The Thermodon river emptied into the Black Sea near the town of Thermiskyra, legendary capital of the Amazones. The major neighbouring rivers personified by the Greeks were the Halys of Paphlagonia to the west and the Phasis of Kholkis (Colchis) to the east.
CLASSICAL LITERATURE QUOTES
Pseudo-Hyginus, Preface (trans. Grant) (Roman mythographer C2nd A.D.) :
"From Oceanus and Tethys [were born] the Oceanides . . . Of the same descent Rivers: Strymon, Nile, Euphrates, Tanais, Indus, Cephisus, Ismenus, Axenus, Achelous, Simoeis, Inachus, Alpheus, Thermodon, Scamandrus, Tigris, Maeandrus, Orontes."
- Hyginus, Fabulae - Latin Mythography C2nd A.D.