Species Card of Copepod
Calanoida ( Order )
    Diaptomoidea ( Superfamily )
        Acartiidae ( Family )
            Acartia ( Genus )
                Hypoacartia ( Sub-Genus )
Acartia (Hypoacartia) adriatica  Steuer, 1910   (F,M)
Steuer, 1910 a (p.1030, Descr.F, figs.F); Pesta, 1920 (p.546); Steuer, 1923 (p.15, figs.F); Rose, 1927 b (p.247); Steuer, 1929 (p.505, Rem.); Rose, 1933 a (p.272, figs.F,M); Massuti Alzamora, 1942 (p.100, figs.F,M); Crisafi & Crescenti, 1972 (1974) (p.231, figs.F,M, juv.); Belmonte, 1997 (p.114, fig., Rem. eggs); 1998 a (p.38, fig., Rem.: eggs); Bradford-Grieve, 1999 (n°181, p.6, figs.F,M); Avancini & al., 2006 (p.117, Pl. 85, figs.F,M, Rem.); Vives & Shmeleva, 2007 (p.407, figs.F,M, Rem.).
Species Acartia (Hypoacartia) adriatica - Plate 1 of morphological figuresissued from : P. Crisafi & M. Crescenti in Boll. Pesca Piscic. Idrobiol., 1972 (1974), 27 (2). [p.248, Pl.VIII].
Female (from Milazzo, Sicily): f, habitus (dorsal); f P5, P5.

Male: m, habitus (dorsal); m P5, P5.

Species Acartia (Hypoacartia) adriatica - Plate 2 of morphological figuresissued from : P. Crisafi & M. Crescenti in Boll. Pesca Piscic. Idrobiol., 1972 (1974), 27 (2). [p.249, Pl.IX].
Female: urosome (lateral).

Species Acartia (Hypoacartia) adriatica - Plate 3 of morphological figuresissued from : A. Steuer in Arb. zool. Inst. Innsbruck, 1923, 1 (5). [p.15, Figs.58-61. After Steuer, 1910.
Female: 58-59, habitus (dorsal and lateral, respectively; 60, caudal ramus; 61, P5.

Species Acartia (Hypoacartia) adriatica - Plate 4 of morphological figuresissued from : A. Steuer in Arb. zool. Inst. Innsbruck, 1923, 1 (5). [Taf. IV, Figs.37, 38].
Female: 37, genital segment (lateral); 38, idem (ventral).

Species Acartia (Hypoacartia) adriatica - Plate 5 of morphological figuresissued from Rose in Faune de France, 26 Copépodes pélagiques. [p.273, Fig.342]. After Brian, 1914.
Male (from Gulf of Genova).

Nota: P5 strong, swollen on the left, with 3 claws, 2 terminal curved, 1 basal and 1 apical toothed. Right exopodal segment 3 strong, claw-shape; exopodal segment 2 with finger-shape.

Species Acartia (Hypoacartia) adriatica - Plate 6 of morphological figuresIssued from : J.M. Bradford-Grieve in ICES Identification Leaflets for Plankton N°181, 1999 [p.11, Figs.17 a-d].
Female: a, posterior thoracic segments and urosome (dorsal); b, P5.
Nota: Posterior prosome with 2 lateral unequal points, point on left is stronger and longer.
Genital double-somite asymmetrical.
One caudal seta a little stronger than others.
P5 with an external plumose seta much longer than terminal spine, which is bent to outside and is thickened and toothed on inner border basally and distally.

Male: c, posterior thoracic segments and urosome (dorsal); d, P5 (L = left leg; R = right leg).
Nota: Posterior prosome with a curved line of spinules.
P5 strong. Left basis swollen; exopodal segment 1 short and carrying 2 distinctive elements in the form of claw; 1 element (exopodal segments 2+3) is subrectangular and terminated by a hook which is toothed on its outer border and has a large triangular tooth on its inner border, and 1 element in the form of a simple, slender claw, as long as other element, and inserted in a prominent ''pincushion''. Right exopodal segment 3 strong and hook-like, and the internal projection on the exopodal segment 2 very long, straight, finger-like, and forms a pincer with the exopodal segment 2 projection.

Species Acartia (Hypoacartia) adriatica - Plate 7 of morphological figuresIssued from : M.G. Mazzocchi inGuida al Riconoscimento del plancton dei Mari Italiani, Vol. II, 2006. [p.93, Tav. 85]. After A. Comaschi.
Female: a-b, habitus (dorsal and lateral, respectively); c, posterior part of prosome and urosome (dorsal); d, right caudal ramus; e, P5; f, left P5.

Male: g, habitus (doesal); h, posterior part of prosome and urosome (dorsal); i, P5.

Compl. Ref.:
Rose, 1927 a (p.208); 1927 b (p.247); Sewell, 1948 (p.472); Duran, 1963 (p.24); Mazza, 1966 (p.72); Ehrhardt, 1967 (p.741, geographic distribution, Rem.); Champalbert, 1969 a (p.616); Dowidar & El-Maghraby, 1970 (p.267); Vaissière & Séguin, 1980 (p.23, tab.3); Kovalev & Shmeleva, 1982 (p.85); Regner, 1985 (p.11, Rem.: p.38); Jansa, 1985 (p.108, Tabl.I, II, III, IV); Belmonte & Potenza, 2001 (p.173); Brugnano & al., 2010 (p.312, Table 2, 3); Mazzocchi & Di Capua, 2010 (p.423); Vidjak & al., 2012 (p.243, Rem.: p.253); Belmonte & al., 2013 (p.222, Table 2, abundance vs stations); Belmonte, 2018 (p.273, Table I: Italian zones)
NZ: 1

Distribution map of Acartia (Hypoacartia) adriatica by geographical zones
Medit. (Alboran Sea, Algiers, Baleares, Marseille, Ligurian Sea, Tyrrhenian Sea, Strait of Messina, G. of Taranto, Ionian Sea, Adriatic Sea (N, Split), Aegean Sea, Alexandria)
N: 22 (Medit.: 22)
(164) F: 1,05; (168) F: 1,39-1,21; M: 1,28-1,2; (325) F: 1,22-1,05; M: 1,27-1,18; (449) F: 1,05; {F: 1,05-1,39; M: 1,18-1,28}
Rem.: Neritic, coastal, in ports.
For Regner (1985, p.39) this species is very rare in the middle Adriatic (Dalamatian coast) from 1970 to 1974.
Last update : 04/02/2020
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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 25, 2024]

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