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Marine Planktonic Copepods
Cymbasoma germanicum  Timm, 1893   (F)
Taxonomy
Order Monstrilloida
Family Monstrillidae

Synonymy

Thaumaleus germanicus Timm, 1893 (p.419); Malaquin, 1901 (p.111, 112); van Breemen, 1908 a (p.213, figs.F); Caullery & Mesnil, 1914 (p.19, figs.F, M); Thaumaleus germinacus : Razouls, 1981 (lapsus calami)

References

Suarez-Morales, 2006 (p.171, Redescr.F, figs.F, Tab.1, Rem.); Grygier & Suarez-Morales, 2018 (p.504: Rem.)

Figures

Plate 1 issued from : E. Suarez-Morales in Helgol. Mar. Res., 2006, 60. [p.173, Fig.1].
Female (from Helgoland, coll.): a, b, habitus (dorsal and lateral, respectively); c, ovigerous spine.
Plate 2 issued from : E. Suarez-Morales in Helgol. Mar. Res., 2006, 60. [p.174, Fig.2].
Female: a, right A1 (showing some setal elements using setal nomenclature by Grygier & Ohtsuka, 1995); b, urosome (right lateral view showing lateral process arrowed); c, habitus (ventral); d, head (semi-dorsal view showing sensillae).
Plate 3 issued from : E. Suarez-Morales in Helgol. Mar. Res., 2006, 60. [p.175, Fig.3].
Female: a, left P4 (anterior view); b, right P1 (anterior view; showing stout seta on 1st exopodal segment); c, right P2 (anterior view); d, proximal segments of exopod of P3, with basipodal segment; e, P5 (showing position and length of setae on outer lobe).
Plate 4 issued from : E. Suarez-Morales in Helgol. Mar. Res., 2006, 60. [p.172].
Armarture of swimming legs P1 to P4. Roman numeral = spine: arabic numeral = seta.
Plate 5 issued from : E. Suarez-Morales in Helgol. Mar. Res., 2006, 60. [p.176, Fig.4].
Female: a, urosome (left lateral view; showing ateral process arrowed); b, urosome and P5 (ventral view); c, P5 (lateral view); d, urosome (dorsal view showing notch on margins of anal somite); e, anterior end of cephalothorax showing nipple-like structures (ventral view).
Noat: The main distinguishing character of this species is the presence of the two knob-like poetero-lateral processes on the genital double-somite (no similar structure has been reported in any other monstrilloid og this genus).

Complementary References

Van Ginderdeuren & al., 2012 (p.3, Table 1)

Distribution

NZ: 1

Distribution map of Cymbasoma germanicum by geographical zones


Localisations

North Sea (Helgoland, Belgium; Dogger Bank, Cuxhaven)

Quotations

N: 3

Dimensions (mm)

Remarks

According to Van Ginderdeuren & al. (2012 (p.17) several male specimens were found with the females.
Host: Polydora ciliata, P. giardi.
See remarks in Cymbasoma davisi.
Last update : 12/03/2020

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