Comprehensive Description
provided by Smithsonian Contributions to Zoology
Oithona simplex Farran, 1913
Oithona simplex Farran, 1913:187–188, pl. 29: figs. 10–14; pl. 30: figs 1, 2.—González and Bowman, 1965:274, fig. 21f-i.—Chen et al., 1974:74, pl. 3: figs. 1–3.—Nishida et al., 1977:151–152, fig. 23.
MATERIAL.—Numerous and from PN-11-60, PN-19-60, PN-19-60, PN-20-60, PN-21-60, PN-23-60, PN-25-60, PN-26-60, PN-27-60, PN-32-200, PN-32-200, PN-33-200, PN-44-200, PN-45-200, PN-46-200, PN-65-200, PN-66-200, PN-67-200, PN-70-200, and NMNH-STRI Sta 126.
FEMALE.—Length range (30 specimens) 0.37–0.41 mm; Pr/Ur-1.6. Ri2 and 3P4 Si without curvature or flange, simple and plumose yet shorter and thinner than remaining Si (Figure 12c). Knob near genital opening with small, thin spine medially, a smaller spine ventrally, and a tiny spine dorsally (Figure 12b).
MALES.—Length range (30 specimens) 0.41–0.50 mm; Pr/Ur-1.5. Cph similar to female, without flap. Pore signature a series of columns with some connection ventrally between columns, suggesting horizontal series; without anterodorsal cluster (Figures 12d, g, 15g). Individual pores without well-developed ridges; integument slightly thickened anteriorly and posteriorly (Figure 15h).
- bibliographic citation
- Ferrari, Frank D. and Bowman, Thomas E. 1980. "Pelagic copepods of the family Oithonidae (Cyclopoida) from the east coasts of Central and South America." Smithsonian Contributions to Zoology. 1-27. https://doi.org/10.5479/si.00810282.312
Oithona simplex: Brief Summary
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Norwegian
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provided by wikipedia NO
Oithona simplex er en art av hoppekreps innen slekten Acartia som Baird beskrev i 1843. Den er et dyreplankton som utgjør føde for blant annet fiskeyngel. Den lever av alger og plankton.
Arten ble første gang beskrevet av Farran i 1913.
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