It definitely looks like some sort of dermestid larva, but it’s mired in glue and difficult to determine.
Tom Parker > On Sep 26, 2019, at 4:32 PM, Tocci (Lewis-Gentry), Genevieve E. > <[email protected]> wrote: > > Hello Ozge, > > It doesn’t look at all like what is referred to as a larder beetle on these > websites to me: > https://extension.umn.edu/insects-infest-products-and-houseplants/larder-beetles > https://hortnews.extension.iastate.edu/larder-beetle > https://ento.psu.edu/extension/factsheets/larder-beetle > > To me it looks like a dermestid beetle of some sort. It is hard to tell from > the photo but some of the features remind me of a buffalo carpet beetle. > https://museumpests.net/wp-content/uploads/2019/03/Buffalo-Carpet-Beetle.pdf > > If you have an increase, and don’t know where they are then looking for both > an influx and that they may already be present seems the best course of > action. Additional trapping by doors/hallways. If you can afford any > pheromone traps, putting them out in a wide distribution and adding or moving > them closer to where you are getting more “hits” on your traps so you can > then pinpoint where you want to start spot checking. I had to do this for > cigarette beetles at one point and it was very helpful to narrow down an area > before opening and checking cabinets. We then found lots of activity, but > still checked a lot of cabinets. I checked the pheromone traps 2x a week at > first we had so many and adjusted from there. > > I hope it’s nothing, and I hope someone else has a more confident ID for you. > Genevieve > > ================================================= > Genevieve E. Tocci (she, her, hers) > Senior Curatorial Technician > Harvard University Herbaria > 22 Divinity Ave., Cambridge, MA 02138 U.S.A. > Phone: 617-495-1057 Fax: 617-495-9484 > [email protected] > > From: [email protected] <[email protected]> On Behalf Of Ozge > Gencay-Ustun > Sent: Thursday, September 26, 2019 4:20 PM > To: [email protected] > Subject: [pestlist] FW: ID an unknown larva and carpet beetle larva problem > > …Ahem, a while ago I had submitted the below inquiry and heard from no one, > but since then I’ve seen some activity, so maybe my message fell through to > cracks because I live close to the western part of the international date > line (ie. most people wrap up their work days when I’m just starting)? I hope > so… > > > From: [email protected] <[email protected]> On Behalf Of Ozge > Gencay-Ustun > Sent: Wednesday, September 18, 2019 10:23 AM > To: [email protected] > Subject: [pestlist] ID an unknown larva and carpet beetle larva problem > > Dear Pestlisters, > > Do you think this is a larder beetle larva? It is found in our conservation > lab storage where there are leather scraps and other synthetic material along > with paper etc. This is in one of our campuses, where I also found a live > carpet beetle larva. > > Also we have been finding an influx of carpet beetle larva in our other > campus, too. I found 7 carpet beetle in every 130 trap this year (1:18.5) > and 5 in 130 trap (1:26) in this month only and two of them were alive. The > area is 100 000 sq feet (~9300 sq meter). How worried should I be? It is a > large area so how do I find any infested objects if that exists (in the past > I found two infested objects after two different drugstore beetle outbreaks, > but those were in our former storage area which was way smaller). The larvae > seem to be concentrated on collection areas and none yet found in the offices > or conservation labs. Are they trying to find food, or have they found the > food source? I’d appreciate any insight. > > Thank you for your time, > > Özge Gençay-Üstün > Associate Conservator > > AUTRY MUSEUM OF THE AMERICAN WEST > 4700 Western Heritage Way > Los Angeles, CA 90027-1462 > Direct: 323.495.4328 • E-mail: [email protected] > Current exhibitions→TheAutry.org > > . > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/CO2PR0801MB213438B75573F10AED60F27680860%40CO2PR0801MB2134.namprd08.prod.outlook.com. > -- > You received this message because you are subscribed to the Google Groups > "Museumpests" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/pestlist/BN8PR07MB63373BFE548CB6DED9C858BBD5860%40BN8PR07MB6337.namprd07.prod.outlook.com. -- You received this message because you are subscribed to the Google Groups "Museumpests" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/pestlist/811FD83F-CC22-4C5B-A78F-1A94278AA9D4%40aol.com.
