ptilinaladj.
/tᵻˈlʌɪnl/, U.S. /təˈlaɪnl/ Entomology.
Of or relating to a ptilinum.
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the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Diptera or flies > [adjective] > of or relating to ptilinum
ptilinal1924
1924 Ann. Entomol. Soc. Amer. 17 210 The parafacial bears a striking spot of yellowish pollen reaching from the eye to the ptilinal suture.
1969 R. F. Chapman Insects xxii. 441 Once the fly has hardened the ptilinum is no longer eversible and the muscles associated with it degenerate. Its position is indicated in the mature fly by the ptilinal suture.
1989 Jrnl. Heredity 80 72/2 Rhythmic contractions of the abdomen pump hemolymph into the head, causing inflation of the ptilinal membrane.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).
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adj.1924- a week is a long time in politics
- a week of days
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