv Monsters - Fact File: Elasmosaurus. Ib tug dinosaur ntawm hiav txwv uas ua luam dej ntau txhiab mais thiab tuaj yeem ua rau nws xav tsis thoob ua tsaug rau lub caj dab ntev heev. Nyob: Late Cretaceous, 85-65 lab xyoo dhau los.
Elasmosaurus tau nws lub npe li cas?
Lub npe hu ua Elasmosaurus txhais tau tias "thib-phaj cov tsiaj reptile", nyob rau hauv siv rau "phaj" cov pob txha ntawm thaj tsam sternal thiab pelvic, thiab lub npe tshwj xeeb platyurus txhais tau tias "paj" -tailed", nyob rau hauv reference rau compressed "tail" (tiag tiag lub caj dab) thiab laminae ntawm lub vertebrae muaj.
