[L., dim. of ūter leathern bag or bottle: see -CULUS. Cf. Pg. utriculo.]

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  1.  Bot. (See quots. and UTRICLE1 1.)

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1753.  Chambers’ Cycl., Suppl., s.v., The leaves of trees, whose cuticle has been eat off on one side by small insects, sometimes afford views of these Utriculi.

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1793.  Martyn, Lang. Bot., Utriculi,… utricles; reservoirs to secrete and receive the sap.

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1838.  Penny Cycl., XI. 346/1. Fruit [of grasses] … occasionally an utriculus.

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1857.  Henfrey, Bot., 428 (Sedges), A single erect anatropous ovule, forming in fruit an utriculus.

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1866.  Treas. Bot., 1197/2. Utriculus,… the two confluent glumes of Carex.

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1885.  Goodale, Physiol. Bot., 346. Utricularia, a genus named from the utriculi or little bladders found on the dissected leaves of some of its species.

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  2.  Anat. Of the ear; = UTRICLE1 2 b.

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1847.  Todd & Bowman, Phys. Anat., II. 82. As the osseous canals open into the vestibule, so the membranous ones open at both ends into the utriculus.

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1878.  F. J. Bell, Gegenbaur’s Comp. Anat., 535. The sacculus and utriculus contain otoliths.

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