 
 <prompt> Wetin be di species wey dey important to humans wey show face during dis time? Based on di question wey dey before dis one, write something wey get di answer. E fit be 1 - 20 sentences. Context: <response>: ```Recent molecular phylogenetic studies suggest say most placental orders diverge about 100 to 85 million years ago and say modern families show face for the period wey dey from late Eocene go through Miocene. But paleontologists dey argue say no placental fossils don show face before the end of the Cretaceous. The earliest fossils wey dem no dey argue about for placentals na from early Paleocene, after dinosaurs don finish. Especially, scientists don recently identify one early Paleocene animal wey dem call Protungulatum donnae as one of the first placental mammals. The earliest ancestor wey dem sabi for primates na Archicebus achilles from about 55 million years ago. This small primate weigh 20–30 grams and fit inside human palm.``` 