Necklace of Harmonia.

The Necklace of Harmonia (Ἁρμονία) (Harmonía), (also  known as the Necklace of Eriphyle (Ἐριφύλη) (Eriphúlē)). It was a precious ornament that brought misfortune to its owners in Greek myths and legends.

The Necklace of Harmonia was made by Hephaestus (Ἥφαιστος) (Hḗphaistos). It doomed all the descendants of his wife Aphrodite (Ἀφροδίτη) to misfortune.

This jewelry was given to Cadmus (Κάδμος) (Kádmos) by Europa (Εὐρώπη) (Eurṓpē). He then gave the necklace to Harmonia. Other goddesses owned it, too. Among them were: Semele (Σεμέλη) (Semélē), Eriphyle, Ino (Ἰνώ), Jocasta (Ἰοκάστη) (Iokástē), and Agave (Ἀγαύη) (Agaúē). 

Erebus.

Erebus (Ἔρεβος) (Érebos) personified darkness in Greek mythology and his name means 'darkness' or 'gloom'.

His father was Chaos (χάος) (kháos). Also, Erebus had siblings: Eros and Nyx.

Eris, Hypnos, Nemesis (Νέμεσις) (Némesis), Hemera (Ἡμέρα) (Hēmérā), Thanatos (Θάνατος) (Thánatos), Charon (Χάρων), Hesperides (Ἑσπερίδες), and Phantasos (Φάντασος) were his offspring.

Erebus is associated with eternal darkness and the underworld.

Syrinx.

Syrinx (Σῦριγξ) (Súrinx) was a nymph (νύμφη) (nýmphē) in Greek myths and legends. She served Artemis (Ἄρτεμις). Also, Syrinx was known for her purity.

The god Pan (Πάν) (Pán) pursued her. Then Syrinx asked her naiad (ναϊάδες) (naïádes) sisters for salvation. They turned her into a reed or in lilac near the Ladon River.

Then Pan made a flute from the plant.

Urania.

Urania (Οὐρανία) (Ouranía) was the Muse of astronomy in Greek mythology. The globe was the symbol of this goddess.

Zeus was her father and Mnemosyne was Urania's mother.

Also, she had several siblings: Polyhymnia, Euterpe, Calliope, Clio, Erato, Thalia, and etc.

Apollo (Ἀπόλλων) (Apollōn), Hermes (Ἑρμῆς), and Amphimarus (Ἀμφίμαρος) were Urania's husbands.

Linus (Λῖνος) (Linos) and Hymen (Ὑμήν) (Humḗn) were their sons.

Ganymede.

Ganymede or Ganymedes (Γανυμήδης) (Ganymēdēs) was the son of founder and king of Troy Tros (Τρώς) and Callirhoe (Καλλιρρόη) (Kallirróē). So, he was known as the Trojan prince.

One day Zeus turned into an eagle and abducted Ganymede. After this the young man began to live on Mount Olympus.

There are many arts about this legend.

Epione.

Epoione (Ἠπιόνη) (Ēpiónē) was a wife of Asclepius in Greek myths and legends. She was the goddess of the soothing of pain.

Machaon, Podalirius, Panacea, Hygieia, Iaso, Aceso, and Aegle were their children.

There are different types of art that show Epione.

Iaso.

Iaso (Ἰησώ) (Iēsō) was one of the goddesses of medicine in Greek myths and legends. Asclepius and Epione were her parents.

Panacea, Hygieia, Aceso, and Aegle were Iaso's sisters. Machaon, Telesphorus (Τελεσφόρος) (Telesphoros), and Podalirius were her brothers.

There are different stories about Iaso.

Fauna.

Fauna is an animal life in a region and climate zone.

Different animals live in different places. Some appear in the cold season, and others in the warm season.

Also, Fauna is the goddess of health in Roman myths and legends.

Source of image: 

https://www.shutterstock.com/image-vector/fauna-icons-set-cockatoo-swan-duck-1271657452

Flora.

Flora is a plant life in a region and season. Different types of plants grow in different climate zones. Flora may change depending on the weather.

Some plants grow in the tropical forest, and others in tundra.

Flowers and plants can change throughout the year.

Also, Flora is the goddess of flowers in Roman mythology. (Greek Chloris (Χλωρίς) (Chlōrís)).

Source of image:

https://www.shutterstock.com/image-vector/tropical-plants-jungle-background-vector-colorful-2004738335

Erinyes.

Erinyes (Ἐρινύες) (Ἐρινύς) were goddesses of revenge in Greek myths and legends. Uranus (Οὐρανός) and Gaia (Γαῖα) (Gaîa) or Nyx (Νύξ) (Nýx) were their parents.

There were three Erinyes: Alecto (Ἀληκτώ) (Alēktṓ), Megaera (Μέγαιρα) (Mégaira), and Tisiphone (Τισιφόνη) (Tisiphónē).

These goddesses persecuted Orestes (Ὀρέστης) (Orestēs) after he killed his mother Clytemnestra (Κλυταιμνήστρα) (Klytaimnḗstrā).

Cyrene.

Cyrene (Κῡρήνη) (Kyrḗnē) was a Thessalian princess in Greek mythology. Hypseus (Ὑψεύς) was her father. Chlidanope (Χλιδανώπης) was her mother.

She killed lions. 

Apollo (Ἀπόλλων) (Apollōn) loved Cyrene. They married and had children. Aristaeus (Ἀρισταῖος) (Aristaios), Autuchus, and Idmon (Ἴδμων) were their children.

Cecrops I.

Cecrops (Κέκροψ) (Kekrops) (Κέκροπος) (Kékropos) was a king of Attica in Greek myths and legends. His parents were Gaia (Γαῖα) (Gaîa) or Hephaestus (Ἥφαιστος) (Hḗphaistos).

Aglaurus (Ἄγλαυρος) was wife of Cecrops I. They had several offspring: Erysichthon (Ἐρυσίχθων), Aglaurus, Pandrosos (Πάνδροσος), and Herse (Ἕρση).

Cecrops I did various things during his reign. Also, in this time was a dispute between Poseidon (Ποσειδῶν) and Athena (Ἀθηνᾶ) (Ἀθηναία) (Παλλὰς Ἀθηνᾶ). The capital was called Athena after the goddess.

Cepheus.

Cepheus (Κηφεύς) (Kepheús) was a king of Aethiopia in Greek myths. His parents were Belus (Βῆλος) (Bêlos) and Achiroe (Ἀχιρόη).

Cassiopiea was his wife. Princess Andromeda was their daughter.

There is a legend that Cepheus was turned into a constellation.

Mestra.

Mestra (Μήστρα) was a daughter of Erysuchthon (Ἐρυσίχθων) in Greek mythology.

She had the ability to change her appearance. It was a gift from Poseidon (Ποσειδῶν).

Autolycus (Αὐτόλῠκος) was Mestra's husband.

Cybele.

Cybele (Κυβέλη) was a mother goddess in Ancient Greece. She was an adopted mother of Midas.

Similar goddesses were in other cultures, too.

Nature was the sphere of influence of Cybele.

She had related with other goddesses, such as: Rhea, Demeter, and Persephone.

Eos.

Eos (Ἠώς) was the goddess of dawn in Greek myths and legends. Hyperion (Ὑπερίων) and Theia (Θεία) were her parents.

Horse was an animal of the goddess.

Eos had her own symbols: roses and tiara. Also, she had her own colors, such as: red, white, pink, and gold.

Helios and Selene were siblings of Eos.

She had several husbands and children. God Zephyrus was one of goddess sons.

Eleusis.

Eleusis (Ἐλευσῖνι) was the hero in Greek mythology. His parents were Hermes and Daeira (Δάειρα). 

Eleusis had several relatives: Semele, Cadmus, Aulis, and etc.

He had a consort named Cothonea, they had a son Tripotolemus (Τριπτόλεμος). Goddess Demeter visited Eleusis and Cothonea.

Tartarus.

Tartarus (Τάρταρος) was a place in the underworld in Greek myths and legends. This was a dark place. A layer of darkness of the god Erebus covered Tartarus.

There were many different monsters including Cyclops.

Arachne.

Arachne (Ἀράχνη) was a character in Greek mythology. Her father was Idmon. Phalanx was Arachne’s brother. Also, Arachne had a son named Closter.

The goddess Athena competed with her in weaving. At this time, they portrayed different subjects.

At the end, Arachne turned into a spider.

Selene.

Selene (Σελήνη) or Mene (Μήνη) was a goddess of the Moon in Greek myths and legends. Her symbols were: crescent, Moon, and chariot.

Hypherion (Ὑπερίων) and Theia (Θεία), or Pallas were Selene's parents. Helios and Eos were her siblings.

Selene was a Titaness.

She identified with other goddesses.

Endymion (Ἐνδυμίωνος) was Selene's consort. They have fifty daughters. Also, Selene was the mother of four Horae, Pandia, Ersa, and Musaeus.