Navicula cassieana Foged
Type slideLake Waikaremoana, North Island, New Zealand. Foged Collection, New Zealand No. 634/1966, Museum of Natural History, Denmark.
Institution holding the type material
Known distributionLake Waikaremoana, New Zealand
EtymologyDedicated to the New Zealand biologist Vivienne Cassie.
Valves broadly elliptic-lanceolate with slightly protracted apices, 25-30 µm long and 10-13 µm broad. Raphe straight filiform with terminal fissures deflected in the same direction. Narrow linear axial area and small central area. 8-10 transapical striae in 10 µm, radiate and punctate.
Description reproduced with kind permission of Koeltz Scientific Books.
Images published online with kind permission of the Natural History Museum of Denmark.
1 Foged N 1979. Diatoms in New Zealand, the North Island. A. R. Gantner Verlag KG, Vaduz. 130 p.