M3E1T1A1T1H4O1R1A1X8
22 points
METATHORAX is validvalid
[n METATHORACES, METATHORAXES]
the last or posterior segment of the thorax in insects [n METATHORACES or METATHORAXES]
[n METATHORACES, METATHORAXES]
the last or posterior segment of the thorax in insects [n METATHORACES or METATHORAXES]