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Marine Planktonic Copepods
Pontella chierchiae  Giesbrecht, 1889   (F,M)
Taxonomy
Order Calanoida
Superfamily Diaptomoidea
Family Pontellidae

Synonymy

Pontellina (Ivellina) chierchiae : Claus,1893;
Pontella bifurcata Tanaka, 1936 (p.34, figs.F, juv.F);
Pontella forcipata Tanaka, 1936 (p.33, figs.M);
Pontellopsis chierchiae : Anraku & Azeta, 1965 (p.13, Table 2, fish predator);

References

Giesbrecht, 1892 (p.462, 478, 774, figs.F,M); Giesbrecht & Schmeil, 1898 (p.143, Rem. F,M); C.B. Wilson, 1950 (p.291); Heinrich, 1960 a (p.43: fig.1, p.46: fig.2); Tanaka, 1964 c (p.262, figs.F,M); Chen & Zhang, 1965 (p.103, figs.F,M); Silas & Pillai, 1973 (1976) (p.776); Zheng Zhong & al., 1984 (1989) (p.256, figs.F,M); Ohtsuka & Onbé, 1991 (p.214); Chihara & Murano, 1997 (p.869, Pl.152,156: F,M); Ferrari & Ueda, 2005 (p.341, figs. juv, F,M); Ferrari & Dahms, 2007 (p. 69, fig.24, Table VII); Jeong & al., 2008 (p.212, figs.F,M)

Figures

Plate 1 issued from : Tanaka O. in Jap. J. Zool., Tokyo, 1936, 7 (1). [Plate VI, Figs.2-12 (part.)]. as Pontella bifurcata.
Female: 2, habitus (lateral view); 3, Head (dorsal view); 4, last thoracic segment and Urosome (dorsal view); 5, Rostrum; 6, P1 (endopodite); 7, P5.
Plate 2 issued from : Tanaka O. in Jap. J. Zool., Tokyo, 1936, 7 (1). [Plate V & VI, Figs.3-9 & 1]. as Pontella forcipata.
Male: 3, habitus (dorsal view); 4, Rostrum; 5, Head (lateral view); 6, last thoracic segment and Urosome (lateral view); 7, distal segments of A1 (right side); 8, A1 (left side); 9, P1 (endopodite); 10, P5.
Nota: Left A1 (24-segmented) reaches end of the 3rd thoracic segment.
Plate 3 issued from: Q.-c Chen & S.-z. Zhang in Studia Marina Sinica, 1965, 7. [Pl.44, 10-15].
Female (from E China Sea): 10, habitus (dorsal); 11, idem (lateral left side); 12, P5 (posterior).

Male: 13, habitus (dorsal); 14, distal part of right A1; 15, P5 (posterior).
Plate 4 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.40, Fig.22].
Female: 22, habitus (dorsal).
Plate 5 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.40, Fig.35].
Female: 35, forehead (lateral).
Plate 6 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.40, Fig.26].
Female: 26, Th5 and urosome (ventral).
Plate 7 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.24, Fig.38]
Female: 38, P5 (anterior view).
Plate 8 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.40, Fig.19].
Male: 19, urosome (dprsal).
Plate 9 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.24, Fig.27].
Male: 27, P5 (posterior view). Pd = right foot; Ps = left foot.
Plate 10 Issued from : W. Giesbrecht in Systematik und Faunistik der Pelagischen Copepoden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte. – Fauna Flora Golf. Neapel, 1892. Atlas von 54 Tafeln. [Taf.24, Fig.12].
Male: 12, right A1 (distal part).
Plate 11 issued from : H.G. Jeong, H.-L. Suh, Y.H. Yoon & H.Y. Soh in Ocean Sc. J., 2008, 43 (4). [p.213, Fig.6].
Female (from SE Korea): A, habitus (dorsal); B, forehead (lateral); C, A1; D, urosome (lateral, right side); E, left P5; F, P5.
Nota: This species shows two types of endopods in female P5 (figs.6, E, F): type I with uniramous endopod and type II having apical bifid one. Among the prvious studies, type I was illustrated by Kim (1985) and Ferrari & Ueda (2005), and type II appeared in figures of Giesbrecht (1892), Wilson (1950) and Chen & Zhang (1965). Females occuring in the South Korea also have two types of endopod, but bifid endopod (type II) is found on only 1 individual. The variation of the female P5 may be intraspecific.
Plate 12 issued from : H.G. Jeong, H.-L. Suh, Y.H. Yoon & H.Y. Soh in Ocean Sc. J., 2008, 43 (4). [p.214, Fig.7].
Male: A, habitus (dorsal); B, forehead (lateral); C, right A1; D, P5.
Plate 13 Issued from : O.E. Garrote, E. Suarez-Morales & A. Morales-Ramirez in Proc. Biol. Soc. Washington, 2015, 128 (2). [p.148, Table 1].

Nota: Compare P. chierchiae with other members of the Pontella fera species group: P. tenuiremis, P. fera and P. cocoensis.
GS = genital double-somite; 5PS = fifth pedigerous somite; EXP = exopod.

Complementary References

Sewell, 1948 (p.419); Yamazi, 1958 (p.152, Rem.); Heinrich, 1960 a (p.43: fig.1, p.46: fug.2); Chen Q-c, 1980 (p.795); Yoo, 1991 (tab.1); Dai & al., 1991 (tab.1); Shih & Young, 1995 (p.72); Park & Choi, 1997 (Appendix); Hwang & al., 2003 (p.193, tab.2); Zuo & al., 2006 (p.163: tab.1); Dur & al., 2007 (p.197, Table IV)

Distribution

NZ: 4

Distribution map of Pontella chierchiae by geographical zones


Additional Maps & Charts

Map 3 Issued from : A.K. Heinrich in Trudy Inst. Okeanol., 1960, 41. [p.43, Fig.1].
Distribution in the equatorial and tropical West Pacific of seven species of Pontellidae (Cruise of the R/V 'Vityaz', November 1957 to December 1958.
1: Stations; 2: Pontellopsis villosa; 3: Pontella fera; 4: Labidocera acutifrons; 5: Pontella whiteleggi; 6: Pontella tenuiremis; 7: Pontella chierchiae; 8: Labidocera acuta.
Map 4 issued from : H.G. Jeong, H.-L. Suh, Y.H. Yoon & H.Y. Soh in Ocean Sc. J., 2008, 43 (4). [p.220, Fig.12, A].
Distribution of Pontella chierchiae based on previous records and on the prsent study.

Localisations

Philippines, Hong Kong, Taiwan (SW), China Seas (Bohai Sea, Yellow Sea, East China Sea, South China Sea, Xiamen Harbour), SE Korea, Japan, Nagasaki, Tanabe Bay, Pacif. (Central America)

Quotations

N: 30

Dimensions (mm)

(46) F: 3,3; M: 3; (120) F: 3,35; M: 2,95; (130) F: 3,35; M: 2,95-2,92; (290) F: 3,4-3,55; M: 2,8-3,05; (1019) F: 3.19-3.58; M: 2,59-3,11; {F: 3,19-3,58; M: 2,59-3,11}

Remarks

epipelagic.
This species belongs to "P. aandersoni"-Group (See in P. andersoni in Mulyadi, 2003, Table I)
Last update : 15/03/2016

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