Astraea undosa
(Sowerby, 1821)

Mollusca, Gastropoda, Thaididae

Height: 20-35 mm

Habitat: rock crevices near mussel beds

Documented occurrences of Astraea undosa:



Localities by County, City/Area, and Name Year Earliest* Latest*

Los Angeles Malibu Point Dume 1960 1960 1960
Los Angeles Palos Verdes Peninsula Abalone Cove 1960 1960 1960
Los Angeles Palos Verdes Peninsula Flatrock Point 1960 1960 1960
Los Angeles Palos Verdes Peninsula Flatrock Point 1960 1960 1960
Los Angeles Palos Verdes Peninsula Flatrock Point 1960 1960 1960
Los Angeles Palos Verdes Peninsula King Harbor Breakwater 1960 1960 1960
Los Angeles Palos Verdes Peninsula Lunada Bay 1960 1960 1960
Los Angeles Palos Verdes Peninsula Palos Verdes General 1960 1960 1960
Los Angeles Palos Verdes Peninsula Palos Verdes General 1960 1960 1960
Los Angeles Palos Verdes Peninsula Whites Point 1960 1960 1960
Los Angeles San Clemente Island Horse Cove 1960 1960 1960
Los Angeles San Clemente Island Horse Cove 1960 1960 1960
Los Angeles San Clemente Island Pyramid Cove 1960 1960 1960
Los Angeles San Clemente Island San Clemente Island General 1960 1960 1960
Los Angeles San Pedro Deadman's Island 1960 1960 1960
Los Angeles San Pedro Point Vicente 1960 1960 1960
Los Angeles San Pedro Portuguese Bend 1960 1960 1960
Los Angeles San Pedro San Pedro Bay 1960 1960 1960