| 释义 |
‖ propodium Zool.|prəʊˈpəʊdɪəm|
Pl. -ia.
[mod.L., f. Gr. πρό, pro-2 + πούς, ποδ- foot: cf. Gr. προπόδιος adj. before the feet.]
The anterior lobe of the foot in some molluscs.
1853Huxley in Phil. Trans. CXLIII. i. 36 The fin or propodium is flattened and fan-shaped. Ibid., The posterior edge of the propodium carries a cup-shaped disk... This is commonly called the sucker... It may be called the mesopodium. 1875Nicholson Man. Zool. xlvii. (ed. 4) 342 In the Heteropoda..and in the Wing-shells..the foot exhibits a division into three portions—an anterior, the ‘propodium’; a middle, the ‘mesopodium’; and a posterior lobe, or ‘metapodium’. 1883E. R. Lankester in Encycl. Brit. XVI. 653/1 The foot of the Azygobranchia..often divided into..a fore, middle, and hind lobe, pro-, meso-, and metapodium. |