We describe a partial skeleton of a stem group penguin from the Waipara Greensand in New Zealand. which is tentatively assigned to Muriwaimanu tuatahi. The fossil includes the first complete wing of a Paleocene penguin and informs on previously unknown features of the mandible and tibiotarsus of small-sized Sphenisciformes from the Waipara Greensand. The wing is distinguished by impor... https://www.jmannino.com/