Where does “Leptostraca” come from?

Leptostraca (Translingual) comes from Ancient Greek λεπτός, from Ancient Greek -τός, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

Leptostraca (Translingual): order

Definitions

order

Ancestry of “Leptostraca”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	λεπτός	peeled, husked; fine-grained; thin, lean
2	Ancient Greek	-τός	creates verbal adjectives of possibility, either...
3	Proto-Indo-European	-tós	Creates verbal adjectives from verb stems

Every word from Proto-Indo-European -tós →Every word from Ancient Greek -τός →Every word from Ancient Greek λεπτός →