Published December 31, 2003 | Version v1
Taxonomic treatment Open

Proandricus gracilis

Authors/Creators

Description

Proandricus gracilis (Michaelsen, 1907)

Microchaetus gracilis Michaelsen, 1907: 8; Michaelsen 1913 c: 443, 1918: 330; Reynolds & Cook 1976:108. Proandricus gracilis; Plisko 1992: 362, 2000 b: 252.

Material examined: KwaZulu­Natal: Wagendrift Nature Reserve: NMSA /Olig.03354 (29º02'31"S: 29º50'13"E) in top layers of soil and among grass roots in summit grassland, 27 February 2001, 12 juv, [2 with tubercula pubertatis and slightly marked clitellum] AJA, PN; NMSA /Olig.03451 (29º02'32"S: 29º50'15"E) in top layer of soil above rocks, medium­high grass and small shrubs, 4 May 2001, 14 cl, AJA, BK. Eastwolds (30º00'S: 29º55'E) area, ca. 30 km north­west of Ixpopo along the road to Bulwer, from fallow ground: NMSA /Olig.00720, 1 mature, autotomised into 4 pieces; NMSA / Olig.00730, 12 cl abscised anterior parts + 10 juv + 10 abscised juv; all collected 29 January 1991 by JDP; ca. 25 km north­west of Ixopo along the road to Bulwer, from ditch near road, NMSA /Olig.00657, 1 with partly absorbed clitellum and tubercula pubertatis, in quiescent phase, 5 June 1990, JDP, A. Zicsi.

Remarks:The species is related to ivari and jasoni. Recently studied material differs slightly from the type descriptions. The variations were observed in the shape of clitellum, number and position of papillae and in the shape of genital glands. Collection sites are shown in Fig. 7.

Notes

Published as part of Plisko, Jadwiga Danuta, 2003, Eleven new South African earthworms (Oligochaeta: Microchaetidae) with new information on some known species, and an inventory of the microchaetids of KwaZulu-Natal, pp. 279-325 in African Invertebrates 44 (2) on page 306, DOI: 10.5281/zenodo.7666260

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Linked records

Additional details

Biodiversity

Collection code
NMSA, AJA, PN, JDP
Event date
1990-06-05
Verbatim event date
1990-06-05/2001-05-04
Scientific name authorship
Michaelsen
Kingdom
Animalia
Phylum
Annelida
Order
Crassiclitellata
Family
Microchaetidae
Genus
Proandricus
Species
gracilis
Taxon rank
species
Taxonomic concept label
Proandricus gracilis (Michaelsen, 1907) sec. Plisko, 2003

References

  • REYNOLDS, J. W. & COOK, D. G. 1976. Nomenclatura Oligochaetologica. A catalogue of names, descriptions and type specimens of the Oligochaeta. Ottawa: Runge Press.