Eleven new South African earthworms (Oligochaeta: Microchaetidae) with new information on some known species, and an inventory of the microchaetids of KwaZulu-Natal Author Plisko, Jadwiga Danuta text African Invertebrates 2003 2003-12-31 44 2 279 325 journal article 10.5281/zenodo.7666260 2305-2562 7666260 Tritogenia alveata Plisko, 1997 Tritogenia alveata Plisko, 1997: 268 . Material examined: KwaZulu­Natal : Qudeni Forest Reserve : NMSA / Olig. 03440 valley, short grassland from top soil ( 28º39'40"S : 30º47'53"E ) 2 cl; NMSA / Olig. 03435 ( 28º39'42"S : 30º47'53"E ) hillside, short grassland from top soil, 1 cl; NMSA / Olig. 03433 ( 28º39'42"S : 30º47'54"E ) hillside, grassland between roots,1 cl; all collected 11 April 2001 by AJA , PN . Remarks: Described and known from the Qudeni Forest Reserve and its close vicinity ( Fig. 14 ). The tetrata species­group This newly proposed species­group is established for the species characterised by four rows of multiple spermathecae in segments 12–15, and spermathecal pores in intersegmental furrows 12/13 13/14 14/15 15/16. To date no other known Tritogenia species is characterised in this way.