Authority attributed to Forbes. The name occured earlier as nomen nudum in Morris (1854) and Forbes (1856). [details]
Combination implied by Newton (1891), who used an earlier, unavailable name (Sphaerium exiguum, based on "Cyclas ... [details]
Headon Hill (near Totland), Isle of Wight, United Kingdom [details]
Dulwich (nowadays in London), England, United Kingdom [details]
Headon Hill (near Totland), Isle of Wight, United Kingdom [details]
Dulwich (nowadays in London), England, United Kingdom [details]
Charlton (nowadays within London), England, United Kingdom [details]
Headon Hill (near Totland), Isle of Wight, United Kingdom [details]
Dulwich (nowadays in London), England, United Kingdom [details]
Dulwich (nowadays in London), England, United Kingdom [details]