dĕcŭrĭa — Lewis & Short
dĕcŭrĭa, ae, f.decem, after the analogy of centuria, from centum,
I a division consisting of ten, a company of ten, a tithing: decuria, decade, Gr. deka/s (cf. Eng. dozen). Thus Romulus, acc. to Dion. Hal. 2, 7, p. 82 d, formed out of the thirty curiae 300 deka/das (gentes), v. 2. decurio init. So, too, in agriculture:
classes etiam non majores quam denum hominum faciundae, quas decurias appellaverunt antiqui,Col. 1, 9, 7; cf. Gell. 18, 7; Sen. Ep. 47, 7; Vitr. 7, 1, 3. Of things: pellium tentoriarum, Valerian. ap. Trebell. Claud. 14.—
II In gen. (cf. centuria), a division, company, class, most freq. of the decuriae of the judges (three, till the time of Augustus, who added a fourth, and Caligula a fifth), Cic. Verr. 2, 2, 32 fin.; id. Phil. 1, 8; 13, 2, 3; id. Clu. 37, 103; Suet. Aug. 32; id. Calig. 16; Quint. 4, 2, 45; Inscr. Orell. 3877; 3155 sq. al.:
equitum,Suet. Tib. 41:
scribarum,id. Claud. 1; cf. Cic. Verr. 2, 3, 79:
VIATORIA,Inscr. Orell. 4076; 2204 al. Said jocosely of a party of boon companions, association, club, Plaut. Pers. 1, 3, 62; Caecil. ap. Non. 139, 19 (Com. 15 Ribb.).