Order Summary for Osmeriformes
Main Ref
:
Order
:
Osmeriformes freshwater smelts
Class
:
Teleostei
Sister Order
:
Esociformes 110 M years
Ref.
:
First Fossil Record
:
Occurs in
:
Marine
Fresh
Brackish
Remark
:
Maxilla included in gape of mouth (the toothless maxilla is excluded from the gape in Protroctes and Lovettia and almost so in Aplochiton; adipose fin present or absent; radii absent on scales; loss of basisphenoid and orbitosphenoid bones. Osmeriforms spawn in freshwater except the Argentinoidei, Osmerus eperlanus, and perhaps one or two salangids.
Class etymology
:
Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335.
Order etymology
:
Greek, osme = bad smelling + Latin, forma = shape (Ref. 45335).
Families
:


Ref.
[ e.g. 9948 ]      
Glossary
      [ e.g. oophagy ]