Calanus acutus Giesbrecht, 1902 accepted as Calanoides acutus (Giesbrecht, 1902) (original description)
Calanus simillimus Giesbrecht, 1902 (original description)
Cyclopina belgicae Giesbrecht, 1902 accepted as Pseudocyclopina belgicae (Giesbrecht, 1902) (original description)
Dactylopus antarcticus Giesbrecht, 1902 accepted as Xouthous antarcticus (Giesbrecht, 1902) accepted as Idomenella antarctica (Giesbrecht, 1902) (original description)
Dactylopus crassus Giesbrecht, 1902 accepted as Dactylopusia crassa (Giesbrecht, 1902) accepted as Antiboreodiosaccus crassus (Giesbrecht, 1902) (original description)
Ectinosoma antarcticum Giesbrecht, 1902 (original description)
Euchaeta antarctica Giesbrecht, 1902 accepted as Paraeuchaeta antarctica (Giesbrecht, 1902) (original description)
Euchaeta austrina Giesbrecht, 1902 accepted as Paraeuchaeta austrina (Giesbrecht, 1902) (original description)
Harpacticus brevicornis Giesbrecht, 1902 (original description)
Harpacticus furcifer Giesbrecht, 1902 (original description)
Heterorhabdus austrinus Giesbrecht, 1902 (original description)
Idomene antarctica (Giesbrecht, 1902) accepted as Idomenella antarctica (Giesbrecht, 1902) (original description)
Idya racovitzai Giesbrecht, 1902 accepted as Idyaea racovitzai (Giesbrecht, 1902) accepted as Tisbe racovitzai (Giesbrecht, 1902) accepted as Drescheriella racovitzai (Giesbrecht, 1902) (original description)
Idya tenuimana Giesbrecht, 1902 accepted as Tisbe tenuimana (Giesbrecht, 1902) (original description)
Metridia gerlachei Giesbrecht, 1902 (original description)
Monstrilla conjunctiva Giesbrecht, 1902 (original description)
Nitocra gracilimana Giesbrecht, 1902 accepted as Ameira gracilimana (Giesbrecht, 1902) (original description)
Nitokra gracilimana Giesbrecht, 1902 represented as Nitocra gracilimana Giesbrecht, 1902 accepted as Ameira gracilimana (Giesbrecht, 1902) (original description)
Oithona frigida Giesbrecht, 1902 (original description)
Oithona frigida frigida Giesbrecht, 1902 accepted as Oithona frigida Giesbrecht, 1902 (original description)
Oncaea conifera Giesbrecht, 1902 accepted as Triconia antarctica (Heron, 1977) (original description)
Oncaea conifera Giesbrecht, 1902 accepted as Triconia antarctica (Heron, 1977) (basis of record)
Oncaea curvata Giesbrecht, 1902 (original description)
Oncaea notopus Giesbrecht, 1902 accepted as Oncaea prolata Heron, 1977 (original description)
Oncaea prolata Heron, 1977 (additional source)
Racovitzanus Giesbrecht, 1902 (original description)
Racovitzanus antarcticus Giesbrecht, 1902 (original description)
Rhincalanus grandis Giesbrecht, 1902 accepted as Rhincalanus gigas Brady, 1883 (original description)
Scolecithricella glacialis (Giesbrecht, 1902) accepted as Scolecithricella minor (Brady, 1883) represented as Scolecithricella minor minor (Brady, 1883) (original description)
Scolecithrix glacialis Giesbrecht, 1902 accepted as Scolecithricella glacialis (Giesbrecht, 1902) accepted as Scolecithricella minor (Brady, 1883) represented as Scolecithricella minor minor (Brady, 1883) (original description)
Scottocheres stylifer Giesbrecht, 1902 (original description)
Stephos longipes Giesbrecht, 1902 (original description)

 Synonymy

 for Oncaea prolata Heron, 1977

Giesbrecht (1902) erroneously identified an oncaeid copepod of the notopus-type from the Antarctic as "notopus ... [details]