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Identification of beetles (Coleoptera)

Community and ForumInsects identificationIdentification of beetles (Coleoptera)

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30.06.2008 1:17, Victor Titov

Help with the definition. Samara region, June

Last two photos: barbel-Aromia moschata L.;
love elephants-Larinus sp.
Likes: 1

30.06.2008 3:52, Ilia Ustiantcev

Help identify the beetles. Moscow Region, Orekhovo-Zuyevsky district.
1.picture: IMG_2335.jpg
2.picture: IMG_2364.jpg
3.picture: IMG_2504.jpg
4.picture: IMG_2618.jpg
5.picture: IMG_2656.jpg

02.07.2008 6:37, Raptor

I find it difficult with usach.It is 23-30 mm long.They are found in a decent number of umbrella plants with a thick stem.I didn't meet him before for some reason.

Pictures:
picture: ____028.jpg
____028.jpg — (130.15к)

02.07.2008 6:46, Raptor

[quote=Ilya U, 30.06.2008 03: 52]

02.07.2008 6:50, Raptor

Help with the definition. Samara region, June
And before the barbel Waxwort Trichius fasciatus

02.07.2008 7:17, KingSnake

Likes: 1

02.07.2008 12:00, akulich-sibiria

help with the elephants...at the river on the willow (Kuznetsk Alatau)
1,2 reached Dorytomus? but on the green like a dead end.....
picture: P7010103_.jpg
picture: P7010104_.jpg
picture: P7010105_.jpg
picture: P7010106_.jpg

and 3-like Elleschus sp.
picture: P7010107_.jpg

02.07.2008 12:51, Vitnaz

help with the elephants...at the river on the willow (Kuznetsk Alatau)
1,2 reached Dorytomus? but on green like a dead end.....
and 3-like Elleschus sp.

1 Most similar to Dorytomus dorsalis (L.) .2
-Dorytomus ?schoenherri (absolutely no guarantee - in fact, you need the lateral edge of the pronotum (pubescence) and the prothorax, body size without a cephalotube, length of the cephalotube, edeagus).
3-looks like Orchestes stigma, no hind legs or chest visible!
Likes: 1

02.07.2008 12:56, guest: Vitnaz

(2 - maybe D. hirtipennis....)

02.07.2008 14:05, akulich-sibiria

1 Most similar to Dorytomus dorsalis (L.) .2
-Dorytomus ?schoenherri (absolutely no guarantee - in fact, you need the lateral edge of the pronotum (pubescence) and the prothorax, body size without a cephalotube, length of the cephalotube, edeagus).
3-looks like Orchestes stigma, no hind legs or chest visible!



I completely agree with the first one..I found it in Jacobson's determiners..How I missed it confused.gif
and at the expense of the second...edegaus is not a problem smile.gif...but I can say for sure that there are no long cilia on the leading edge of the peregrine breast..I'm leaning towards D. affinis. and it seems to fit the size, mine is 4.5 mm..don't even know eek.gif
3-I am more inclined to the genus Elleschus.the head tube does not taper to the top, and the 2nd sternite is directly cut...and claws with teeth...and Orchestes stigma seems to be the same as Rhynchaemus stigma, I put it on the previous page...this beetle is less than twice as large...smaller than 2 mm

02.07.2008 15:49, akulich-sibiria

elephants caught on the banks of the Yenisei River..It's probably Otiorrhynchus..but here are some of them...maybe albidus..maybe...brunneus confused.gif

Pictures:
picture: P7020115_.jpg
P7020115_.jpg — (143.05к)

picture: P7020116_.jpg
P7020116_.jpg — (130.18к)

picture: P7020117_.jpg
P7020117_.jpg — (81.59к)

02.07.2008 16:01, Guest

I find it difficult with usach.It is 23-30 mm long.They are found in a decent number of umbrella plants with a thick stem.I didn't meet him before for some reason.

Aromia moschata L.

02.07.2008 16:05, Victor Titov

It was me...Something wasn't recognized immediately.

02.07.2008 19:42, Victor Titov

Help identify the beetles. Moscow Region, Orekhovo-Zuyevsky district.

In order of images:
1. Neomysia oblongoguttata.
2. Staphylinus caesareus or dimidiaticornis (for the exact definition, the hair on the temples is not visible; in caesareus they are yellow, in dimidiaticornis they are black.
3. But this is very similar to the notorious Aegomorphus wojtylai
4. The nutcracker is very worn...
5. Nicrophorus, and for an exact definition, I did not see the color of the clubs on the antennae and the presence (absence) of "wool" on the pronotum. But I am still inclined to N. vespillo (by the curved hind legs, the color of the hairs on the abdomen).

This post was edited by Dmitrich-02.07.2008 20: 13
Likes: 1

02.07.2008 20:31, Mylabris

To akulich-sibiria: all three are undoubtedly otiorinchi (sensu lato). But here's a photo to determine almost hopeless, even knowing the locale. And three (and not two) different types, as it seems to me.
Although the photo of the first copy suggests that he was already found dead. And a long time ago.

This post was edited by Mylabris - 02.07.2008 20: 33
Likes: 1

02.07.2008 22:46, mikee

Good day, ladies and gentlemen!
Very similar to the larvae of P. (L.) lugubris (Herbst.) = marmorata F, Mr. mikee (imagos have already been identified, as I suspect, and the cocoon shape is similar), and the exit of beetles (if you took them with you in the same dust!), should be about 2 - 3 weeks old.

Good afternoon, Mr. Nimrod. Thank you very much. I dug the hollow tree, but I didn't take anything from it, because I'm only superficially interested in beetles. If you are interested, I can remove the contents of the hollow tree for you next weekend and bring them to Moscow. The transfer is possible at the congress on July 13 or in any other way, as long as there is a benefit. I just have no idea how to store and drag all the contents indiscriminately. I wonder why the faces do not hurry to pupate inside the cocoon? Is it cold? And isn't it too late for the beetles to hatch - the end of July? By the way, the beetle was caught under a completely different tree.

03.07.2008 9:30, Bad Den


4. The nutcracker is badly worn…

Similar to Adelocera (=Lacon) murina, I think...
Likes: 1

03.07.2008 11:33, Vitnaz

with the first 3-I'm more inclined to the genus Elleschus.the head tube does not taper to the top, and the 2nd sternite is directly cut...and claws with teeth...and Orchestes stigma seems to be the same as Rhynchaemus stigma, I put it on the previous page...this beetle is less than twice as large...less than 2 mm.

Elleschus checked, habitually collectible specimens are absolutely not similar to the photo; in addition, I have a Rh. stigma of about 2 mm. Maybe worn?

This post was edited by Vitnaz - 03.07.2008 11: 40
Likes: 1

03.07.2008 11:36, Vitnaz

elephants caught on the banks of the Yenisei River..It's probably Otiorrhynchus..but here are some of them...maybe albidus..maybe...brunneus confused.gif

Otiorhynchus is without a doubt, but a species? smile.gif
The first two are difficult, it is not clear exactly whether the tops of the front legs are extended outward and whether there are teeth on the thighs, the sculpture of the pronotum is unclear,
the last one is similar to O. conspersus.

This post was edited by Vitnaz - 03.07.2008 11: 51
Likes: 1

03.07.2008 12:14, Nimrod

My compliments, ladies and gentlemen!
Thank you, Mr. mikee, for your responsiveness. Perhaps you should not worry about this, since P. lugubris is quite common and I have quite a lot of materials on pupae and larvae of this species.
Likes: 2

03.07.2008 17:48, akulich-sibiria

To akulich-sibiria: all three are undoubtedly otiorinchi (sensu lato). But here's a photo to determine almost hopeless, even knowing the locale. And three (and not two) different types, as it seems to me.
Although the photo of the first copy suggests that he was already found dead. And a long time ago.

maybe he died a long time ago..it's 1999, it's hard to remember. smile.gif ..can you tell me where you can view the definition of " ey " elephants by keys..I will be very grateful to you shuffle.gif

03.07.2008 17:51, akulich-sibiria

Otiorhynchus is without a doubt, but a species? smile.gif
The first two are difficult, it is not clear exactly whether the tops of the front legs are extended outward and whether there are teeth on the thighs, the sculpture of the pronotum is unclear,
the last one is similar to O. conspersus.

in general, there is no prospect with them....I'll try what thread to come up smile.gifwith

03.07.2008 17:56, akulich-sibiria

Elleschus checked, habitually collectible specimens are absolutely not similar to the photo; in addition, I have a Rh. stigma of about 2 mm. Maybe worn?

on the last page, I gave a photo of the alleged stigma...please take a look...so that one seems to fit, of course you can't tell for sure without an autopsy, I'll try to tinker with this bug again...maybe it's worn smile.gif

06.07.2008 20:48, brgadr

help with the elephants...at the river on the willow (Kuznetsk Alatau)
1,2 reached Dorytomus? but on the green like a dead end.....


The first is undoubtedly Dorytomus dorsalis (L.)
The second Dorytomus is harder, not all signs are visible. It is possible that affinis. (But in this case, it should now be called Dorytomus edoughensis Desbr.)
The last beetle of the genus Isochnus. Similar to I. flagellum. However, to determine more precisely, you need to prepare the genitals.

06.07.2008 20:54, brgadr

elephants caught on the banks of the Yenisei River..It's probably Otiorrhynchus..but here are some of them...maybe albidus..maybe...brunneus confused.gif

Fortunately, the Otiorinhi are familiar.
1 и 2 - Otiorhynchus grandineus Germ. (siberian species, common in the Krasnoyarsk region)
3 - Otiorhynchus conspersus (Hbst.)
Likes: 2

07.07.2008 2:38, Guest

Help identify the beetles. Moscow Region, Orekhovo-Zuyevsky district.
1.picture: IMG_2335.jpg
2.picture: IMG_2364.jpg
3.picture: IMG_2504.jpg
4.picture: IMG_2618.jpg
5.picture: IMG_2656.jpg

barbel Aegomorphus clavipes
nutcracker Agrypnus murinus
other You seem to have identified correctly

To everyone: http://www.kerbtier.de/ = a useful site for quick orientation in sredneeuropeodinye zhuki, which was not previously located due to the fact that there the names below the family are not searched for by search engines: they are written in pixels...
you may have known him, of course...
Likes: 9

07.07.2008 17:49, пигидий

I beg your pardon for getting into trouble with alien gooseberries -- but I'd really like to hear some scientific opinions about a couple of temperate-belted northerns. slontsov. pictures of them -- http://bugguide.net/node/view/101562 and http://bugguide.net/node/view/107726
funny people hurt, but they hang like street children a long time ago

07.07.2008 22:54, guest: Дмитрий

Hello. Can you help me? today I climbed into the country attic, and was upset - some animals started up in the boards of the roof crate (the board is uncut and as it turned out, the builders once cheated, did not completely remove the bark from the edges) You can hear a clear "crunch-crunch" and on the floor, under the foci of damage, piles of wood dust. They seem to be eating the last of the bark for now, but what will happen when it ends?! Will they disappear or start chewing on the rest?
Here are photos of the suspects, I would like to accurately identify the cohabitants smile.gif.

such, I found several times in the house, I think that this is their "handiwork". (~15mm long)
http://img-fotki.yandex.ru/get/25/chibisov...5b4589_orig.jpg

but I got this larva just by picking up the bark in the place where it crunched. (same 15 mm long)
http://img-fotki.yandex.ru/get/55/chibisov...a9f744_orig.jpg

08.07.2008 6:30, Mylabris

Dear Dmitry, The larvae that crunch are the larvae of woodcutter beetles, and they gnaw the wood. The beetle in the photo is not from the same larva-it is another pest, Tenebrio molitor, develops in all sorts of prishchevye stocks, cereals, etc.

08.07.2008 9:50, guest: Дмитрий

Thank you, you were very helpful. Can't there be a mistake with an adult beetle? We do not have any food supplies at home and it looks so much like a beetle from the picture found by the search, for the query "woodcutter beetle"

http://forest.geoman.ru/forest/item/f00/s0...pic/001_367.jpg

08.07.2008 10:01, Bad Den

Thank you, you were very helpful. Can't there be a mistake with an adult beetle? We do not have any food supplies at home and it looks so much like a beetle from the picture found by the search, for the query "woodcutter beetle"

http://forest.geoman.ru/forest/item/f00/s0...pic/001_367.jpg

It doesn't look like the bug in the picture smile.gifat all

08.07.2008 13:26, brgadr

 http://bugguide.net/node/view/107726


This animal is Laemosaccus from the nephele complex. Hardly nephele Herbst 1797 himself.
Compare it yourself: http://entomology.lsu.edu/lsam/twig/Twig_sp19.htm
A relative of our Magdalis.
With a different kind of confusion yet. America is still an alien fauna.
Likes: 2

08.07.2008 15:37, Alexander Zarodov

Help with a leaf beetle, very small - size 5 mm or so, presumably on St. John's wort. MO, June.

Cryptocephalus moraei?

picture: bug11.jpg

08.07.2008 15:44, пигидий

... Laemosaccus from the nephele complex...

I am deeply indebted to you for your unselfish help. I'm still burning with curiosity about the second bear cub, but of course I'm fine with it-within the limits of the visible universe, this question excites only two or three people...

This post was edited by pygidiy-08.07.2008 16: 03

08.07.2008 15:53, пигидий

Cryptocephalus moraei?

угу.
Likes: 1

08.07.2008 18:53, Fornax13

This animal is Laemosaccus from the nephele complex. Hardly nephele Herbst 1797 himself.
Compare it yourself: http://entomology.lsu.edu/lsam/twig/Twig_sp19.htm
A relative of our Magdalis.
With a different kind of confusion yet. America is still an alien fauna.

The first one reminded me of some small cryptorhinx for some reason, but the paws are very strange. This is in the order of delirium smile.gif

08.07.2008 19:20, пигидий

reminded me of some small cryptorhinx, but the legs are very strange

he really has a" litter "look - like an akalles without a pencil case for the nose, and at first I was reminded of some small thing that was once listed among the "hylobiins", but then I noticed a scar from a pince-nez above the nose and sneakers of a characteristic design. it's so sweet.

08.07.2008 20:45, Fornax13

Yes, this scar on the nose is also embarrassing - I don't remember anything like this except for some baridins. But this is absolutely unbelievable. Maybe try using the Sarasaga scientific poke method? smile.gif

08.07.2008 21:12, пигидий

... a scar ...Except for some of the baridins I don't recall

the Baridins, of course, but the Erririnins, I remember, also have some of these sins. I'm sitting here as if on a zone, no books really, no collections-I feed on one fading memory, storing scraps of information from 16 years ago. Tell me the saga of that Sarah you mentioned in passing."
Likes: 1

08.07.2008 21:24, Fornax13

Yes, it seems that there is an Alonso-Zarazaga catalog of weevils up to the genus, almost on a global scale. I don't think so... I don't remember exactly what happened. Here is a friend from the Caucasus will return - he seems to have had this opus.

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