The mill may have been fumigated, but the flour is embedded in every pore
and crack, and will likely to continue to be an attractant.  Thorough
vacuuming might help reduce it a little.
Linda Roundhill
Art and Antiquities Conservation, LLC
Woodinville, WA


On Wed, Feb 26, 2020, 3:52 AM Louis Sorkin <sor...@amnh.org> wrote:

> *Oryzaephilus surinamensis*, saw-toothed grain beetle
> Relatively small eyes with large space behind eye to back of head.
> as opposed to
> *Oryzaephilus mercator*, merchant grain beetle
> Relatively large eyes with small space behind eye to back of head.
>
> And not another species (O. acuminatus) that has been reported from
> Florida but not established.
>
> Louis N. Sorkin, B.C.E. | Entomologist, Arachnologist, Myriapodologist
>
> Insect Cuisine & Entomophagy Research
>
> Division of Invertebrate Zoology | American Museum of Natural History
>
> Central Park West at 79th Street | New York, New York 10024-5192
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> ------------------------------
> *From:* pestlist@googlegroups.com <pestlist@googlegroups.com> on behalf
> of Fiona McLaughlan <fiona.mclaugh...@dcc.govt.nz>
> *Sent:* Tuesday, February 25, 2020 9:43 PM
> *To:* pestlist@googlegroups.com <pestlist@googlegroups.com>
> *Subject:* [pestlist] Identification help
>
> EXTERNAL SENDER
>
> Hello, I also found two of these in a case containing wood and textiles.
> They are very small about 1-2mm I think they are sawtooth grain beetles? We
> display an old flour mill in the same case so they might be finding a food
> source in there (the mill was fumigated 9 years ago).
>
> Many thanks for your help, Fiona
>
>
>
> Fiona McLaughlan
>
>
> *Conservator Toitu Otago Settlers Museum              *
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