Τοὺς δούλους ἔταξεν ὡρισμένου νομίσματος ὁμιλεῖν ταῖς θεραπαινίσιν → He arranged for his male slaves to have sex with female slaves at a fixed price (Plutarch, Life of Cato the Elder 21.2)
singŭla, æ, f., v. sembella : Metrol. 70, 7.
singula, ae, f. = sembella (w.s.), Metrol. scriptt. Lat p. 70, 7 u. 19 ed. Hultsch.