Monacilla tenera - Species Card - Marine Planktonic Copepods

Monacilla tenera Sars, 1907 (F,M)

Taxonomy

Order Calanoida

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Superfamily Spinocalanoidea

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Family Spinocalanidae

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Genus Monacilla

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Abbreviations or symbols

Synonymy

Hypsicalanus gracilis Wolfenden, 1911 (p.219, Descr.F, figs.F)

References

List of the studied authors

Sars, 1907 a (p.6); 1925 (p.40, figs.F); Farran, 1926 (p.245, figs.F); Sewell, 1929 (p.96); Rose, 1933 a (p.88, figs.F); Sewell, 1948 (p.499, 520); Farran & Vervoort, 1951 h (n°40, p.3, figs.F); Owre & Foyo, 1967 (p.42, figs.F, juv.M); Damkaer, 1975 (p.65, Rem.F,M); Brodsky & al., 1983 (p.329, figs.F, Rem.F,M, Juv.); Bode & al., 2017 (p.600, Table I, III, fig. 2, 3, 4, morphology vs genetic).

Figures

Plate 1 issued from : G.P. Farran in Biscayan Plankton collected during a Cruise of H.M.S. 'Research', 1900.- Part XIV. The Copepoda. (Linn. Journ. Zoology, XXXVI, 1926). [p.303, Pl.6, Figs.13, 14].
Female: 13-14, habitus (lateral and dorsal, respectively).

Species Monacilla tenera - Plate 2 of morphological figures

Plate 2 Issued from : G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.XII, figs. 11-14].
Female: 11, habitus (dorsal); 12, idem (lateral); 13, rostrum; 14, anal segment and caudal rami (dorsal).

Species Monacilla tenera - Plate 3 of morphological figures

Plate 3 Issued from : G.O. Sars in Résult. Camp. Scient. Prince Albert I, 69, pls.1-127 (1924). [Pl.XII, figs. 15-18].
Female: 15, P1; 16, P2; 17, P3; 18, P4.

Species Monacilla tenera - Plate 4 of morphological figures

Plate 4 issued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1967, 1, Crustacea, 1: Copepoda. [p.42, Fig.225].
Stage 5 copepodid Male (from Forida Current): 225, habitus (dorsal).
Nota: This form has the typical crest and asymmetrical rostrum of the female. Urosome 5-segmented, the 2nd and 4th of which are the longest. Caudal rami asymmetrical, the right longer.

Apparently the adult male has not been described.

Plate 5 issued from : H.B. Owre & M. Foyo in Fauna Caribaea, 1967, 1, Crustacea, 1: Copepoda. [p.42, Figs.231-232].
Stage 5 copepodid Male: 231, forehead (lateral); 232, P5.

Complementary References

List of the studied authors

De Decker & Mombeck, 1964 (p.13); Grice & Hulsemann, 1965 (p.223); 1967 (p.14); Park, 1970 (p.475); Deevey & Brooks, 1977 (p.256, tab.2, Station "S"); Wiebe & al., 1988 (p.1000: tab.7); Fernandes, 2008 (p.465, Tabl.2); Gaard & al., 2008 (p.59, Table 1, N Mid-Atlantic Ridge)

Distribution

NZ: 4

Distribution map of Monacilla tenera by geographical zones

Distribution map of Monacilla tenera for the Zone Indian Ocean

Localisations

Geographical glossary

South Africa (E), S Cape Verde Is., E Atlant. (11°N-13°S; 25°S), off Azores, Bay of Biscay, Caribbean Sea, G. of Mexico, Sargasso Sea, Station "S" (32°10'N, 64°30'W), Indian, off S Laccadive Is., Bay of Bengal, NE Pacif. (Guaymas Basin)

Quotations

N: 17

Dimensions (mm)

References of the authors concerning dimensions

(1) F: 2,3; (10) F: 2,25; (13) F: 2,3-1,8; (38) F: 2,19-2,04; (1252) F: 2,28-2,40; {F: 1,80-2,40}
(1252) F: Pr/Ur = 2,8-2,6.

Remarks

bathypelagic. Sargasso Sea: 500-2000 m.

Last update : 07/12/2020

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