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Subject:
From:
Andrew Grebneff <[log in to unmask]>
Reply To:
Conchologists of America List <[log in to unmask]>
Date:
Sun, 27 Oct 2002 12:13:36 +1300
Content-Type:
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>X-Originating-IP: [212.30.76.77]
>From: "milan peternel" <[log in to unmask]>
>To: [log in to unmask]
>Subject: alcoholed specimens
>Date: Sat, 26 Oct 2002 17:49:35 +0000
>X-OriginalArrivalTime: 26 Oct 2002 17:49:35.0932 (UTC)
>FILETIME=[0C5417C0:01C27D18]
>X-scanner: scanned by Inflex 1.0.12.4 - (http://pldaniels.com/inflex/)
>
>Hi Andrew,
>
>seems that my messages are delivered to conch-l wit 3-4 days of
>delay, or they are not delivered at all. So I'm mailing you a copy
>of the message which I unsuccessfully  tried to post to the conch-l.
>
>SUBJECT: SPECIMENS REMOVED FROM ALCOHOL:
>Thank you for reply.
>My question about drying of "alcoholed" specimens may appear in your
>inbox 3 x-I had troubles with delivering the message to the conch-l
>and sent it 3 times in 3 days. Please ignore my extra e-mails with
>subject "shells removed from alcohol". Sorry!
>
>According to my experience Limpets, including Lepetodrilus, survive
>drying without problems. Perhaps the non-coiled shells are not
>exposed to such tension.
>Only L. fucensis is prone to cracking. My specimens literally
>exploded (imploded, properly speaking) when left to dry overnight.
>Nearly all dried fucensis offered by dealers are MORE or less
>cracked.
>
>Drying of Cyathermia naticoides is also risky.
>I will try Leslie's method with some specimen-can't wait to see the
>results. It sounds logical when Andrew says that slow drying will
>only delay cracking. Hope that cracking will be delayed for, say, 50
>years :)
>
>Another problem with alcohol-stored specimens is that their shells
>slowly dissolve in alcohol. That's why they are best preserved dry .
>Formalin is acidic and therefore even worse. You need to buffer it
>with calcium carbonate to prevent dissolution of shell.
>
>
>PS. Andrew, "Aforia" is still valid. I created this new e-mail
>account because I'm rarely at home and my inbox would choke up with
>conch-l mails. Have 1 Provanna, decollated as always, no
>Clypeosectus.
>This one is interesting because shell has slit which almost splits
>it in two halves.
>Temnocinclis euripes  is Scissurellid which is so split (like
>mid-ocean rift zone) that looks bizarre.
>Check this:
>http://www.pmel.noaa.gov/vents/nemo/explorer/bio_gallery/biogallery1.
>html
>
>
>
>
>
>
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