Pictures of fish and fish in store may vary, these are just examples/fully grown fish

Oryzias minutillus was described by Smith in 1945. The name Oryzias comes from ancient Greek and means rice. The fish of this genus are often found in rice fields. Minutillus is derived from Latin, minutus means small. Their common name is Dwarf Medaka.
More info sourced from here: https://aquainfo.org/oryzias-minutillus-dwarf-medaka/

Name: Minut Ricefish
Science Name: Oryzias minutillus
Temperament: Peaceful

Max Size: 1.25″
pH: 6.0 – 7.5
Temperature: 73-89F°  (23-32°C)

Care Level: Easy
Life Expectancy: 2-3 years

Minimum Tank Size Recommended: 10 Gallons
Groups: Recommended in groups 6+ / Thrives in groups 12+