Help with Araecerus

Riaan Stals ?? VREHRS at PLANT5.AGRIC.ZA
Thu Dec 7 08:56:46 CST 2000

On 6 Dec 2000,  Ken Kinman wrote:

> Correct me if I am wrong, but isn't fasciculatus Degeer, 1775 the
> designated type species of Araecerus.

The type species of Araecerus, by original designation, is *coffeae*
Fabricius. Confirmed by both Zimmerman (1994) and Alonso-
Zarazaga & Lyal (1999).

>  If so, how did Zimmerman justify continued use of the generic
> name Araecerus for the coffee bean weevil?

This has *never* been in dispute.

> If coffeae and fasciculatus are closely related that should
> present no problem for genus Araecerus.

These animals are the same species. But the names are

> However, if I had to deal with this genus, I'd be sure to ascertain
> whether Zimmerman is applying a phylogenetic species concept
> or not, especially if these species are allopatric.

No question of allopatry here. Rather difficult to tell which species
concept Zimmerman adheres to.

>  If so, it could be just a matter of opinion whether the 1982
synonymy of these forms was correct or not.

Agreed. But that is what we have taxonomists for. Especially of
Zimmerman's ilk.




             RIAAN STALS
             VREHRS at PLANT5.AGRIC.ZA

         South African National Collection of Insects
         ARC - Plant  Protection  Research  Institute
         Private Bag X134  Pretoria 0002 South Africa
         Voice +27-12-323-8540    Fax +27-12-325-6998

DISCLAIMER: My viewpoint does not necessarily coincide
            with or differ from that of my employer

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