Dear Fabio,
it seems to me that in "An Atlas of cowrie  radulae" by Bradner & Kay, 1996
only  13 (not 31) patterns are mentioned and these patterns "are remarkably
consistent with M. Schilder and F. Schilder's (1971) generic arrangements of
the cowries."
Best regards
Ed
----- Original Message -----
From: "Fabio Moretzsohn" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, December 10, 2008 8:35 PM
Subject: Re: [CONCH-L] Cypraea mantellum (part 2)


> (I tried to send the second part of my message 3 days ago, but
> apparently it bounced again. It seems that Conch-L's server counts all
> formatting tags as part of the message, making it longer than what you
> see in HTML email. Here is my last trial, in plain text, without
> formatting. I apologize to those who received it repeatedly)
>
> (continuation from previous message)
>
> In the meantime, Pat Burgess, following Kay's advice, described
> several new cowries, including renaming a few, like Pustularia
> (Annepona) mariae Schilder, 1927, which under the single genus scheme
> was preoccupied by a previously named cowrie, Cypraea camelopardalis
> var. mariae Schilder, 1924. The replacement name was Cypraea mantellum
> Walls and Burgess, 1980. See Biraghi 1981, Rosenberg 1997 for more
> detail
> (http://www.conchologistsofamerica.org/articles/y1997/9709_rosenberg.asp).
> As Rosenberg pointed out, the name Cypraea mariae should not be used.
> If you accept a single genus, then the name should be Cypraea
> mantellum Walls and Burgess, 1980; if you accept several genera, then
> the correct name is Annepona mariae (Schilder, 1927).
>
> The ICZN has no jurisdiction about the use of a single genus or
> multiple genera in the Cypraeidae (or Conidae, or any family), so
> there is no right or wrong, it is a matter of personal choice. Some
> collectors prefer to keep all of their cowries arranged in a single
> genus; most researchers now prefer to use multiple genera, because
> species within each genus are more closely related to each other than
> to species in other genera, so it makes communication easier.
> Alternatively, you could use Cypraea for all species and the different
> genera as subgenera.
>
> Given the increasing amount of information available in the last 50
> years since Kay (1957b) proposed returning to the use of a single
> genus, we now know a lot more about relationships in the cowries, so
> even Bradner and Kay (1996) recognized 31 "patterns" of cowrie radular
> (in their atlas of cowrie radulae), which are remarkably similar to
> the systematic arrangement of Schilder and Schilder (1971). The
> molecular work by Chris Meyer (2003, 2004) is probably the most solid
> work in the Cypraeidae, and his molecular data DOES support most
> genera previously defined by conchological and anatomical data.
>
> My two cents.
>
> Fabio
>
> ------------
>
> Biraghi, G. 1981. Where is Linnaeus? We need him now! Hawaiian Shell
> News 29(12): 3.
>
> Bradner, H. and E. A. Kay. 1996. An atlas of cowrie radulae (Mollusca:
> Gastropoda: Cypraeoidea: Cypraeidae). The Festivus 28: 1–179.
>
> Kay, E.A. 1957a. The systematics of the Cypraeidae as elucidated by a
> study of Cypraea caputserpentis and related forms. Ph.D. dissertation,
> University of Hawaii, Honolulu, HI.
>
> Kay, E.A. 1957b. The genus Cypraea. Nature 180: 1436-1437.
>
> Kay, E.A. 1960. Generic revision of the Cypraeinae. Proceedings of the
> Malacological Society of London 33: 278-287.
>
> Meyer, C. P. 2003. Molecular systematics of cowries (Gastropoda:
> Cypraeidae) and diversification patterns in the tropics. Biological
> Journal of the Linnean Society 79(3): 401–459.
>
> Meyer, C. P. 2004. Toward comprehensiveness: increased molecular
> sampling within Cypraeidae and its phylogenetic implications.
> Malacologia 46(1): 127–156.
>
> Schilder, F.A. 1922. Contributions to the knowledge of the genera
> Cypraea and Trivia. Proceedings of the Malacological Society of London
> 15: 98-122.
>
> Schilder, M. and Schilder, F.A. 1971. A catalogue of living and fossil
> cowries. Mémoires de Institut Royal des Ciences Naturelles de Belgique
> (2éme Series) 85: 1-246.
>
> Steadman, W.R. and Cotton, B.C. 1946. A key to the classification of
> the cowries (Cypraeidae). Records of the South Australian Museum 8:
> 503-530 + 13 plates.
>
> -------------------------------------------------
> Fabio Moretzsohn, Ph.D.
> Assistant Research Scientist
> Harte Research Institute for Gulf of Mexico Studies
> Texas A&M University-Corpus Christi
> 6300 Ocean Drive, Unit 5869
> Corpus Christi, TX 78412-5869
> Phone: (361) 825-3230
> Fax: (361) 825-2050
> mollusca [at] gmail.com
>
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