Poltys is also a genus of orb-weaving spider.

Poltys is a mythical king and eponym of the Thracian

Thrace

Thrace is a historical and geographic area in southeast Europe. As a geographical concept, Thrace designates a region bounded by the Balkan Mountains on the north, Rhodope Mountains and the Aegean Sea on the south, and by the Black Sea and the Sea of Marmara on the east...

 city of Poltyobria (or Poltymbria; also called Aenus

Aenus (Thrace)

Aenus , modern Enez in Turkey, was an ancient Greek city on the southeastern coast of Thrace. Formerly called Poltyobria , it was located near the mouth of the Hebrus River, not far from the Melas Gulf , which is formed by the Thracian Chersonesus to the east...

), featured in Apollodorus's account of the story of the hero Heracles

Heracles

Heracles ,born Alcaeus or Alcides , was a divine hero in Greek mythology, the son of Zeus and Alcmene, foster son of Amphitryon and great-grandson of Perseus...

 (Apollodorus 2.5.9). Poltys and his brother Sarpedon

Sarpedon

In Greek mythology, Sarpedon referred to at least three different people.-Son of Zeus and Europa:The first Sarpedon was a son of Zeus and Europa, and brother to Minos and Rhadamanthys. He was raised by the king Asterion and then, banished by Minos, his rival in love for the young Miletus, he...

 are given as sons of the sea-god Poseidon

Poseidon

Poseidon was the god of the sea, and, as "Earth-Shaker," of the earthquakes in Greek mythology. The name of the sea-god Nethuns in Etruscan was adopted in Latin for Neptune in Roman mythology: both were sea gods analogous to Poseidon...

. Poltys hosted the Heracles when he came to Aenus; although Poltys welcomed Heracles, Sarpedon did not, and was slain by Heracles on the beach.

In a story related by Plutarch

Plutarch

Plutarch then named, on his becoming a Roman citizen, Lucius Mestrius Plutarchus , c. 46 – 120 AD, was a Greek historian, biographer, essayist, and Middle Platonist known primarily for his Parallel Lives and Moralia...

 (Morals), Poltys ruled at the outbreak of the Trojan War

Trojan War

In Greek mythology, the Trojan War was waged against the city of Troy by the Achaeans after Paris of Troy took Helen from her husband Menelaus, the king of Sparta. The war is among the most important events in Greek mythology and was narrated in many works of Greek literature, including the Iliad...

, and was solicited both by the Trojan and Greek ambassadors. Poltys advised Paris

Paris (mythology)

Paris , the son of Priam, king of Troy, appears in a number of Greek legends. Probably the best-known was his elopement with Helen, queen of Sparta, this being one of the immediate causes of the Trojan War...

 to restore Helen, promising to give him two beautiful women to replace her. The advice was declined. Homer

Homer

In the Western classical tradition Homer , is the author of the Iliad and the Odyssey, and is revered as the greatest ancient Greek epic poet. These epics lie at the beginning of the Western canon of literature, and have had an enormous influence on the history of literature.When he lived is...

 does not mention Poltys in the Iliad

Iliad

The Iliad is an epic poem in dactylic hexameters, traditionally attributed to Homer. Set during the Trojan War, the ten-year siege of the city of Troy by a coalition of Greek states, it tells of the battles and events during the weeks of a quarrel between King Agamemnon and the warrior Achilles...

, and the story is obviously post-Homeric.