单词 | sustentaculum |
释义 | ‖ sustentaculum|sʌstɛnˈtækjʊləm| Pl. -a. [L., f. sustentāre: see sustentate and -cule.] a. Anat. A sustaining or supporting part or organ (only in L. phr., as sustentaculum lienis, tali). b. Zool.: see quot. 1838.
1838Blackwall in Trans. Linnean Soc. (1841) XVIII. 224 note, A strong, moveable spine inserted near the termination of the tarsus of each posterior leg, on the under side, in spiders belonging to the genus Epeira, which I propose to denominate sustentaculum. 1882Cassell's Nat. Hist. VI. 178 In this operation many species are aided by peculiar spines (called sustentacula) attached to the last joints of the posterior legs. |

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