That would be a yes.
Harry
At 07:16 PM 11/18/2010, you wrote:
>Dear Harry,
>
>So, A. karsteni and A. nobilis both survived in the Panamic region?
>
>David
>-----Original Message-----
>From: "Harry G. Lee"
>Sent: Nov 18, 2010 7:32 AM
>To: [log in to unmask]
>Subject: [CONCH-L] Architectonica nobilis
>
>Dear Marlo, David, et al.,
>
>Architectonica karsteni and A. nobilis go back a=20
>long way together and are clearly distinct=20
>species. For around 15 million years they=20
>coexisted on both sides of the present-day=20
>isthmus of Panama (which runs east-west despite=20
>our revisionist geographers' persistent=20
>intimations). However, the former seems to have=20
>died out in the Caribbean, and the also occurs in western Africa.
>
>"Architectonica" peracuta (Dall, 1889) [=3D "A."=20
>discus (Philippi, 1844)] and "A." placentalis=20
>(Hinds, 1844) belong in Discotectonica Marwick, 1931.
>
>Bieler, R., 1993. Architectonicidae of the=20
>Indo-Pacific (Mollusca: Gastropoda). G. Fisher,=20
>Stuttgart, pp. 1-377 incl. 286 figs., 3 pls.
>
>Harry
>
>
>At 11:35 PM 11/17/2010, you wrote:
>>Harry,
>>
>>I'm a little confused here. Abbott (1974) has=20
>>Architectonica nobilis and A. peracuta as the=20
>>west Atlantic congeners. Both Abbott and Keen=20
>>said A. nobilis is found in the Panamic region=20
>>as well. (They distinguished A. peracuta from the Panamic A. placentalis).
>>
>>Is A. karsteni now the recognized name for the=20
>>Panamic cognate of A. nobilis? I found one at=20
>>Catch 22 Beach, San Carlos, Sonora, Mexico.
>>
>>David Kirsh
>>Durham, NC
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