gill-bearern.
/ˈɡɪlˌbɛːrə/, U.S. /ˈɡɪlˌbɛrər/ 1. A mushroom that has gills (gill n.1 4) on the underside of the cap; a fungus of the order Agaricales. Now rare.
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1872 Sat. Rev. 27 Apr. 543/2 In the most prominent order of the first family, the Agaricini, or gill-bearers, a test or criterion is whether the gills which traverse the under surface of the cap or pileus are remote, free, adnate, or decurrent.
1883 Good Words Sept. 589/1 These gill-bearers are, however, but one order in this extensive division of plants.
1935 Proc. Isle of Wight Nat. Hist. & Archaeol. Soc. II. v. 367 Basidiomycetes, this group includes the gill-bearers (mushrooms), puffballs, fairy clubs, etc.
2. An anatomical structure on which a gill (gill n.1 1) is borne (now rare). Also: an animal that has gills; a gill-breather.
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the world > animals > animal body > general parts > internal organs and systems > [noun] > lung or gill > that breathes by gills
gill-breather1828
gill-bearer1872
1872 Mem. Boston Soc. Nat. Hist. 2 167 The rudimentary feet in the first, or basal pair, form a minute tubercle on the inner edge of each gill-bearer.
1880 Sci. Amer. 4 Sept. 151/1 The immature tritons or larvæ are gill bearers like other urodelans.
1909 Proc. Acad. Nat. Sci. Philadelphia 61 293 This species departs from typical members of the genus in the large number of rachises and complexity of the gill-bearers or bases.
1969 Amer. Naturalist 103 144 The rate of glomerular filtration of HCO3- is specifically increased in lung-bearing animals over gill bearers.
2014 Philos. in Rev. 34 194 The drowning of whales can be used to separate them from permanently immersed gill-bearers.
This entry has been updated (OED Third Edition, December 2018; most recently modified version published online March 2022).
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n.1872