one of the numerous places in Etruria frequented for its warm baths, which appear to have been in great vogue in the time of Martial (6.42. 6
It is placed by the Tab. Peut. on the road from Volsinii to Rome, between the former city and Forum Cassii: and was probably situated at a spot now called Bacucco,
about 5 miles N. of Viterbo,
where there is a large assemblage of ruins, of Roman date, and some of them certainly baths, while the whole neighbourhood abounds in thermal springs. (Cluver. Ital.
p. 561; Dennis's Etrsria,
vol. i. pp. 202. 211.)
An inscription published by Orioli (Ann. d. Inst.
vol. i. p. 174--179) writes the name AQUAE PAS-SERIANAE.