Are both Eriostemon and Selaginella considered genus cliassifications?
Selaginella Selaginella is the sole genus of primitive vascular plants in the family Selaginellaceae, the spikemosses or lesser clubmosses.
Nodopelagia Nodopelagia is a genus of sea snails, marine gastropod mollusks in the family Fasciolariidae, the spindle snails, the tulip snails and their allies.