Colony form
The general arrangement of corallites
within a colony (calical surface)
| Character State | Definition | Illustration |
| plocoid | Corallites separated by coenosteum | |
| subplocoid | Corallites sometimes separated by coenosteum | |
| ceriod | Corallites juxtaposed | |
| meandroid | Corallites arranged in multiple series | |
| hydnophoroid | Corallite centers arranged around protubrant cellines or monticules | |
| phaceloid | Corallites separated by void space | |
| solitary | Corallum formed by only one individual | |
Last updated on June 25, 2003-eek.