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Daphnia dubia
Phylum Arthropoda
Subphylum Crustacea
Class Branchiopoda
Suborder Cladocera
Family Daphniidae
Distinguishing Characteristics
  • Rostrum present
  • Cervical sinus absent
  • Ocellus present
  • Postabdominal claw with proximal, middle and distal pecten about the same size
  • Ramus of antennae with three segments
  • Swimming hair at base of second segment of ramus extends beyond end of ramus
  • Second abdominal process about 1/4 as long as first
  • Spines over posterior 3/4 of ventral margin
Ecology
Additional Notes
  • Head often helmeted
Additional Pictures
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