
nulottittan

arjanteenayile santa cruze pravisyayil ninnulla corillo roopeekaranathil ninnulla lithostrotean titanosorinte oru janussaanu nulottittan (paleantologist francisco nuloyude bahumaanaartham "nuloyude bheeman"). nulottittan glacieries aanu eee inathinte eaka inam. athe pepparil vivaricha ornithopod "isasicarsar"-nte samakaalikamaayirunnu ithu.
kandethalum naamakaranavum.
1980ll geologist francisco iii. arjanteenayile santa cruze pravishyayile centinela nadiyude thekk estaansiya alta visttayude oru kunninpuratthu souropod asthikalude saannidhyam nulo shradhichu. eee kandethalukal addeham annathe pramukha paleantologist jose bonapartine ariyichu. 1981ll bonapart oru valia servical kasherukkal kuzhichedukkukayum athu oru sii. eph. aayi report cheyyukayum cheythu. "antarctosorus". pazhaya sthalam mattippaarppikkukayum 2019 januvari 13 num 17 num idayil puthiya khananagal nadathukayum estansia laa anithayil oru puthiya sthalam kandethukayum cheythu. oru pradeshathu oru puthiya janthujalam velichathu vannu. ippol oru puthiya soropod inamaayi amgeekarikkappetta yadhaartha kandethalinu nalkaan kazhiyunna asthikalude aarr saandrathakal ulppedunnu.
2019 ll, fernando emilio novas, federico lizandro agnolin, sebastiyaan rosadilla, alexes mouro aransiaga-rolando, federico brisoon-egli, mattiyaas javier motta, mourisiyo seroni, martin darrio eskura, augustin gillermo martinelli, juuliya ezz ennivaraanu "nulottittan glacieries" enna inathinu peru nalkukayum vivarikkukayum cheythath. dii aanjalo, jerardo alvares-herera, adriel roberto jentil, sergio bogan, nicolas roberto chimento, jordy alexes garzia-marsa, gaasttan loow coco, sergio edwardo mikwell, faattima eph. britto, essecvial ignacio vera, valeria susanna perez loyness, mariyela soledad fernandes, leonardo salgado. oro vidagthanum thante punk vahicha muzhuvan janthujaalangaleyum lekhanam vivarichathinte anantharafalamaanu dhaaraalam ezhuthukaar. greak puraanatthile titanmaaraaya sakthamaaya bheemanmaarude valia vamshathe paraamarsikkunna eee januss namam nulo bahumanikkukayum addehathinte peru oru greak "titan" enna perumaayi bandhippikkukayum cheiyunnu. eee saittil ninnu drishyamaakunna peritto moreno himani speeshees padavi soochippikkunnu.
holotype, mackn-pivi 18644; emm. pii. emm 21542, campanian-maastrichiyan muthalulla thaazhnna corillo roopeekaranathinte oru paaliyil kaanapedunnu. thalayottiyillaatha bhagika asthikoodamaanu ithil adangiyirikkunnathu. thaazhepparayunnava samrakshikkappedunnu moonnaamathe servical kasherukkal (1981ll bonapart kandethiya mackn-pivi 18644 maathruka), wall kasherukkal, kazhuthu vaariyell, vaariyellukal, idathu tholil blade, valath thudayude attangal, valath thaadi, valath kalmut asthi, valath kanankaalinte asthi. eee asthikal chitharikkidakkunnathayi kandethiyenkilum avaa oru vyakthiye prathinidheekarikkunnuvennu vishwasikkappedunnu.
koodaathe, vividha maathrkakal anuvadichu. emm. pii. emm 21545 oru paachi asthikoodamaanu, athil oru humourous, oru varielli, oru kasherukkal enniva maathrame kaanappedunnulloo. ithu holotypil ninnu nooru meterum charivil ninnu uyaravumullathinal orupakshe mattoru vyakthiyaayirikkam type maathrkayekkaal vyakthamayum cheruth. mpm 21546-ll prathyeka pinn vaalukal adangiyirikkunnu. emm. pii. emm 21547 vyathyastha sthaanathu kaanapedunna anchu madhya vaalulla kasherukkalude oru parambarayaanu. iva ithuvare khananam cheythitilla. emm. pii. emm 21548 mattoru sthaanathu kandethi, athil idathu thaadiyellu adangiyirikkunnu. eathaanum meter akale munvashathe madhya kasheruvaaya emm. pii. emm 21549 enna maathruka kidakkunnu. souropodukalude muttayude shellukalum pallukalum eee sthaanathu sookshikkunnu. oridathum austiyodermukal kandethiyitla. museo arjantino dii siensias naturales bernardino rivadaviyayil sookshichirikkunna yadhaartha servical kasherukkal ozhike "museo regional" padrey molina "enna shekharathinte bhagamaanu fossilukal.
vivaranam.
valipavum savisheshathakalum.
"nulottittan" oru valia soropodaanu. holotypinte avashishtangal neelathekkaal kooduthalulla oru mrugathe soochippikkunnu.
vivaranakark chila savisheshathakal thirichariyaan kazhinju. avayil randennam autopomorphicalaanu, athulyamaaya uthbhavicha gunangal. munvashathum madhya vaalilum ulla kasherukkalkk vashangalum adibhaagangalum undu, avaa asthivaathiyil thulachukayaraatha niravadhi valia depressionukalaal nasippikkappedunnu. munvashatho pinbhaagatho ninnu, faibulakku shradheyavum alasamumaaya valavu undu.
koodaathe, savisheshathayillaatha savisheshathakalude savisheshamaaya samyojanamundu. munvashathe wall kasherukkalude kasherukkal shradheyamaayi cheruthaanu, thirascheenamaayi neelamullathinekkaal eratti veethiyullathaanu. madhya vaalile kasherukkalil vashath oru valia truff undu, athu mukalil ninnu side protrusion kondu moodappettirikkunnu. wall kasherukkal numatised allah. madhya vaalile kasherukkalkk rund kattiyulla malancherivukalaal chuttapetta aazhathilulla rekhaamshamulla oru truff undu. tbyayude thaazhathe attam munvashath ninnu pinbhaagathekku parannathum mattu titanosorukalekkaal kooduthal veethiyullathumaanu.
asthikoodam.
holotypinte servical kasherukkal neelamullathum thaazhnnathumaaya uyarathil, takarnna kasherukkalkk purame neelamullathum aanu. oru valia oval pleurocol vashath thulachukayarunnu. thaazhe parannathaanu. asthiyil "camella" ennariyappedunna niravadhi cheria vaayu arakalundu.
munvashathe wall kasherukkalkk oru oval munvashamund. vashangal kuthaneyulla charivu. side projectionukal uyarnnathum munnil ninnu pinnilekku parannathumaanu. aadyathe wall kasherukkalkk ekadesham irupathiyanchu centimeter neelavum naalpat veethiyumundu. vashangalile pollakal kramarahithamayi vitharanam cheyyappedunnu, malancherivukalaal verthirikkappedunnu. avaa neelamullathum neelatthil oodunnathumaanu. orupakshe athil nankooramittirikkunna epaxial tendonukal wall uyarthippidichirikkam. madhya vaalukal vashath chathuraakrithiyilullathum pinnil oru convex coatile, adibhaagathu aazhathilulla rekhamsha truff, niravadhi ennaal aazhamillaatha reases, madhya uyarathil sthaapichirikkunna hraswa konaakrithiyilulla side protressionukal ennivayundu. musculus cadophemoralis", thudayelline pinnilekku valicha valia retractor peshi, pathinaaraamatthe kasherukkal vare thudarnnu. procaul pinbhaagathe wall kasherukkal neelamullathum parannathum konaakrithiyilullathumaaya kottailukalullathaanu.
tholinte blade kurachu vishadaamshangal kaanikkunnu. akathu, "acromial prakriya" yude nilaykk mukalil, munvashathum mukalilum arikukalkk sameepam oru bump undu. akathu thaazhathe attathu oru puramthallalum undu.
emm. pii. emm 21545-nte humourasinu neelamundu. ithu thaarathamyena melinjathaanu, 2.8 enna karuthutta soochika (aair) ullathaanu. deltta-dittaktaral cheepp thaarathamyena cheruthaanu, mukalil ninnu alakkunna shaafttinte neelatthinte naalilonn thaazhathe attathu, oru adisthaana savisheshathayaanu.
thudaykku ekadesham ore valippamulla thaazhnna joyint nodyoolukalundu. thaazhathe shaaft munnil ninnu pinnilekku shakthamayi parannathaanu. holotypinte tbiac neelam undu. ithu shakthavum thaazhe valare veethiyullathumaanu. faibula aanu. ithu 0.40 enna rii upayogichu karuthuttathaanu, pakshe theevramalla. shaaft puratthekku boult cheiyunnu. attangal munnil ninnu pinnilekku shakthamayi veethiyundaakkiyirikkunnu. mukalile uparithalam thirascheenamaayi oodunnu. kaalinu thaazhnna valarunna shaakhayum akathu sakthamaaya veethiyum undu.
filogeny.
"2019 ll kolasosoriyayile titanosoriyaykkullil "nulottittan" sthaapichu, ennirunnaalum athinte krithyamaaya bandhangal avyakthamaanu.

