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What's That Bug? does not endorse extermination

Red Spot Assassin Bug from Tanzania

Mystery Tanzanian bug
Sun, Jan 4, 2009 at 10:07 AM
Mystery Tanzanian bug
Dear WTB,
I’m hoping someone can help me identify this splendid black and red specimen that was given to me as a Christmas present (yes really!) last week by the manager of the Sable Mountain safari lodge in the Selous game reserve, eastern Tanzania. He didn’t know what it is either, but he thought I might like it (!).
It was about 2 inches long in the body and has a strange curved mouthpart. Sorry the photo is blurry as it was camera shy and kept moving!
Sally
Selous game reserve, Tanzania

Red Spot Assassin Bug

Red Spot Assassin Bug

Hi Sally,
Your strikingly beautiful insect is a Red Spot Assassin Bug, Platymeris laevicollis, which we located on the Saint Louis Zoo Website, or a closely related species.  If mishandled, Assassin Bugs will deliver a painful bite.

Zelus Assassin Bug

Painful small flying insect sting
Fri, Dec 26, 2008 at 10:54 AM
My wife was taking a bag outside when she felt a sting on her finger. She had to physically remove the bug off her finger. She indicated that the sting was quite painful like a wasp. It never tried to fly off and we were able to easily capture it. We didn’t see a stinger in her finger but it did leave a small hole and with a white circle around the sting area. We tried looking through your site and thought it seemed similar to a scorpion fly but it seems those don’t sting. Hopefully you can identify it. Thanks !
BLW
Central Texas

Zelus Assassin Bug

Zelus Assassin Bug

Hi BLW,
This is an Assassin Bug in the genus Zelus.  We have difficulty providing identifications to the species level in this genus except for a few distinctive species.  We frequently get reports of Zelus Assassin Bugs biting people.  They do not bite people for food and there must be some other reason for the bit occurring, like a reaction to some physical contact.  Our reports are that the bite is quite painful, but that there is no lasting negative effect.  You can try searching BugGuide for additional information.

Assassin Bug

Unknown bug
Sat, Dec 20, 2008 at 5:05 PM
Found this bug in the kitchen one day, around Thanksgiving. Can’t find in my entomology books. Appears similar to an Assassin Bug. Red on upper wing, under wing pale green, red and green body, green and brown legs, antennae 3 segment, eyes dark red, head green, proboscis like a weevil, but long green with dark tip. Length from end of body to front of head approx. 14mm. Proboscis about 5mm. Can’t see in picture as it curves under head. Enclosed photo and sketch of details for clarification.
Bill Heald
Sanger, California

Assassin Bug

Assassin Bug

Hi Bill,
We are relatively certain that this is a species of Assassin Bug, but we are not certain which species. We are posting your photo and drawing and hope a reader can provide a correct identification.

Assassin Bug

Assassin Bug

Update December 24, 2008
Hi, Daniel:
The assassin bug image, and the accompanying drawing (quite good, I might add!) is of a species of Zelus.  I’m having a hard time getting that particular kind down to species.  There are at least three in California, with lots of variability in at least one of those!
Take care, best to Lisa, too.
Eric

What's That Bug? does not endorse extermination

Ground Assassin Bug from Australia

Orange/Black Beetle/Hornet ? NSW
Sat, Dec 13, 2008 at 3:57 PM
My husband found this bug under his sleeve driving it’s spike into his arm yesterday. It got 4 stings in before it wore a size 9 dunlop volley.
Apparently it packed quite a punch, his arm still red/swollen/itchy 24hrs later. Just curious what bug this is? Doesn’t appear to have wings! Looks like a cross between a hornet & a beetle type bug.
Newcastle NSW Australia
Shell
Newcastle NSW Australia

Ground Assassin Bug

Ground Assassin Bug

Hi Shell,
A little bit of research revealed that this is a female Ground Assassin Bug, Ectomocoris decoratus, which we located on the Geocities Website of Brisbane Insects.  Males of the species are winged and fly while the females are winged.  Interestingly, we found some of the same photos and illustrations on a Brisbane Insects website with a different URL, but the species was listed as Ectomocoris patricius.  We also found a PDF online that states:  “Several other assassin bugs bite people in Queensland. … Ectomocoris decoratus, a fast-moving species with winged males and wingless females, is strikingly coloured in blue-black and orange.  It occurs under loose bark and may be encountered when gardening or clearing vegetation.  Because of its colour and speed, victims of this assassin bug often believe they were stung by a wasp.”  We are not exactly sure what a size 9 dunlop volley is, but it sound like it contributed to the squashing evident in your photos.  Assassin Bugs, except for a few blood sucking species, are thought of as beneficial predators, so we feel compelled to also tag your posting under Unnecessary Carnage.

Ground Assassin Bug

Ground Assassin Bug

Milkweed Assassin Bug

South FL: Wasp-ish w/ proboscis, Black, Red, White Spots
Sun, Dec 7, 2008 at 10:17 PM
I just came across your website the other day and low and behold I head out to garden this afternoon and see this little guy in my backyard! I’ve lived in West Broward (South Florida) all my life and never seen one like this…
It was lying on my pool deck and seems to be on his (or hers) last limbs. :( I placed the little guy on a plant after I took these pics.
It has two pairs of wings (which is reminiscent of a wasp, but it also has a proboscis, and very, very long antennae and legs.
What is this South Florida creature? Is it even from here?
Sunny South Florida
South Florida, West Broward County

Milkweed Assassin Bug

Milkweed Assassin Bug

Hi Sunny,
You have found an Assassin Bug and we believe it is a Milkweed Assassin Bug, Zelus longipes. Assassin Bugs are predators, and though most species do not bite humans unprovoked, if they are carelessly handled, they can deliver a painful bite.  The Milkweed Assassin Bug is a local species for your location.

Assassin Bug

Greeen asssassination with wings
Thu, Nov 20, 2008 at 11:55 AM
I found this bug on my screen that’s on my window. I didn’t want to have this bug roaming around my house before i knew what it was so i close the window and as soon as i did that it hiked up its front legs like a mantis. I saw on your page that it might be an assassin bug? So what is this creature and what does it do?
G-Money
texas

Assassin Bug

Assassin Bug

Hi G-Money,
Yes, this is an Assassin Bug.  It is difficult to tell from the angle, but we suspect it is in the genus Zelus.

Assassin Bug

Assassin Bug

Assassin Bug Nymph

Northern Lower Peninsula Michigan 11/15/2008 Friendly Bug
Sat, Nov 15, 2008 at 2:19 PM
Hi, Love the site! This curious (seemingly) friendly little fellow is the second one I have found in my house in the past week (Nov. 8-15). The first one was all green and they were both found around my computer. The first one I took outside but the weather cooled down and I couldn’t leave this one outside (he stood motionless in the same spot for an hour), so I brought him back in and I have been keeping him in a jar…he doesn’t seem to mind too much. The first photo is a side view and I included a dime in the picture for comparison. The second photo is a top view . I’d just like to know what he is so I can get him some food for the winter before it snows…I’ll let him go in the spring. He is rather interesting to watch. Keep up the great work!
Thank you! Kim
northern lower peninsula (Lewiston) of Michigan…purtineer the tip of the mitten :o )

Assassin Bug Nymph

Assassin Bug Nymph

Hi Kim,
This looks like an immature Assassin Bug in the genus Zelus to us.

Assassin Bug

Unusual behavior?
Sat, Nov 15, 2008 at 2:22 PM
I found this guy on my writing table, and was surprised to see what he was doing. Is this their normal way of preparing for winter?
BugGuide.net indicates it is an Orange Assassin Bug, Pselliopus. We are in Western Maryland. Second and third photos are slightly clearer, and less interesting. ;^)
MsMuffet
Washington County, Maryland, USA

Assassin Bug

Assassin Bug

Hi MsMuffet,
Thanks for the wonderful image of a Pselliopus Assassin Bug.  Many Hemipterans, including Boxelder Bugs, Western Conifer Seed Bugs, and Stink Bugs seek shelter indoors when winter approaches.  It seems the same behavior may be true of some Assassin Bugs as well.

Jagged Ambush Bugs Mating

Bug Love Meets Where’s Waldo
Tue, Nov 11, 2008 at 7:49 PM
My son Sam took this picture of what he thought was an assassin bug on a flower. Later when we looked back at it we noticed that it was actually two bugs mating. If you can zoom in it’s really a pretty amazing picture. We are wondering now if they are assassin bugs since they don’t seem much like the others on this site. In any case, it’s one for your Bug Love. Any ideas? Thanks, as always, for your great great site!
Sam and Daddy Jim
Suburban backyard, 35 miles west of Chicago

Mating Ambush Bugs

Mating Ambush Bugs

Hi Sam and Daddy Jim,
Though they are sometimes mistaken for Assassin Bugs, Ambush Bugs are in a different family, Phymatidae.  Your pair are Jagged Ambush Bugs in the genus Phymata, and you can see more images on BugGuide.

Masked Hunter in Namibia???

What’s that bug?
Mon, Nov 10, 2008 at 2:58 PM
Hi
Last August i found this interesting insect in Namibia. Its amazing the camouflage, is very difficult to see near the rocks.. Its near 1 cm and very quite.
Thanks so much
Greetings from Spain
Javi
Namibia

Masked Hunter

Masked Hunter

Hi Javi,
Your insect reminds us of a North American species called the Masked Hunter, Reduvius personatus.  The immature Masked Hunter is sticky and attracts dust and debris to its body as a form of camouflage.  Homemakers often encounter dusty specimens in their homes.  One of our favorite images from our archive was a Masked Hunter nymph that was blue because the carpet in its habitat was blue and the carpet fibers stuck to the bug.  If this is a closely related species and it doesn’t have a dusty home interior as a habitat, it would attract sand and small pebbles to its sticky exoskeleton.  Your creature is definitely a Hemipteran, probably a nymph and probably an Assassin Bug, and quite possibly in the same genus, Reduvius, as the Masked Hunter.

Thread Legged Bug

Walkingstick look-alike
Fri, Nov 7, 2008 at 9:22 AM
Hello! I’ve been a fan for years and rec’d responses several times to my queries, and I thank you again for this great service you provide! I do not believe this insect is a true ‘Walkingstick’, but a look-alike. The legs were quite long, maybe 4-5″, antenna abt. 4″ and wings abt 1 1/2-2″ in length. I saw a photo similar to this insect somewhere with a diff. name and forgot to make note of it! =-( I was in a small field surrounded by woods when it came ‘floating’ very gracefully by. Fortunately, it landed just a few feet away, and I was able to get sev. diff poses of it. Any info you can provide is greatly appreciated. I am sending several captures for your best chance at ID’ing.
Thank you again for your time and service…you are very much appreciated!
Pat Garner, Hawk Point, MO
Lincoln Co., Hawk Point, MO abt 1hr 20 mins West of St. Louis, MO

Thread Legged Bug

Thread Legged Bug

Hi Pat,
Thank you for your sweet letter.  This is a Thread Legged Bug, an Assassin bug in the subfamily Emesinae.  We are relatively certain it is in the genus Emesaya, possibly Emesaya brevipennis which can be found on BugGuide.  Like all Assassin Bugs, they are predatory.

Thread Legged Bug

Thread Legged Bug

Wheel Bug

Arilus cristatus
Wed, Nov 5, 2008 at 1:52 PM
Good Evening!
A friend called me to my front door earlier. She was on the front porch; I was here at the computer. “Bet you’ve never seen this one before,” she said. She was right. Then, after downloading several shots of the creature, imagine my surprise when I found that it is your BUG OF THE MONTH! No searching through hundreds of pages this time! Thank you, too, for the link to The BugGuide. We both appreciated all the information found there.
As long as it stays outside…
R.G. Marion
Great Smoky Mountains
East Tennessee

Wheel Bug

Wheel Bug

Hi again R.G.,
We always try to select a Bug of the Month based on what we believe our readership will encounter, and sometimes we err. There are months when not a single letter comes in to substantiate our speculation, but this month we chose wisely. We have gotten numerous additional letters of Wheel Bugs, some posted, some not, and we are happy to post your letter and photo.


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