单词 | prepollex |
释义 | prepollexn. Zoology. A rudimentary digit found on the inner side of the hand or manus of some mammals, reptiles, and amphibians. Cf. prehallux n. ΘΚΠ the world > animals > animal body > general parts > constituent materials > [noun] > rudimentary bone prehallux1888 prepollex1889 1889 Athenæum 18 May 635/3 Prof. Bardeleben [sent a paper] on the præpollex and præhallux of the mammalian skeleton... He also stated that he had discovered vestiges of the præhallux and præpollex in certain Reptilia. 1910 S. Sisson Text-bk. Vet. Anat. 164 The third bone..is regarded by some authors as the vestige of an additional digit, the prepollex. 1962 Trans. Amer. Philos. Soc. 52 195/1 There is an extra bone on the radial side of the scaphoid, which is presumably a radial sesamoid..rather than a prepollex. 2004 Molecular Phylogenetics & Evol. 32 938 Neotropical Hyla species in which males have a greatly enlarged prepollex. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). < n.1889 |
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