I received the following note.  I am not sure why I received it.  I guess it
is for another Steve :)
 
Jose H. Leal wrote:
 
> Dear Steve,
>
> Your species number 7 is probably Macron aethiops (Reeve, 1847), a species
> "common on the outer coasts of Baja California, rare in the Gulf of
> California" according to Keen (1971, Seashells of Tropical West America).
> Check also the nice revision of the genera of Pseudolividae (family that
> includes the genus Macron) published by G. Vermeij (1998, Generic revision
> of the neogastropod family Pseudolividae, The Nautilus 111(2):53-84.)
>
> Regards,
>
> __________________________________________________________________________
> Jose H. Leal, Ph.D.
> Director, The Bailey-Matthews Shell Museum
> Editor-in-chief, THE NAUTILUS
> [log in to unmask]
> 3075 Sanibel-Captiva Road
> Sanibel, FL 33957 USA
> (941) 395-2233; fax (941) 395-6706
>
> "But fit the facts together in any other way and you get more nonsense
> instead of less." -- Travis McGee