Actinoptychus maculatus (Grove & Sturt) Schmidt (1888)
Comment: A large, well-preserved valve.
Locality: Oamaru, New Zealand. The Natural History Museum slide BM coll. Adams G11, from Edmund Grove Collection.
Photographed using: Zeiss Axioplan, Plan-NEOFLUAR 40×/0.75 + Zeiss AxioCam MRc. Stacked using Adobe Photoshop CS6.
Direct link to this page: https://fossil-diatoms.com/atlas/index.php?page=entry&id=99