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Hemicalanus longicornis (Claus, 1863)
| Haloptilus longicornis (Giesbrecht & Schmeil, 1898)
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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.
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| | Kingdom Animalia -- animals | | Phylum Arthropoda -- arthropods | | | Subphylum Crustacea -- Brünnich, 1772--crustaceans | | | Class Crustacea -- Dahl, 1956 | | | Subclass Copepoda -- (Milne-Edwards1840) | | | Order Calanoida (Sars1903) | | | Species longcornis Claus, 1863 |  Return
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FEMALE: Forehead produced into a knobe in dorsal view. Antenna I very long and plumose and extends beyond the end of the caudal furca by about nine segments. Maxilla I with 2 strong teeth, anterior tooth bears a small additional spine. Endopod of maxillule one segmented and carries five setae. Maxilla II without spines. Coxa of leg 5 without seta, basis with a long seta; endopod 1 and 2 carries 1 inner seta each and endopod 3 with 6 setae; exopod segment 1 and 2 bears 1 small outer marginal spine at distal end, segment 3 bears 3 inner setae and 1 small marginal outer spine and two terminal spines, one 4 times longer than the other. MALE: Forehead somewhat rounded. Leg 5 of left side with coxa bearing one spinous projection and that of the right with a smaller projection; basis bears one long seta on both sides; setations of the endopod segments same on both sides; endopod 1 with out seta, 2 and 3 bearing 1 and 6 setae respectively; exopod segment 1 and 2 bear 1 outer marginal spine each, exopod segment 3 of the left side with 1 small middle spine and 2 terminal spines of almost the same size; exopod 3 of right side with 3 spines, 1 proximal and 2 terminal ,one 3 times longer than the other.
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Size:
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Prosome length:
Total length:
Male; 1.9 mm (K. Saraladevi, 1977) - 2.02 mm (K. Saraladevi, 1977)
Female; 2 mm (K. Saraladevi, 1977) - 2.2 mm (K. Saraladevi, 1977)
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Distribution:
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Atlantic Ocean, Pacific Ocean and Indian Ocean
Depth distribution: mesopelagic
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Ecology:
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Salinity :31.7 - 36.68%o; Temperature : 10.3 C - 30.42° C
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Genetics:
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References, Citations, Links to Literature:
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Modification History:
History Link
This information was compiled and submitted by R. Stephen. |
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| Gallery
 | Haloptilus longicornis (after Saraladevi, 1977)
a. female dorsal view, b. male dorsal view, c. urosome female (ventral), d. mandibular blade, e. maxillule, f. maxilla, g. fifth leg (female), h. fifth leg (male).
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Distribution Map
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Specimen Data Map from OBIS
The data are from the following sources:
SAHFOS_CPR_ZOOPLANKTON (The Sir Alister Hardy Foundation)
Southampton Oceanography Center Discovery Collections Midwater Database
IndOBIS, Indian Ocean Node of OBIS (INDOBIS)
NODC WOD01 Plankton Database.
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