Pristina foreli ( Piguet, 1906 )

Lee, Jeounghee & Jung, Jongwoo, 2016, Faunistic survey on freshwater annelids from Korea, Journal of Species Research 5 (3), pp. 279-288 : 280-281

4. Pristina foreli ( Piguet, 1906) ( Fig. 1C )

Naidium foreli Piguet, 1906: 222 .

Material examined. One individual was collected from Majang­ri, Gwangtan­myeon , Paju­si , Gyeonggi­do, E: 126°52′40.06″, N: 37°46′42.36″, 8 Aug 2014 (collector: Lee J). This specimen was mounted on a slide and deposited at NIBR ( KOSPIV0000216696 ) .

Remarks. P. aequiseta has giant chaetae in segment V or VI, while P. forelii does not. Our specimen has the characteristics of P. forelii , having no giant chaetae in segment V or VI ( Fig. 1C ).

World distribution. Cosmopolitan.

Figures

Fig. 1. A. Ventral chaetae of Paranais orientalis. B. A dorsal chaetal bundle of Prisitna breviseta. C. Ventral chaetae of P. forelii. D. A dorsal chaetal bundle of P. synclites. E. Ventral chaetae of Aulodrilus pluriseta. F. Dorsal chaetae of A. pluriseta. G. A penial sheath of Limnodrilus maumeensis. H. Chaetae of L. amblysetus. I. A dorsal chaetal bundle of Tubifex ignota. J. Dorsal chaetae of Psammoryctides albicola. K. Spermathecal chaetae of Varichaetadrilus vestibulatus. L. Ventral chaetae of Tasserkidrilus cf. acapillatus. Scale bars=A­D, G, K, L=10μm, E, F=20μm, H-J=1 μm.