CMarZ Species Page




Haloptilus ornatus (Giesbrecht, 1892)


Haloptilus ornatus (Giesbrecht &Schmeil, 1898)


Hemicalanus ornatus (Giesbrecht, 1892)


Please go to Marine Planktonic Copepods to access the species page hosted by the Marine Planktonic Copepods Website. We thank the UPMC Univ Paris 06, UMS 2348, Observatoire Océanologique, F-66651, Banyuls-sur-Mer, France for permission to access their species pages.


Retrieved 0000-00-00 from Marine Planktonic Copepods

  Kingdom Animalia -- animals
   Phylum Arthropoda -- arthropods
  Subphylum Crustacea -- Brünnich, 1772--crustaceans
  Class Crustacea -- Dahl, 1956
  Subclass Copepoda -- Copepoda (Milne-Edwards1840
  Infraclass --
  Superorder --
  Order Calanoida (Sars1903)
  Family Augaptilidae
  Genus Haloptilus
  Subgenus nd
  Species ornatus

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Distinguishing features:

FEMALE: Anterior region of the prosome broad and somewhat triangular. Antennule long and extends beyond the caudal furca by about 5 segments. Mandibular blade with two tooth; anterior tooth bears two additional spines on the outer margin and 1 small spine on the inner margin. Endopod of maxilla I with one segment and carry two setae. Maxilla II bears two strong spines, one on the 5th and another on the 6th lobe. Coxa of leg 5 with a small seta, basis with a long seta, endopod 1 and 2 carries one inner seta each and endopod 3 with 6 setae, exopod segment 1 bears one outer marginal spine, segment 3 with 3 inner setae and 1 outer marginal spine and 2 terminal spines, one 5 times longer than the other, two glandular pores occur one behind the marginal spine and the other at the base of the small terminal spine.

MALE: Prosome somewhat triangular. Leg 5 of left side with coxa bearing a spinous projection and that of the right side without spine; basis with a long seta; endopod segment 1 of both sides without seta, segment 2 and 3 bears 1 and 6 seta respectively; exopod segment 1 of both sides with a marginal spine, segment 2 with a marginal spine and one glandular pore on either side, segment 3 of left leg carries a middle spine and one glandular pore at its base and two terminal spines, one 2.5 times longer than the other, exopod segment 3 of right leg carries a long middle spine with small spinules and 1 glandular pore at its base and 2 terminal spines , one 2 times longer than the other.


Prosome length:

Total length:
Male; 2.66 mm (K. Saraladevi, 1977) - 2.8 mm (K. Saraladevi, 1977)
Female; 4 mm (K. Saraladevi, 1977) - 4.85 mm (K. Saraladevi, 1977)


Atlantic Ocean, Pacific Ocean and Indian Ocean

Depth distribution: Mesopelagic and bathypelagic


Salinity : 32.70-36.35%o ,Temperature : 11.33°C-29.94°C


Accession Numbers:

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Links to literature:

   topModification History:

History Link

This information was compiled and submitted by R. Stephen.

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Haloptilus ornatus (after Saraladevi, 1977)
a. female (dorsal), b. male (dorsal), c. female urosome (ventral), d. maxilla, e. mandibular blade, f. maxillule, g. female 5th leg, h. male 5th leg.
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Distribution Map

Specimen Data Map from OBIS

The data are from the following sources:
Southampton Oceanography Center Discovery Collections Midwater Database
IndOBIS, Indian Ocean Node of OBIS (INDOBIS)
NODC WOD01 Plankton Database.
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Program, Version August 30, 2012/V1.09
Page generated Fri Dec 9 08:43:22 2022 from the live database