Halysis Temporal range:
| |
---|---|
Scientific classification
![]() | |
(unranked): | Archaeplastida |
Division: | Rhodophyta |
Class: | Florideophyceae |
Stem group: | Corallinales |
Genus: | †
Halysis HØeg, 1932 |
Species | |
|
Halysis is a genus of red alga thought to fall in the coralline stem group. It has only been recovered in thin sections, and thus is only known in two dimensions; however, an interpretation as a sheet of cells rather than a sheet of tubes or a single row of cells is the most plausible. [1]