Your current chain: State of matter Life > Kingdom Animalia > Phylum Arthropoda > Subphylum Hexapoda > Class Insecta > Subclass Pterygota > Order Ephemeroptera > Family Baetidae
(From Wikipedia) Baetidae is a family of mayflies, known as small or minnow mayflies, which are distributed worldwide.
FACT: Similar to flies, many mayflies in this family have highly reduced or even absent hindwings!
Currently discovered: 0/2 Subfamilies, 1/~70 Genera
Genus