Daphnia pulex
Phylum Arthropoda
Subphylum Crustacea
Class Branchiopoda
Order Cladocera
Family Daphniidae
  • The D. pulex found in the vernal pools were darkly pigmented.
  • The 2nd and 3rd abdominal processes were pubescent, but weakly.
Verification Pictures / Key Distinguishing Features
Stout middle pecten
Optic vesicle touches top of head
2nd and 3rd abdominal processes pubescent
  • Daphnia - Daphnia pulex eye response to phototactic cues