The shell dimensions are narrow to correspond with the limpet's habitat: the narrow blades of surfgrasses in the genus Phyllospadix, found at low tide levels.
The habitat of ''Tectura palacea'' is the blades of surfgrasses in the genus ''Phyllospadix | ''Tectura palacea | Tectura | ''Phyllospadix'' is a food source for many animals including this ''Tectura palacea |