1604 E. Grimeston tr. J. de Acosta Nat. & Morall Hist. Indies iv. xxxix. 314 Throughout all the mountaines, eyther of these Ilands of the firme land, or of the Andes, there are infinite numbers of Micos or Monkies, which are a kind of apes, but very different, in that they have a taile.

1758 J. Adams tr. A. de Ulloa Voy. S.-Amer. I. i. vii. 57 Among the monkeys of this country [sc. Carthagena], the most common are the micos, which are also the smallest.

1774 O. Goldsmith Hist. Earth IV. 237 The last, least, and most beautiful of all [the sagoins], is the Mico.

1800 G. Shaw Gen. Zool. I. 66 The last, and certainly the most beautiful of the smaller Monkies, is the Mico or Fair Monkey.

1868 National Encycl. IX. 36 Mico, a beautiful species of monkey.

1733 S.-Carolina Gaz. 24 Mar. 2/2 [He] chose a Situation for a Town, entered into a Treaty with Tomo chi chi, the Mico, or Chief of the only Nation of Indians living near it.

1737 J. Wesley Jrnl. 2 Dec. (1903) Nor have they any kings or princes..; their meikos, or headmen, having no power either to command or punish.

1791 W. Bartram Trav. N. & S. Carolina 389 [Coweta town]..is called the bloody town, where the Micos chiefs and warriers assemble when a general war is proposed.

a1816 B. Hawkins Sketch Creek Country 1798 & 1799 in Coll. Georgia Hist. Soc. (1848) III. 68 Every town has a chief who presides over the whole; he is their Mic-co, called by the white people, ‘King’.

1853 T. H. Chivers Atlanta 8 Old Lamorah, Mico of his Tribe, A wild Ulysses, Bender of the Bow.

1932 C. C. Lovell Golden Isles Georgia 59 Melatch, a Creek chieftain,..visited Frederica with sixteen other Micos or kings.

1961 W. Brandon Indians 213/2 Yahou-Lakee, Micco (‘king’ in the English interpretation) of Coweta, principal town of the Lower Creeks.