Unilaminar sentence example
- The body-wall is extensively calcified in the Cyclostomata and in most Cheilostomata, which may form elegant network-like colonies, as in the unilaminar genus Retepora, or may consist of wavy anastomosing plates, as in the bilaminar Lepralia foliacea of the British coasts, specimens of which may have a diameter of many inches.
- In Flustra and other forms belonging to this type, the zoarium is accordingly flexible, and either bilaminar or unilaminar.
- But avicularia or vibracula may also occur in other places - on the backs of unilaminar erect forms, along the sutural lines of the zooecia and on their frontal surface.
- Vibracula are of less frequent occurrence than avicularia, with which they may coexist as in Scrupocellaria, where they occur on the backs of the unilaminar branches.