Family KOONUNGIDAE Sayce, 1908

Koonunga crenarum [from Zeidler 1985]

© Copyright from Zeidler 1985.

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• KOONUNGIDAE Sayce, 1908.

  Type genus:

   Koonunga Sayce, 1907.

Introduction

The family comprises six species, restricted to Victoria, south-eastern South Australia and northern Tasmania.

Diagnosis

Rostrum broad. Thoracomeres of similar lengths to pleonites; pleonite 6 without row of long spines along posterior margin. Eyes sessile or absent. Antenna 2 without scaphocerite. Mandible with palp. Maxilla 1 with palp. Thoracopod 1 7-articled, not forming a maxilliped, with tubular exopod, with epipod. Thoracopods 1–6 with exopod; thoracopods 7–8 without exopod. Pleopods without endopod, with multiarticulate exopod; except in male where pleopods 1–2 interact as a petasma. Uropods with 1-articled rami. Telson subtriangular, with acute point, and forming tailfan with uropods. Seminal receptacle present in female.

General References

Leijs, R., Bradford, T., Mitchell, J.G., Humphreys, W.F., Cooper, J.B., Goonan, P. & King, R.A. 2015. The evolution of epigean and stygobitic species of Koonunga Sayce, 1907 (Syncarida: Anaspidacea) in southern Australia, with the description of three new species. PLoS ONE (Public Library of Science) 10(8): 1-35

Sayce, O.A. 1908. On Koonunga cursor, a remarkable new type of malacostracous crustacean. Transactions of the Linnean Society of London 11: 1-15

History of changes