Complex sentence: The genus includes 18 formally described species, and several yet undescribed species, which include a number of species commonly kept in cichlid aquariums such as "L. caeruleus" (electric yellow).
Split into simpler sentences: The genus includes 18 formally described species, and several yet undescribed species. It includes a number of species commonly kept in cichlid aquariums such as "L. caeruleus" (electric yellow).