Published October 12, 2021 | Version v1
Taxonomic treatment Open

Emertonia andeep

  • 1. Florida State University, Department of Earth, Ocean and Atmospheric Sciences, Tallahassee, FL, USA.
  • 2. Eurofins Aquasense, Korringaweg 7, 4401 NT Yerseke, The Netherlands.

Description

Key to species of the Emertonia andeep -group

1. Outer spines of exp P2–P4 strongly serrated................................................................2.

- Outer spines at exp P2–P4 not distinctly serrated............................................................5.

2. P5 exp clearly separated from benp.......................................................................3.

- P5 exp fused with benp (only female known)................................................. E. berndi sp. nov.

3. Caudal ramus seta III almost twice as long as seta IV.........................................................4.

- Caudal ramus seta III shorter than seta IV.................................................... E. hessleri sp. nov.

4. Caudal ramus setae III and V with clearly visible internal structure, seta III naked....................... E. ilse sp. nov.

- Caudal ramus setae III and V without clearly visible internal structure, seta III unipinnate.............. E. serrata sp. nov.

5. Anal somite laterally with strong, chitinous, dorsally flexed appendages (distinct hook-like structures).............................................................................................. E. andeep (Veit-Köhler, 2004).

- Anal somite without such structures............ E. minor (Vasconcelos, Veit-Köhler, Drewes & Parreira dos Santos, 2009).

Notes

Published as part of Mathiske, Annabel, Thistle, David, Gheerardyn, Hendrik & Veit-Köhler, Gritta, 2021, Deep sea without limits-four new closely related species of Emertonia Wilson 1932 (Copepoda: Harpacticoida: Paramesochridae) show characters with a worldwide distribution, pp. 443-486 in Zootaxa 5051 (1) on page 478, DOI: 10.11646/zootaxa.5051.1.18, http://zenodo.org/record/5563861

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Linked records

Additional details

References

  • Veit-Kohler, G. (2004) Kliopsyllus andeep sp. n. (Copepoda: Harpacticoida) from the Antarctic deep sea - a copepod closely related to certain shallow-water species. Deep-Sea Research II, 51, 1629 - 1641. https: // doi. org / 10.1016 / j. dsr 2.2004.06.027