| 释义 |
pygal, a. (n.) Zool.|ˈpaɪgəl|
[f. Gr. πῡγή rump + -al1.]
Of or pertaining to the rump or hinder quarters of an animal.
1838Penny Cycl. XI. 469/1 Pygal callosities large. 1854Owen Skel. & Teeth in Orr's Circ. Sc. I. Org. Nat. 217 [In the tortoise] the ninth, tenth, and pygal plates, with the marginal plates of the carapace, do not coalesce with any parts of the endo-skeleton.
b. n. (Short for pygal plate or shield.) The posterior median plate of the carapace of a turtle.
1890in Cent. Dict. 1896Lydekker Roy. Nat. Hist. V. 45 In front the series is completed by a large nuchal plate, while behind it terminates in one or two pygals. |