metamere
/ˈmɛtəmɪə
/noun Zoology
Another term for somite.An organism is considered metameric when its body is mostly formed of serially repeated anatomical units called metameres....
- Any particular abdominal metamere usually consists of only two sclerites, the tergum and sternum.
- In the vertebrates the metamere is evident in the embryonic stages and tends to disappear in the adults.
Origin
Late 19th century: from meta- 'together with' + Greek meros 'part'.