Lanistes [SEP] parent taxon
Lanistes
Lanistes is a genus of freshwater snails which have a gill and an operculum, aquatic gastropod mollusks in the family Ampullariidae, the apple snails.
Distribution.
The distribution of the genus "Lanistes" includes Africa and Madagascar.
Description.
"Lanistes" has a unique anatomy among the Ampullariidae: it has a "hyperstrophic" sinistral shell. This means that the body of the snail is dextral (as in all other ampullariids), but the shell appears to be sinistral. However the sinistral appearance
1865
- "Lanistes ovatus" (Olivier, 1804)
- "Lanistes ovum" Peters in Troschel, 1845 - synonyms: "Lanistes magnus" Furtado; Lanistes olivaceus (Sowerby); "Lanistes procerus"; "Lanistes elatior" Martens, 1866; "Lanistes ovum bangweolicus" Haas, 1936; "Lanistes connollyi" Pain, 1954 "Lanistes ovum adansoni"; "Lanistes olivaceus "var." ambiguus"
- "Lanistes palustris" (Morelet, 1864)
- "Lanistes pfeifferi" (