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Identification of beetles (Coleoptera)

Community and ForumInsects identificationIdentification of beetles (Coleoptera)

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20.04.2008 22:13, Buzman

To metallman.92: It is arched so that the process of the prothorax emerges from the mid-thoracic fossa and rests on its edge. When it then bends sharply, the process jumps off the stop and a strong push is obtained. Well, like a tavern... wink.gif

20.04.2008 22:29, metallman.92

thanks=)=)

20.04.2008 22:35, Buzman

To rpanin: By the way, very similar...
Likes: 1

21.04.2008 0:58, Bad Den

I've got a lot of stuff here, too smile.gif
A few barbels, as usual-Tanzania smile.gif
Who is it, please tell me?

1. 20 mm.
user posted image

2. 16 mm. (Zographus ? lineatus)
user posted image

3. 23 mm. (Tragocephala ? variegata)
user posted image

4. 18 mm. (someone from Callichromatini ?)
user posted image

5. 21 mm. (Anatragus ornatus ?)
user posted image

6. 30 mm (Callichromatini again ?)
user posted image

7. 13 mm
user posted image

This post was edited by Bad Den-08.04.2018 20: 30

21.04.2008 7:53, KingSnake

One of the leaf eaters? Caught in Mordovia, crawling on the sidewalk.

Pictures:
picture: listoed.jpg
listoed.jpg — (125.16к)

21.04.2008 8:24, Дзанат

smile.gif However, what sidewalks in Mordovia!!! smile.gif
Likes: 1

21.04.2008 8:32, Bad Den

KingSnake, similar to Chrysolina limbata or something close...

21.04.2008 9:39, KingSnake

KingSnake, similar to Chrysolina limbata or something close...

Hm... Th-he's not a fig not like him. More like Chrysolina sanguinolenta. Although I'm not an entomologist and I might be wrong...

21.04.2008 10:35, omar

Chrysolina sanguinolenta I suppose it is. If only you could still see from the front...

21.04.2008 10:43, Bad Den

Hm... Th-he's not a fig not like him. More like Chrysolina sanguinolenta. Although I'm not an entomologist and I might be wrong...

We need to take a big look from above...

21.04.2008 11:02, алекс 2611

Leaf beetles were at hand - I think it's Chrysolina sanguinolenta.
In my limbata specimens, the punctuation of the elytra is quite different.
By the way, in St. Petersburg, I also caught Chrysolina sanguinolenta more than once in the city on the sidewalks or nearby.

21.04.2008 11:12, Victor Titov

This is Chrysolina sanguinolenta. Although the angle is not very good, you can still see that the border of the elytra does not extend far to the scutellum (in limbata, it goes very close to it). In addition, in limbata, the inner edge of the border is more wavy, almost toothed, and the punctuation of the elytra (Alex 2611 is right!) is different.

This post was edited by Dmitrich - 21.04.2008 11: 13
Likes: 2

21.04.2008 11:16, Victor Titov


By the way, in St. Petersburg, I also caught Chrysolina sanguinolenta more than once in the city on the sidewalks or nearby.

Similarly! Especially in spring and autumn.

21.04.2008 12:59, Alexandr Rusinov

Of course, it looks like sanguinolenta, but I can't say for 100%, for this I need a photo of the pronotum, because in the group of species with a red border, not only sanguinolenta and limbata...

21.04.2008 15:50, Mylabris

Similarly! Especially in spring and autumn.

To accurately determine the leaf beetle, I recommend using the following table:
1 (2) is found on sidewalks..................................sanguinolenta
2 (1) avoids sidewalks..........................................limbata
Likes: 9

21.04.2008 17:56, KingSnake

Here, two photos. One on the front, the other on the side - from a better angle.
After all, this is Chrysolina sanguinolenta.

Pictures:
picture: listoed_1.jpg
listoed_1.jpg — (131.19к)

picture: listoed_2.jpg
listoed_2.jpg — (130.06 k)

Likes: 1

21.04.2008 20:47, Трофим

2 mems Message for 14.04.08. Belatedly, but nevertheless. Bug on the right PICT3645.jpg — (36.1 k)
Prostemma aeneicolle. I caught this one too this year.

21.04.2008 21:36, Guest

To Bad Den: very similar to your last photo Crossotus stypticus Pascoe, 1869
Likes: 1

21.04.2008 21:52, Buzman

To Bad Den: It sounds very similar to me.
It was me before that, I just forgot to log in smile.gif

This post was edited by Buzman - 21.04.2008 21: 53

Pictures:
picture: crossotus_stypticus2.jpg
crossotus_stypticus2.jpg — (138.28к)

Likes: 1

22.04.2008 0:32, Bad Den

2 Buzman: yes, it looks like...
On the other hand, my mustache is shaggier...

This post was edited by Bad Den - 04/22/2008 08: 41

22.04.2008 2:28, mems

..Sho, you're asleep, right?... and I'm looking at the mustache....... ... smile.gif

22.04.2008 8:39, Bad Den

..Sho, you're asleep, right?... and I'm looking at the mustache.......... smile.gif

And as a spectacle? smile.gif

22.04.2008 10:31, stierlyz

On page 8 of URL 375, Ripper once posted a picture of the Dorcadion beetle. As far as I remember, no consensus was reached after the discussion on this type. So, after collecting 20.04 I can say that this is a female D. pedestrian.

22.04.2008 10:34, Alexandr Rusinov

2King Snake:Now you can see that the leaf beetle is definitely sanguinolenta, no doubt about it.
2Mylabris: I once found limbata on the sidewalk in our city, so the definition table needs to be improved smile.gif
Likes: 3

22.04.2008 11:51, алекс 2611

[uqote=Anthrenus,22.04.2008 10:34] I once found limbata on the sidewalk in our city....
[/quote]

Drop everything and go to the glorious city of Yaroslavl...

22.04.2008 11:59, Alexandr Rusinov

Come, we will be glad. smile.gif
Likes: 1

23.04.2008 14:42, Victor Titov

  smile.gif However, what sidewalks in Mordovia!!! smile.gif

Yes, urban "sidewalk", random finds can be very interesting. In addition to the already mentioned Chrysolina sanguinolenta, the sidewalk has repeatedly thrown interesting beetles to me. I won't list them all offhand, but I remember a small (slightly larger than a May beetle) male rhinoceros beetle (with a tiny horn) found crawling along the road in April, Platyrhinus resinosus, Scotodes annulatus (by the way, except on the sidewalk, I didn't find it anywhere else lol.gif). I know that it is in the Elizar collection,but there is a specimen of Upis ceramboides found on the sidewalk in Yaroslavl. Curiosities!
Likes: 2

23.04.2008 17:08, Vitalin

[quote=Bad Den,21.04.2008 00:58]
Likes: 1

23.04.2008 17:41, алекс 2611

Yes, urban "sidewalk", random finds can be very interesting. In addition to the already mentioned Chrysolina sanguinolenta, the sidewalk has repeatedly thrown interesting beetles to me. I won't list them all offhand, but I remember a small (slightly larger than a May beetle) male rhinoceros beetle (with a tiny horn) found crawling along the road in April, Platyrhinus resinosus, Scotodes annulatus (by the way, except on the sidewalk, I didn't find it anywhere else lol.gif). I know that it is in the Elizar collection,but there is a specimen of Upis ceramboides found on the sidewalk in Yaroslavl. Curiosities!



Okay sidewalk. I'm adding to my collection at home on the windowsill. And not at night in the light, but during the day. For example, both of my caught in Flax.I caught two specimens of Aegomorphus clavipes at home on a windowsill.
And there are plenty of flies, wasps, and bees...
Likes: 1

24.04.2008 9:21, Nilson

Okay sidewalk. I'm adding to my collection at home on the windowsill. And not at night in the light, but during the day. For example, both of my caught in Flax.I caught two specimens of Aegomorphus clavipes at home on a windowsill.
And there are plenty of flies, wasps, and bees...

Well, on the trapper and the beast...
smile.gif
Likes: 3

24.04.2008 10:06, Alexandr Rusinov

Urban lawns in general are often inhabited by species that are absent outside the city or occur extremely locally. The reason is the increased temperature level, introduced plant species, and much more. In our city, there are forest-steppe and steppe species on lawns, which are quite problematic to find outside the city...
Likes: 3

24.04.2008 10:16, omar

Which ones are they?

24.04.2008 10:55, Alexandr Rusinov

I don't remember all the species for memory now, but the only instance of Calatus halensis in the region was found by Elizar in a city fountain, a population of Amara majuscula lives nearby on lawns, numerous Opatrum sabulosum (this species may be common in the Moscow region, but it is very, very sporadic in our country), there are southern species of carapaces (I don't remember the species).

This post was edited by Anthrenus - 04/24/2008 10: 59
Likes: 3

24.04.2008 11:37, omar

Anthrenus, did you get my letter?

24.04.2008 11:58, Alexandr Rusinov

Yes, thank you very much, the email has arrived, already answered.

26.04.2008 0:02, BO.

Here such "leaf-gnawers" were strewn with an elm tree at the bus stop. I took a couple to show you.
Astrakhan. April 25.

Pictures:
picture: SG101938.jpg
SG101938.jpg — (78.57к)

26.04.2008 0:29, Fornax13

This is Pyrrhalta (Neogalerucella) luteola (Muller, 1766). It's supposed to be called that. You can collect them in buckets in the elms.
Likes: 1

26.04.2008 9:23, KingSnake

One of the weevils? On a birch tree.

Pictures:
picture: zuk.jpg
zuk.jpg — (83.58к)

26.04.2008 12:38, Mylabris

Phyllobius sp., I think.

26.04.2008 14:41, Dmitry Vlasov

It is similar to Phyllobius pyri, and Chrysolina sanguinolenta is often found on sidewalks, because it develops on flax, and this is one of the usual weed species of plants.
2Dmitrich - I don't have a copy of Upis ceramboides found on a sidewalk in Yaroslavl - it's in the YAEIO collection. (You don't read articles well...)

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