Gemmoscleres
Megascleres
Microscleres
- Two class sizes
- Shafts with conical spines
- Ending in both ends with umbrella-like discs with incised teeth
Megascleres
- Needle-like
- Microspined at tips
Microscleres
- Needle shaped with spines which increase in size toward center which can end in knobs
Summary Image
Specimen Type