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Marine Planktonic Copepods
Acartia (Odontacartia) bispinosa  Carl, 1907   (F,M)
Taxonomy
Order Calanoida
Superfamily Diaptomoidea
Family Acartiidae
Sub-Genus Odontacartia

Synonymy

Acartia amboinensis (F): Sewell, 1914 a (p.242, figs.F, no M);
A. tokiokai Mori, 1942; Ohtsuka & al., 2015 (p.123, Rem.: p.125);
A. hamata Mori, 1937 (1964) (p.104, figs.F, Rem.); C.B. Wilson, 1950 (p.152, figs.F); ? Chiba & al., 1957 (p.310); ? 1957 a (p.12); Walter & Pasamonte, 1981 (1982) (p.447): Ohtsuka & al., 2015 (p.123, Rem.: p.125); Srinui & al., 2019 (p.89, 91, Rem: F, M).

References

Carl, 1907 (p.13, 17, Descr.M, figs.M); Pesta, 1912 a (p.54, fig.M); Sewell, 1914 a (p.242, Rem.); Steuer, 1923 (p.33, figs.F,M); Sewell, 1932 (p.396, Rem.); Grice, 1964 (p.261, figs.F,Rem.); Nishida, 1985 (p.133, figs.F,M, Rem.); Ueda, 1986 a (p.18, Rem.); Chihara & Murano, 1997 (p.672, Pl.21,22: F,M); Conway & al., 2003 (p.99, figs.F,M, Rem.); Mulyadi, 2004 (p.140, figs.F,M, Rem.); Ohtsuka & al., 2015 (p.123, Table 2); Lee S. & al., 2019 (p.84, Table 3).

Figures

Plate 1 issued from : G.D. Grice in Crustaceana, 1964, 6 (4). [p.260, Figs.35-37].
Female (from specimen n°. U.S.N.M. 70729, holotype of C.B. Wilson, 1950): 35, head and basal part of A1; 36, basal part of A1 (dorsal view); 37, urosome (dorsal).
Plate 2 Issued from : R.B.S. Sewell in Spolia Zeylanica, 1914, 9. [Pl.XIX, Figs.1-7]. As Acartia amboinensis.
Female (from Gulf of Mannar): 1, habitus (lateral right side); 2, urosome (dorsal); 3, A1 proximal segments; 4, Mxp; 5, P1; 6, P3; 7, P5.
Plate 3 issued from : S. Nishida in Publ. Seto Mar. Biol. Lab., 1985, 30 (1/3). [p.134, Fig.5].
Female (from Kabira Bay, Ishigaki Is.): a, rostrum and A1 (lateral view); b, 5th thoracic segment and urosome (dorsal); c, P5.

Male: d, 5th thoracic segment and urosome (dorsal); e, right P5; f, left P5.
Plate 4 issued from : A. Steuer in Arb. zool. Inst. Innsbruck, 1923, 1 (5). [Taf.III, Figs.22 a-c)]. Male: br>Male: 22 a, attachment portion of the spematophore \"head\" (lateral view); 22b, idem (face view, cleaned up with Hypochlorite of sodium: NaClO); idem (face view; but cleaned up more longer).
Plate 5 issued from : A. Steuer in Arb. zool. Inst. Innsbruck, 1923, 1 (5). [Taf. III, Figs.27, 28].
Female: 27, genital segment; 28, idem (lateral).
Plate 6 issued from : A. Steuer in Arb. zool. Inst. Innsbruck, 1923, 1 (5). [p.34, Figs.157-161, 163-165].
Female: 157, last thoracic segment and urosome (dorsal); 161, proximal segments of A1; 163, P5.Male: 158, last thoracic segment and urosome (dorsolateral); 159, idem (dorsal); 160, idem (lateral); 164, right P5; 165, exopodite segments 2-3 and portion of exopodite 1 of left P5.
Plate 7 issued from : C.B. Wilson in Bull. U.S. natn. Mus., 1950, 100, 14 (4). [Pl. 2, Figs.1-5]. As Acartia hamata.
Female (from Fiji Islands): 1-2, habitus (dorsal and lateral, respectively); 3, A1 (1st segment and proximal portion of segment 2); 4, posterior margin of fused 4th-5th thoracic segment and genital segment (dorsal); 5, P5.
Plate 8 issued from : Mulyadi in Published by Res. Center Biol., Indonesia Inst. Sci. Bogor, 2004. [p.140, Fig.79].
Female (from 03°40'S, 128°10'E): a, habitus (dorsal); b, proximal segments of A1; c, last thoracic segment and urosome (lateral left side); d, P5.

Male: e, habitus (dorsal); f, P5.
Plate 9 Issued from : M. Chihara & M. Murano in An Illustrated Guide to Marine Plankton in Japan, 1997. [p.679, Pl. 21, fig.12 a-d].
Female: a, habitus (dorsal); b, A1 (proximal segments); c, last thoracic segment and urosome (lateral); d, P5.

Nota: numbers show characteristics of this species to compare with A. erythrea, A. pacifica, A. japonica.
Plate 10 Issued from : M. Chihara & M. Murano in An Illustrated Guide to Marine Plankton in Japan, 1997. [p.680, Pl. 22, fig.12 a-d].
Male: a, habitus (dorsal); b, urosome (dorsal); c, last thoracic segment and urosome (lateral); d, P5.

Nota: numbers show characteristics of this species to compare with A. erythrea, A. pacifica, A. japonica.
Plate 11 Remark: Erratum concerning the name: read Srinui and not Siruani.
Female:
1 - Genital double-somite having paired posterodorsal processes.
2 - 2nd segment of A1 with strong curved processes posteriorly.
3 - 1st A1 segment with 2 larges processes terminally.

Male:
1 - Urosomite 3 without spine-like processes dorsally.
2 - Number of prominences on urosomite 4 more than 7.
3 - Terminal elements of left P5 as 2 spines.
Plate 12 Issued from : T. Mori in The Pelagic Copepoda from the neighbouring waters of Japan. 2nd ed. 1964, The Soho CO, INC. (1st ed. 1937). [p.Pl. 51, figs. 1-5]. As Acartia hamata.
Female (from 28°33'50'', 128°53'50''E)): 1, head (ventral); 2, caudal rami; 3, P5; 4-5, habitus (lateral and dorsal, respectively).

Nota:
- Rostral filaments present.
- Lateral angles of the last thoracic segment rounded, furnished with fine spinules.
- Genital segment as long as the combined length of the 2 following segments.
- Caudal ramus slightly longer than its width.
- Caudal setae equal in these thickness.
- A1 have no spines on the proximal segments;
- P5 symmetrical; the claw-like terminal segment without spinules, stout and curved gradually; the middle segment is nearly as long as its width; the marginal seta is about 2,5 times as long as the terminal claw.
Plate 13 Issued from : J. Carl in Rev. Suisse Zool., 1907, 15. [Pl. I].
Acartia bispinosa . Male (from Baie d'Amboine = Ambon Bay, Indonesia): 4, last segment (Re 2 + 3 = exopodal segment 2 + 3 ) of P5; 2, posterior part of thoracic segment and urosome (dorsal view).
Plate 14 Issued from : S. Lee, H.Y. Soh & W. Lee in ZooKeys, 2019, 893. [p.84, Table 3]. Acartia (Odontacartia) bispinosa: Morphological characters.
Compare with other Odontacartia species.

Nota: 1 - Presence of spine on 1st and 2nd segments of female A1 .......2.
2 - Strong spines present on dorsal surface of female genittal double-somite ....... 3.
3 - Absence of processes (spines and spinules) on dorsal surface of 2nd urosomite ......4.
4 - Female caudal rami almost twice longer than wide; medial process on 2nd exopodite of male left P5 as spine with fine seta.

Complementary References

Sewell, 1948 (p.419); Hammer & Carleton, 1979 (p.1, 8, swarm); Dessier, 1983 (p.89, Tableau 1, Rem., %); Binet, 1984 (tab.2, 3); 1985 (p.85, tab.3); Madhupratap & Haridas, 1986 (p.105, tab.2); Saitoh & al., 2011 (p.85, Table 4, 5); Abo-Taleb & Gharib, 2018 (p.139, Table 5, 146, occurrence %); .

Distribution

Additional Maps & Charts

Map 4 Chart of 1996

Localisations

NW Red Sea (Hurghada), Arabian Gulf, Indian, Seychelles, Sri Lanka, Andaman Is., Indonesia-Malaysia (Ambon Bay), Viet-Nam (Cauda Bay), E China Sea, Japan, Palau Is., Hawaii (Kaneohe Bay), New Caledonia, Gilbert Is., Fidji, ? Australia.

Quotations

N: 19 (Red Sea: 1; Indian: 5; Indonesia-Malaysia: 2; Pacif.: 12)

Dimensions (mm)

(82) F: 1,2; (91) F: about 1,6; (164) F: 1,35-1,307; M: 1,183-1,17; (672) M: 1,3; (866) F: 1,3-1,6; M: 1,2-1,4; (991) F: 1,3; (1122) F: 1,3; M: 1,2; {F: 1,20-1,60; M: 1,17-1,40}

Remarks

neritic-oceanic.
Any confusion appears in the literature between A. hamata, A. fossae and A. bispinosa.
See Acartia australis Table 1 from Ueda (1986, p.18).
After C.R: Found for the first time in the Red Sea by Abo-Taleb & Gharib (2018).

See in DVP Conway & al., 2003 (version 1)
Last update : 30/03/2020

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