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Hemicalanus fertilis (Giesbrecht, 1892)
| Haloptilus fertilis (Giesbrecht&Schmeil, 1898)
Hierarchy:
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MALE: Frontal region of the prosome with 2 distinct papilla. Geniculated left antennule 23 segmented and a knee joint is seen between 18th &19th segment. Exopod of antenna 8 segmented and endopod 2 segmented. Mandibular blade bifurcated, inner tooth carries 2 small indistinct spines and 1 small inner spine. First inner lobe of maxillule with 6 setae 2 of which are spiniform, second inner lobe with 1 and 3rd with 10 setae, outer lobe carries 6 long and 3 small setae, endopod 1 segmented and carries 4 setae. 5th and 6th lobes of maxilla bear one strong spine each. Maxilliped elongated and bears richly plumose setae. Coxa of left leg 5 with a strong and curved inner spine; basis of both sides with 1 seta; setation of both endopod segments are same on both sides, segment 1 naked, 2 and 3 with 1 and 6 setae respectively; exopod 1 of left leg with 1 marginal spine and 1 glandular pore, segment 2 with 1 middle spine and 2 glandular pores, segment 3 with 1 middle spine 2 glandular pores, and 2 terminal spines, one 2.5 times longer than the other. Exopod segment of right leg with 1 marginal spine and 2 glandular pores. Segment 2 with 1 distal spine and 2 glandular pores, the inner margin of the segment is extended inside like a conical protrusion, exopod segment 3 with a long and serrated proximal spine, 2 terminal spines, one 3 times longer than the other and 2 glandular pores. FEMALE: Not recorded from the Indian Ocean.
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Size:
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Prosome length:
Total length:
Male; 2.99 mm (K. Saraladevi, 1977) - 2.99 mm (K. Saraladevi, 1977)
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Distribution:
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Recorded from the Indian Ocean, Off the Arabian Sea at the mouth of Gulf of Oman, in the Gulf of Aden and off the southern and central west coast of India.
Depth distribution: Mesopelagic
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Ecology:
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Salinity : 34.09-36.25%o, Temperature : 11.2-30.0°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 fertilis (after Saraladevi, 1977)
a. male dorsal, b. male forehead (dorsal), c. maxilla, d. mandibular blade, e. maxillule, f. male 5th leg.
Larger image
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Distribution Map
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Specimen Data Map from OBIS
| The data are from the following sources: Southampton Oceanography Center Discovery Collections Midwater Database (Data points on land masses are obvious errors) |
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