资料来源 : pyDict

中胸盾片

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Mesoscutum \Mes`o*scu"tum\, n. [Meso- + scutum.] (Zo["o]l.)
   The scutum or dorsal plate of the middle thoracic segment of
   an insect. See Illust. of {Butterfly}.