ppl. a. Nat. Hist. [f. L. sulcātus SULCATE + -ED.] Sulcate.

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1694.  Phil. Trans., XVIII. 178. The sides of the Astroites are always sulcated, or a little furrow’d.

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1753.  Chambers’ Cycl., Suppl., s.v. Leaf, Sulcated Leaf, one which has a great number of ridges all round it, with obtuse sinuses.

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1768.  Pennant, Brit. Zool., I. 39. Their lower part is sulcated lengthways.

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1828.  Stark, Elem. Nat. Hist., II. 41. The plaits distant, black, transversely sulcated with white.

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1897.  W. F. Kirby, in Mary Kingsley, W. Africa, 722. All the tibiæ sulcated, front tibiæ with conspicuously open foramina.

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