Species Card of Copepod
Monstrilloida ( Order )
    Monstrillidae ( Family )
        Cymbasoma ( Genus )
Cymbasoma quadridens  Davis, 1947   (M)
Syn.: Thaumaleus quadridens : Isaac, 1975 (p.9, figs.M); 1975 (p.7, 9, figs.M); Dias de O., 1996 (p.255, Rem.)
Ref.:
Davis, 1947 (p.393, Descr.M, figs.M); 1949 a (p.246, 247, 250); Grygier, 1995 a (p.73); Suarez-Morales & Pilz, 2008 (p.530, , Redescr.M, Fig.M, Rem.); 2011 (p.3, fig.M, p.10)
Species Cymbasoma quadridens - Plate 1 of morphological figuresissued from : C.C. Davis in Trans. Am. microsc. Soc., 1947, 66 (4). [p.394, Pl.II].
Male (from Biscayne Bay, Florida): 7, habitus (dorsal); 8, cephalosome (lateral); 9-10, urosome (ventral and lateral, respectively; showing genital protuberance); 11, P4.


Species Cymbasoma quadridens - Plate 2 of morphological figuresIssued from : E. Suarez-Morales & D. Pilz in J. Mar. Biol. Ass. U.K., 2008, 88 (3). [p.531, Fig.5].
Male (from 25°37'14.7''N, 80°17'13.8''W): A-B, habitus (dorsal); C, geniculate right A1 (dorsal); D, ventral surface of cephalic area with cuticular process.


Species Cymbasoma quadridens - Plate 3 of morphological figuresIssued from : E. Suarez-Morales & D. Pilz in J. Mar. Biol. Ass. U.K., 2008, 88 (3). [p.531, Fig.6].
Male: A, P1 with naked terminal exopodal spiniform seta; B, P2; C, P3; D, P4.


Species Cymbasoma quadridens - Plate 4 of morphological figuresIssued from : E. Suarez-Morales & D. Pilz in J. Mar. Biol. Ass. U.K., 2008, 88 (3). [p.532].
Male: Armament of swimming legs P1 to P4.


Species Cymbasoma quadridens - Plate 5 of morphological figuresIssued from : E. Suarez-Morales & D. Pilz in J. Mar. Biol. Ass. U.K., 2008, 88 (3). [p.532, Fig.7].
Male: Cephalic area showing paired cuticular processes (darker) (dorsal); B, genital lappets woth spiniform processes along inner surface (ventral); C, urosome including genital lappets (ventral); D, urosome (dorsal).

Compl. Ref.:
Dias & Bonecker, 2007 (p.270, 272, fig.3, tab.II); Oliveira Dias & Costa Bonecker, 2007 (p.282: Rem)
NZ: 2

Distribution map of Cymbasoma quadridens by geographical zones
Loc:
Florida (Biscayne Bay), Brazil (Vitoria, Bahia)
N: 3
Lg.:
(466) M: 1,16-0,79; (732) M: 1,14; (994) M: 0,9*; (995) M: 1,19; 1,26*; {M: 0,79-1,26}

*: caudal rami excluded.
Rem.: in shallow water. Dias' specimens from the coastal region of Espirito Santo (Brazil): T° = 21.00-22.985 °C; Salinity = 30.63-37.00 x 10-3; Dissolved O2 = 6.33-6.45 mg L-1.
Last update : 28/07/2020
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Razouls C., Desreumaux N., Kouwenberg J. and de Bovée F., 2005-2024. - Biodiversity of Marine Planktonic Copepods (morphology, geographical distribution and biological data). Sorbonne University, CNRS. Available at http://copepodes.obs-banyuls.fr/en [Accessed April 26, 2024]

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