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Holopedium gibberum
Phylum Arthropoda
Subphylum Crustacea
Class Branchiopoda
Suborder Cladocera
Family Holopedidae
Distinguishing Characteristics
  • animal enclosed in large gelatinous mantle (not always visible)
  • 2nd antennae not branched and cylindrical (females)
  • ventral margins of valves with fine spines
  • anal claws with a small basal spine
Additional Notes
Additional Pictures
  • Video: H. gibberum feeding, with a close up of mandibles and food boluses passing into the gut. (15.2 MB)
  • Video: H. gibberum feeding and breathing. Note the peristallic movement of the food chamber. Additionally, one postabdomenal rejection occurs midway through this film clip. (406 KB)