Anomalocera ornata - Species Card - Marine Planktonic Copepods

Anomalocera ornata Sutcliffe, 1949 (F,M)

Taxonomy

Order Calanoida

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Superfamily Diaptomoidea

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Family Pontellidae

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Genus Anomalocera

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Abbreviations or symbols

References

List of the studied authors

Sutcliffe, 1949 (p.273, figs.F,M); C.B. Wilson, 1950 (p.163, fig.F,M); Silas & Pillai, 1976 (p.773); Pennel, 1976 (p.1664, 1667); Blades-Eckelbarger, 1991 (p.262, fig.F); Chen & Marcus, 1997 (p.587, Rem: egg)

Figures

Plate 1 issued from : W.H. Sutcliffe, Jr. in J. Elisha Mitchell scient. soc., 1949, 65 (2). [p.274, Figs.1-5].
Female (from S Cape Hatteras): 1, 5th thoraci segment; 2, urosome (dorsal); 3, P5.

Male: 4, portion of urosome showing projection from genital segment; 5, P5.

Plate 2 issued from : C.B. Wilson in Bull. U.S. natn. Mus., 1950, 100 (14) (4). [Pl. 21, Figs.285, 288, 290-294].
Female: 285, habitus (dorsal); 288, forehead (lateral); 290, A2; 291, Mx1; 292, Mxp; 293, Mx2; 294, P5.

Plate 3 issued from : C.B. Wilson in Bull. U.S. natn. Mus., 1950, 100 (14) (4). [Pl. 21, Figs.286, 287, 289, 295].
Male: 286, habitus (dorsal); 287, urosome (lateral); 289, right A1; 295, P5.

Complementary References

List of the studied authors

Dawson, 1966 (p.176); Turner & Collard, 1980 (p.527, Tab.1, Rem.: p.528); Turner, 1985 (p.285, fig.3-9: pellet content); Turner & al., 1985 (p.1, feeding); Tester & Turner, 1990 (p.169, egg production); Marcus, 1996 (p.144); Suarez-Morales & Gasca, 1998 a (p.110); Mauchline, 1998 (tab.40); Cohen & Forward, 2002 (p.307); Tester & al., 2004 (p.195); Gemmell & al., 2012 (p.1, fig.3, behaviour predator-prey, jumping over sea surface)

Distribution

NZ: 2

Distribution map of Anomalocera ornata by geographical zones

Additional Maps & Charts

Map 2 issued from : J.T. Turner in P. S. Z. N. I: Mar. Ecol., 1985, 6 (4). [p.289, Fig.3].
Contents of fecal pellets from Anomalocera ornata females from Station D-1, from W Mississipi River mouth on 7 february 1982.
a and b: fragments of Lauderia borealis (L); c: fragments of Skeletonema costatum (Sc); d: Prorocentrum sp. cell (P); e: Navicula sp. cell (N); f: cell of an unidentified centric diatom (CD).

Localisations

Geographical glossary

Gulf of Mexico, off Mississipi River mouth, Louisiana (off Grand Isle), Floride, Turkey Point, Beaufort (North Carolina), off S Cape Lookout, Georges Bank

Quotations

N: 10

Dimensions (mm)

References of the authors concerning dimensions

(454) F: 4,4-4; M: 4,3-4,2; (137) F: 4,75-4,25; M: 4,25-3,95; {F: 4,00-4,75; M: 3,95-4,30}

Remarks

coastal, neritic.
The species sometimes shows reverse migrations.
The species undergoes a diapause cycle which is the seasonal reverse of that exhibited by some pontellids (see in Turner & Collard, 1980).
Supplementary data of Gemmell & al., 2012: video showing copepods (Anomalocera ornata) responding with aerial escapes to the approach of the planktivorous fish (Juvenile Mugil cephalus)

Last update : 29/12/2014

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