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More spider photo identifications
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Assassin bug

6449. Found this bug in the house near my exterior door. Chelford rd. Toronto, Ontario. Canada

Number 6449. This is an assassin bug known as a masked hunter (Reduvius personatus; Hemiptera/Heteroptera: Reduviidae). This is a cosmopolitan species often found indoors and reputed to have a very painful ‘bite’- Click here for more detailed information.

Scarlet malachite beetle

6448. Hello. I found about 6 to 7 of these beetles on my durum wheat that I am growing in my garden. I was wondering if these are a beneficial insect or a pest. If you could identify it, that would be great. Thanks. Humboldt, Saskatchewan. Canada

Number 6448. This is a scarlet malachite beetle, Malachius aeneus (Coleoptera: Melyridae); definitely not a pest species. Click here for more detailed information.

Scarab beetle

6447. Found this dead bug, plus another dozen or so, outside, in the capture of my gutters, coming from the second story roof. Any idea what it might be. Romaniuk Place, Richmond, British Columbia. Canada

Number 6447. This is a scarab beetle (Coleoptera: Scarabaeidae); it looks like one those commonly called June bugs or May beetles. These are clumsy fliers, and probably landed on the roof and tumbled into the gutter.

Larvae of a lacewing

6446. Roughly quarter inch long when fully flat, they probably can either bite or sting, fast moving when they want to. I’ve found dozens of these things under a large tree that only lets moss grow under it in my front yard. Are they a weevil or similar? Thank you for the help. Nith Rd. Cambridge, Ontario. Canada

Number 6446. These is larvae of a lacewing (Neuroptera: Chrysopidae). These are general predators on other small, soft-bodied arthropods such as aphids and caterpillars.

Larva of a lacewing

6445. Very slow moving bug. When I touched it, it’s lower body was able to stretch out, and retract back again. Very strange creature! Seaforth, Ontario. Canada

Number 6445. This is a larva of a lacewing (Neuroptera: Chrysopidae). These are general predators on other small, soft-bodied arthropods such as aphids and caterpillars. Occasionally, they will ‘sample’ human skin, but their bite is harmless.

Crab spider

6444. Taking July 6, 2019. Early morning stroll in my flower garden. This spider was eating a bee prior to this picture… Hot, sunny and humide morning… Rue Principale, Néguac, New Brunswick. Canada

Number 6444. This is a Misumena vatia, a crab spider (family Thomisidae) known as the goldenrod crab spider. This species can change its color to better match its surroundings; Click here for more detailed information.

Assassin bug

6443. Was found in my bathroom above the door… about the size of a wasp. Beginning of July. Croft Ave, Milton, On. Canada

Number 6443. This looks like an assassin bug known as a masked hunter (Reduvius personatus; Hemiptera/Heteroptera: Reduviidae). This is a cosmopolitan species often found indoors and reputed to have a very painful ‘bite’- Click here for more detailed information.

March fly

6442. Found outside in research plots in a field near Vanscoy. Two of the same insect were seen fighting. Many have been spotted around the wheat and canola plots. Do not know if they are eating or damaging any of the crops. Insect is approximately an inch long. Have seen them walking/gliding over the ground by walking and possibly using its wings. Have seen none getting higher than a foot off the ground. The days the pictures were taken, approximately 2 weeks ago, it was warm out (not hot) and partially cloudy. Prairie Ln Road, North of Highway 7
Vanscoy, Saskatchewan. Canada

Number 6442. This is a March fly (Diptera: Bibionidae). Most species are harmless; the larvae of a few can be pests, feeding on underground plant parts. Click here for more detailed information

Terrestrial crustacean

6441. Windsor, ON. Canada

Number 6441. This is a terrestrial crustacean in the order Isopoda; common names include sowbug, pillbug, woodlouse, and slater. The vast majority of these are harmless scavengers on decomposing organic matter.

Blister beetle

6440. Large beetle type. Not sure if it can fly but has wings. Rear is an iridescent green and head area is iridescent reddish purple. Smaller antenna, head appears to be roach like or ant like. Saskatoon, Saskatchewan Canada.

Number 6440. This is a blister beetle (Coleoptera: Meloidae) in the genus Lytta; Click here example.

Mayfly

6439. First time ever seeing one of these bugs, to me it looks like sucker fish or bottom feeder. Found on my window outside so it must fly. Maybe new to the Yukon. Haines Junction, Yukon. Canada

Number 6439. This is a mayfly (order Ephemeroptera). The adults only live for a day or so; just long enough to find mates and lay eggs. They do not feed, but may become nuisances when they emerge in large numbers. They spend most of their lives as nymphs in streams and ponds/small lakes where they constitute an important link in the aquatic food web. They actually are quite common in the Yukon, Click here for details.

Female spring fishfly

6438. Found on our deck at night first week of July. Flew right in my partners face. Nova Scotia. Thanks! Dartmouth, Nova Scotia. Canada

Number 6438. This looks like a female spring fishfly, Chauliodes rastricornis (Megaloptera: Corydalidae; subfamily Chauliodinae); their larvae are aquatic and sometimes called hellgrammites. Click here for more detailed information.

Click beetle

6437. Found crawling along the patio … about the size of a common black ant, which I thought it was initially; however, when provoked it jumped several inches in the air. Caught this one and two others, and found they seemed to be coming out from under a garden shed, that is adjacent to our patio. Simply wondering what this is, whether it is harmful in any way, or perhaps a predator to other insects. Thanks. Kitchener, Ontario. Canada

Number 6437. This is a click beetle (Coleoptera: Elateridae); the larvae of some species are known as wireworms. Click here for an example. 

Small-eyed sphinx moth

6436. What is this??? High river, Alberta. Canada

Number 6436. This is a small-eyed sphinx moth, Paonias myops (Lepidoptera: Sphingidae), Click here for more detailed information.

Ten-lined June beetle

6435. Yacht Rd. Sechelt, British Columbia. Canada

Number 6435. This is a ten-lined June beetle, Polyphylla decemlineata (Coleoptera: Scarabaeidae), their larvae can be pests on tree farms – Click here for more detailed information.

Larva of an aquatic beetle

6434. Found in a small lake in Hearst, Ontario. Hearst, Ontario. Canada

Number 6434. This is a larva of an aquatic beetle, either a predaceous diving beetle (family Dytiscidae) or a water scavenger beetle (family Hydrophilidae). Similar in appearance, both are general predators on other small aquatic life forms.

Ground beetle

6433. Found on the floor of house in the kitchen. There were a few found. June 2019 in Ontario. Black underbelly. Six legs. Light brown. Stripes down body but doesn’t start at head. No spikes on legs. Worried it was a German cockroach but doesn’t seem to fit the pictures. Please advise. Thanks. Birchview Drive, Oshawa, ON. Canada

Number 6433. This is a ground beetle (Coleoptera: Carabidae). The vast majority of these beetles are general predators on other small arthropods, but a few rogue species feed on germinating seeds.

Dark fishing spider

6432. Wheatley conservation area. southwestern ontario near windsor by lake erie. Windsor, Ontario. Canada

Number 6432. This is a dark fishing spider, Dolomedes tenebrosus (family Pisauridae), the largest spider species native to Ontario. Not at all dangerous to humans, and in spite of its name, these can be found a long distance from water. Click here for more detailed information.

Broad-nosed short-snouted weevil

6431. What is it. Nadeau St. Quesnel, BC. Canada

Number 6431. This is a broad-nosed short-snouted weevil (Coleoptera: Curculionidae; subfamily Entiminae) such as a black vine weevil.

Mayfly

6430. Darling Street, St. John’s, NL. Canada

Number 6430. This is a mayfly (order Ephemeroptera). The adults only live for a day or so; just long enough to find mates and lay eggs. They do not feed, but may become nuisances when they emerge in large numbers. They spend most of their lives as nymphs in streams and ponds/small lakes where they constitute an important link in the aquatic food web.

Tortoise beetle

6429. Bug is square shaped; about 4 mm wide and 4 mm long. Eats marigolds and even toxic rhubarb leaves. It lives mainly by the cement wall of the house. love to know what is, because it eats everything a normal bug would never eat. I’ve looked on many bug identifying sites and nothing looks like it. ridge rd. Sprinfield, nova scotia. Canada

Number 6429. This is a tortoise beetle (Coleoptera: Chrysomelidae; subfamily Cassidinae) in the genus Charidotella, Click here for an example. It is not reported to be a serious pest species.

Dolomedes triton

6428. Hampton, New Brunswick. Canada

Number 6428. This is Dolomedes triton, a fishing spider in the family Pisauridae. Beautiful specimen; glad you didn’t harm it!

Black horse fly

6427. Trying to bite cattle and humans. MUN 40 East. Ste Genevieve, Manitoba. Canada

Number 6427. This is a black horse fly, Tabanus atratus (Diptera: Tabanidae), one of the largest species of horse fly in North America. Click here for more detailed information.

Nymphs of a stink bug

6426. Our honeysuckle vines have many of these insects crawling slowly over the leaves. 1-2 mm very shiny black and the larger ones have a red margin. Never seen them before here’ Allenby, Victoria, BC. Canada

Number 6426. These are nymphs of a stink bug (Hemiptera/Heteroptera: Pentatomidae) in the genus Chlorochroa – Click here for an example.

Horned powder-post beetle

6425. Many tiny holes in log inside cabin – Piles of wood dust near holes. Gordon Drive, Naples, FL. United States

Number 6425. This is a horned powder-post beetle (Coleoptera: Bostrichidae), Click here for an example.

Broad-nosed short-snouted weevil

6424. Is this a tick. Nadeau St. Quesnel, BC. Canada

Number 6424. This is a broad-nosed short-snouted weevil (Coleoptera: Curculionidae; subfamily Entiminae) such as a black vine weevil. These often enter buildings in search of shelter, but do no damage there.

Red-cross Shield Bug

6423. Spotted in late June, outside on a raspberry bush leaf in mid-afternoon. It’s body was half an inch long or less. Calgary, Alberta. Canada

Number 6423. This is a red-cross shield bug, Elasmostethus cruciatus (Hemiptera/Heteroptera: Acanthosomatidae); Click here for an image. This is not a pest species.

Female Dark Fishing Spider

6422. I bought a air conditioner at Costco. While opening the box, this spider jumped onto my head. The air conditioner is made in China but packed in Ontario. Can you tell me if this is a Canadian spider and harmless. I released him outside before considering the matter. Montebello, Quebec. Canada

Number 6422. This is a female dark fishing spider, Dolomedes tenebrosus (family Pisauridae), the largest spider species native to Ontario. Not at all dangerous to humans, and in spite of its name, these can be found a long distance from water.  Click here for more detailed information.

Nymph of an Elm Seed Bug

6421. They are insane outside my house and starting to come inside would like to know what kind of bug this is. They started about last week June 17ish, they’re hiding along door frames and widows. Lundar, Manitoba. Canada

Number 6421. This is a nymph of an elm seed bug, Arocatus melanocephalus (Hemiptera/Heteroptera: Lygaeidae). This is an introduced species that had become a serious nuisance pest in many areas of North America. Click here for more detailed information.

Foreign grain beetle

6420. Tiny, size of fruit fly but do not fly. In upstairs bathroom, many on ceiling. Mcrae Drive, Toronto, Ontario. Canada

 

 

Number 6420. Looks like a foreign grain beetle, Ahasverus advena (Coleoptera: Silvanidae). Also known as the new house beetle, these basically are nuisance pests that cause no real harm and control seldom is warranted. Click here for more detailed information

Larva of a beetle

6419. What are these? My house been attacked by these little worm, mostly under my bed. Do they bite? Montgomery
Timmins, On. Canada

 

 

Number 6419. This is a larva of a beetle in the genus Dermestes, such as the larder beetle, Dermestes lardarius (Coleoptera: Dermestidae). Visit Click here for more detailed information including control recommendations.

Funnel-weaver spider

6418. I know this is only a web but I’ve never seen one like this with such a well-defined hole. I thought you might be interested. I have no idea what the spider looks like who built it. Nanoose Bay, British Columbia. Canada

 

Number 6418. This web likely was made by a funnel-weaver spider in the family Agelenidae. Visit Click here for an example.

Female American dog tick

6417.  Found in my daughter’s bedroom. Tottenham, ON. Canada

 

Number 6417. This appears to be a female American dog tick (aka wood tick), Dermacentor variabilis, Click here for more detailed information.

Ten-lined June beetle

6416.  Richmond, BC. Canada

 

Number 6416. This is a ten-lined June beetle, Polyphylla decemlineata (Coleoptera: Scarabaeidae), their larvae can be pests on tree farms – Click here for more detailed information.

Golden-backed Snipe Fly

6415.  Found in June 2019 in the window of our sunroom. Cambridge, Ontario. Canada

 

Number 6415. This is a golden-backed snipe fly, Chrysopilus thoracicus (Diptera: Rhagionidae); Click here for an image and more detailed information.

Assassin bug

6414.  Hamilton, ON. Canada

 

Number 6414. This is an assassin bug (Hemiptera/Heteroptera: Reduviidae) called the masked hunter (Reduvius personatus), an introduced species with a cosmopolitan distribution. These are general predators on other small arthropods, and are reputed to have a very painful (but not dangerous) bite. Click here

Nymph of a Boxelder Bug

6413.  These bugs have been found indoor (and outside) a dorm residence in Vancouver, BC in June 2019. I’m not sure if they’re biting but I have had a few bite recently. They are typically 4-7mm long with a hard exterior (as can be felt when they’re squished). Vancouver, British Columbia. Canada

 

Number 6413. This is a nymph of a boxelder bug (Hemiptera/Heteroptera: Rhopalidae; Boisea sp.). Generally considered nuisance pests, they have been known to damage fruit late in the season – Click Here  for more detailed information.

Weevil

6412.  I have started to see these guys crawling around on my floor. They are very small and seem to have a hard shell (they are difficult to squish). When they sense danger, they pull their legs underneath themselves. Mississauga, Ontario. Canada

 

Number 6412. This is a weevil (Coleoptera: Curculionidae); it appears to be one of the grain/granary weevils in the genus Sitophilus,  Click here for more detailed information.

Springtails

6411. Good day, My name is Ed and I live south west of Edmonton, Alberta about 30 miles. Lately I have been seeing many tiny little specks on my kitchen counter, some in the sink and even a couple on the bathroom countertop. They are small, basically a speck moving around but they seem to be able to jump about 1 inch. We have been trying to get rid of them and even with the kitchen being emptied we are still finding them. It is hard to even get a decent picture as they are so small. What are they? Thank you. Parkland County, Alberta. Canada

 

Number 6411. These are springtails, primitive arthropods in the order Collembola, closely related to true insects. These basically are nuisance pests best controlled through proper moisture management (they require moist conditions/high humidity in order to thrive).

Predaceous Diving Beetle

6410. Found this on the ground in this state. unsure of what it is? almost looks like a cockroach. Edmonton, Alberta. Canada

 

Number 6410. This is a very dead predaceous diving beetle (Coleoptera: Dytiscidae) that has lost all its legs. These are general predators on small aquatic life forms; they are strong fliers and often are found quite some distance from the nearest water.

Fishfly

6409. I have lived in Ontario, all my life, and have never seen this type of Insect creature before! It was approximately 2.5 -3 inches in length, and about 1 inch in girth. Could you please Identify? I was in Peterborough last week(18-21 June 2019) and it was around my friends pool during the day. It was able to fly but only a short distance (20 ft or so each time we approached and nudged it away from our dogs. It did not make any sounds). Please get back to me with your prognosis at your convenience! Thanking you in advance. Central Eastern Ontario, Trenton, Ontario. Canada

 

Number 6409. This is a fishfly (Megaloptera: Corydalidae; Chauliodes sp.). Their larvae, called hellgrammites, are aquatic predators on other small life forms. Click Here for more detailed information

Nymph of a Plant Bug

6408. This bug crawled on my leg in a restaurant downtown Toronto – kindly help identify. Thank you. 1234 college st
St, Toronto Ontario. Canada

 

Number 6408. This is a nymph of a plant bug in the family Miridae. Strictly a plant feeder.

Jumping Spider

6407. Found this spider walking on my kitchen ceiling, never seen one like this before, should I be concerned. Hanmer, Ontario. Canada

 

Number 6407. This is a jumping spider (family Salticidae); may be in the genus Phidippus. These are harmless to humans.

Assassin bug

6406.  Found two of these today in the house. Hoping not harmful. Regina, Saskatchewan. Canada

 

Number 6406. This is an assassin bug (Hemiptera/Heteroptera: Reduviidae) called the masked hunter (Reduvius personatus), an introduced species with a cosmopolitan distribution. These are general predators on other small arthropods, and are reputed to have a very painful (but not dangerous) bite.

Predaceous Diving Beetle

6405.  The bug on the wall of house flys and bites. Winnipeg, Manitoba, Canada

 

Number 6405. This is a female predaceous diving beetle (Coleoptera: Dytiscidae). These are general predators on small aquatic life forms; they are strong fliers and often are found quite some distance from the nearest water. Their bite is harmless.

Click beetle

6404  I found 5 of these in different locations in my house and one I found had a lot of little one around, the big ones jump and are really hard to kill. They are almost a centimetre long. could you please help me thanks in advance. Big River, New Brunswick. Canada

 

Number 6404. This is a click beetle (Coleoptera: Elateridae), a harmless accidental intruder.

Assassin bug

6403  What kind of insect that I discovered this morning hidden under plate. Is it a cockroach or? Thank you. Montreal, Qc. Canada

 

Number 6403. This is an assassin bug (Hemiptera/Heteroptera: Reduviidae) called the masked hunter (Reduvius personatus), an introduced species with a cosmopolitan distribution. These are general predators on other small arthropods, and are reputed to have a very painful (but not dangerous) bite.

Centipede

6402  I’m wanting to know what the prominent bugs are on the glue strip that was left under the couch. I think they are the culprits that bite us and leave giant welts. I also have a photo a what appears to be the same bug, only 10 times bigger. thanks, Rod. Sycamore Ridge Drive, Simpsonville, SC 29681 United States

 

Number 6402. The largest critter at upper right is a centipede, possibly a house centipede (Scutigera coleoptrata). These are venomous, but will not bite unprovoked. Most of the insects on the strip appear to be flying ants or gnats; certainly nothing that would be responsible for any bites.

Mayfly

6401  Small and long flying bug with three tails. They have resided on our balcony. There’s at least 50 of them. I had swatted them all away (some dead) and they came back in greater numbers a few days later. We live close to a river and do not have any lights on our balcony. CALGARY, Alberta. Canada

 

Number 6401. This is a mayfly (order Ephemeroptera). These spend most of their lives as nymphs/naiads at the bottoms of streams and lakes where they constitute an important part of the feed web there. The adults you see seldom live more than a day; just long enough to mate and lay eggs. They do not feed and are completely harmless.

Metallic wood boring beetle

6400  Not sure what type of beetle this is. Carleton Place, ON. Canada

 

Number 6400. This is a metallic wood boring beetle (Coleoptera: Buprestidae) in the genus Dicera, Click here for an example. Their larvae often are called flat-headed wood borers because the area immediately behind their head usually is much wider and flatter than the rest of their body. Some species can be serious timber pests.

Other photo id pages. (click number above)