AMMONOIDS FROM THE ZHUGANPO MEMBER OF THE FALANG FORMATION AT NIMAIGU AND THEIR RELEVANCE FOR DATING THE XINGYI FOSSIL-LAGERSTÄTTE (LATE LADINIAN, GUIZHOU, CHINA). RIPS [Internet]. 30 luglio 2015 [citato 27 luglio 2026];121(2). Disponibile su: https://test-ojs-unimi-it.archicoop.it/index.php/RIPS/article/view/6511