Genus Nexogaster Blakemore & Kingston, 1997
- Nexogaster Blakemore, R.J. & Kingston, T.J. 1997. Opisthogastric earthworms (Megascolecidae: Oligochaeta) and allied forms in north-western Tasmania. Journal of Natural History 31(11): 1683-1708 [1686].
Type species:
Nexogaster sexies Blakemore & Kingston, 1997 by original designation.
Distribution
States
Tasmania
IBRA
Tas: Ben Lomond (BEL), Flinders (FLI), King (KIN), Tasmanian Central Highlands (TCH), Tasmanian Northern Midlands (TNM), Tasmanian Northern Slopes (TNS), Tasmanian South East (TSE), Tasmanian Southern Ranges (TSR), Tasmanian West (TWE)
Diagnosis
Setae 8 per segment. Dorsal pores present. Male pores from racemose prostates paired on XVIII. An oesophageal gizzard in V and moniliform intestinal gizzards in the region of XXII-XXVII. Meronephric, avesiculate, not tufted anteriorly; funnels? Calciferous glands and caeca absent, typhlosole present. Penial setae present. Spermathecae 2 pairs, spermathecal diverticula single, clavate.
Diagnosis References
Jamieson, B.G.M. 2000. Native Earthworms of Australia (Megascolecidae, Megascolecinae). Enfield, New Hampshire, USA : Science Publishers, Inc. [CD ROM] 2506 pp. [Date published 12 December 2000] [854]
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 17-Oct-2023 | OLIGOCHAETA | 07-Feb-2013 | MODIFIED | Dr Robin Wilson |
| 15-Jul-2010 | MODIFIED |