†Introvertocystis Mays & Stilwell 2012

Mays & Stilwell 2012. Judging an acritarch by its cover: the taxonomic implications of Introvertocystis rangiaotea gen. et sp nov from the Late Cretaceous (Cenomanian-Turonian) of the Chatham Islands, New Zealand. Palynology, 36(2) 2012: 180-190