> as lemmas

1683 S. Pordage tr. T. Willis Two Disc. Soul of Brutes i. iii.15 They are bony semi-circles, planted on both sides of the bottom of the Mouth, nigh to the opening of the Gill holes.

1769 J. Berkenhout Outl. Nat. Hist. Great Brit. & Ireland I. 82 Teeth in the jaws and tongue. Gill-rays 8.

1813 J. Laskey Gen. Acct. Hunterian Mus. 56 The Heart of a Cod...—The veins coming into the auricle have a valve, the ventricle has a pair, and the gill artery has a pair.

1827 R.T. Gore tr. C. G. Carus Introd. Compar. Anat. Animals II. 28 We find in it the seat of the respiratory organ, (little gill-laminæ, to be hereafter described).

1839–47 Todd's Cycl. Anat. & Physiol. III. 507/2 In some fishes..the gill-muscles are red.

1843 W. B. Carpenter Pop. Cycl. Nat. Sci.: Animal Physiol. vi. 250 A similar action goes on, still more energetically, on the gill-tufts of the Annelida.

1879 tr. E. Haeckel Evol. Man I. x. 280 At a very early period the intestinal tube is divided into a gill-intestine and a stomach-intestine.

1881 Nature 8 Dec. 136/2 The theory which considers the limbs with their girdles to be transformed and translocated gill-branch elements.

1911 E. S. Talbot Developmental Pathol. iv. 38 The arterial branches of the gill region..pass directly into the dorsal vessel only in young fishes; later they furnish the branchial circulation of gill arteries, gill capillaries, and gill veins.

1990 J. M. Stefano & G. B. Stefano in G. B. Stefano Neurobiol. Mytilus Edulis x. 165 The mantle and the lateral gill lamina from the right side of each animal were excised.

1991 R. S. K. Barnes & K. H. Mann Fund. Aquatic Ecol. (ed. 2) x. 207/2 Studies of mussels from beds adjacent to the seeps showed that they had intracellular bacteria in their gill tissues.

2007 Compar. Biochem. & Physiol. A. 147 146/1 This crab possesses eight, laterally disposed gill pairs, arranged as two arthrobranchiae and six pleurobranchiae.