Trachystis ariel Preston,1910 Shell:Conical with up to 5 whorls,periphery a little angular,very faint axial ribbing.Colouring pale pinkish,diameter up to 5 mm. Habitat:Variable forest types,on tree trunks and on the undersides of leaves. Distribution:Kenya,Mozambique southwards into KwaZulu-Natal's coastal region to the Eshowe area and inland to Ngome Forest.
Trachystis glanvilliana Ancey,1893 Shell:conical but with a very low spire,surface smooth,colouring pale brownish to pale pinkish,translucent.Diameter 3-4.5 mm but variable. Habitat:Woodland,valley bushveld,wodland,coastal lowland and Podocarpus forest in leaflitter. Distribution:Eastern South-Africa;southern Cape to the eastern Cape,Transkei into KwaZulu-Natal to Eshowe and Majuba and into the Free State(Harrismith)
Trachystis inclara Morelet,1889 Shell:Conical with 5 whorls,surface somewhat shiny,umbilicus very narrow. Colouring pale brown,diameter up to 6.8 mm. Habitat:Forests on treetrunks and the underside of leaves. Distribution:Eastern South-Africa;Keurbooms River eastwards through Transkei and KwaZulu-Natal coast to Durban,inland to KwaZulu-Natal Drakensberg(central and north-west).
Trachystis loveni Krauss,1848 Shell:Low conical with rounded base,periphery somewhat angular,umbilicus narrow. With oblique axial riblets,which bear short bristles.These are lost after the death of the animal or with age.Colouring pale or golden brown.Diameter up to 13.1 mm. Habitat:Coastal lowland,dune,different forest types on treetrunks or in shrubs. Distribution:Eastern South-Africa;Zululand(Kosi Bay) south to Port St Johns, Transkei,inland to Pietermaritzburg and Kranskop.Also Lydenberg and Shiluwane.
Trachystis conisalea Melvill & Ponsonby,1892
Shell:More globular than other Trachystis snails with hairs,periphery rounded,with rows of pale,
short bristles.Umbilicus narrow.Colour pale brown,translucent.Diameter up to 6.9 mm.
Habitat:Forest and woodland.
Distribution:Eastern South-Africa;KwaZulu-Natal.
Trachystis burnupi Melvill & Ponsonby,1892 Shell:Discoidal with a rounded periphery,surface somewhat glossy with closely set axial riblets.Colouring brownish yellow to pale golden brown.Diameter up to 10 mm. Habitat:Variable:woodland,forest,savanna in leaf-litter,under logs andaround tree trunks. Distribution:Eastern South-Africa;From the KwaZulu-Natal coast to northern Zululand,inland to the Creighton area,Dargle and Vryheid.
Trachystis aenea Krauss,1848 Shell:Similar to the above species but diameter larger,up to 13 mm,and umbilicus narrower. Habitat:Forests:scarp,coastal lowland and dune in leaflitter and under logs. Distribution:Eastern South-Africa;northern Pondoland to Hluhluwe and Maputo,to Dargle and Vryheid inland.
Trachystis subpinguis Connolly,1922 Shell:similar to T.glanvilliana but with a higher spire,up to 6 whorls. Colouring pale brown,translucent.Diameter up to 6.5 mm. Habitat:Forests on treetrunks,in leaflitter and under logs Distribution:Eastern South-Africa;KwaZulu-Natal through Transkei to the East London area,also in Shiluwane.