PIcked these up in Socal... trying to ID

Ometeo

Fresh Imago
Hello,

I found these in Socal and am trying to get an ID on them...





larvae found on fallen, rotten wood.



Thought this guy was a Scaphinotus sp. want to make sure.

Bembidion sp?







Thanks in advance,

Ometeo

 
I wish I knew what the larva was but it looks nothing like the different elaterid larval forms I know of. Maybe an iron clad?

 
Thank you all.

Orin,

I am now a bit confused.

I have found more click beetles than iron clads in the area, but have actually found adult Elaterids in the immediate vicinity where the larvae was found.

It is still in larval stage and is eating hungrily through the wood, I'll have to wait for it to hatch.

Ando, thank you so much, I am now looking at the different species of Chlaenius in the area.

Thank you too Mashku.

Lastly, how can I differentiate between Scaphinotus sp and Calosoma sp.?

I am a bit stumped on the middle picture.

thank you all,

Ometeo

 
Orin,

I am now a bit confused.

I have found more click beetles than iron clads in the area, but have actually found adult Elaterids in the immediate vicinity where the larvae was found.

It is still in larval stage and is eating hungrily through the wood, I'll have to wait for it to hatch.
I think, and the kaeferforum Guys too, the larva is new eclose, i mean it left it old skin... maybe.

 
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Maybe an iron clad?
What is a iron clad ?
default_blink.png


You dont mean the Ships ?
default_wink.png


 
Turns out the little larvae that remains unidentified was not alone...

I've just spent ~1 hr looking at the log where it was originally found and it turns out it is chock-full of them.

Also noticed that the little larvae is indeed little... must be an L1... I extracted 4 others of various sizes (and left three more alone in their little tunnels), one of them, the largest one, is at least three times the girth of the small larvae, and at least 1 1/2 times the length.

I will have to take pics tomorrow and start a new thread, but with a later instar, identification *may* be easier...

 
Interesting posts!

In my experience the Calosoma are significantly larger than the Scaphinotus, at least the few species I've encountered in the wild and the online hobby.

The Ironclad beetle family can be found at the following link:

http://bugguide.net/node/view/5779/bgpage

but this is the most familiar species, I think...

http://bugguide.net/node/view/54852/bgpage

Many people confuse ironclad beetles with the similar darkling beetles, but they are in a different family.

 
will try, it is pupating against the plastic in a container, although the plastic is clear there also seems to be a bit of debris that might show up in the pic.

 
I was wrong again, but Orin was right
default_tongue.png


turned out to be Phloeodes diabolicus, nice little sucker at that.

The other larvae are an Eleodes sp., not sure which, I've taken several pictures of their development and will post them as soon as I can.

 
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