Thousands of pest photos submitted for identification.

Caterpillar of a swallowtail butterfly

6325 Very putrid smell, about 1.5 inches long, very soft to touch. From British Columbia

Number 6325 This is a caterpillar of a swallowtail butterfly (Lepidoptera: Papilionidae). The foul odor is emitted by the fork-like appendage visible above its head. Called an osmeterium, it serves as a defensive mechanism for the caterpillar; Click here for more detailed information.

Funnel weaver spider

6324 This little arachnid was found inside in my bar sink, late fall, just looked a bit more unusual to the other spideys we have hanging around, Identfication would be very neat if possible :). Thank you. From BC

Number 6324 This is a funnel weaver spider (family Agelenidae); likely in the genus Eratigena –  Click here  for an example. They are not dangerous to humans.

House centipede

6323 From Quebec

Number 6323 This is a house centipede, Scutigera coleoptrata, a cosmopolitan species that apparently originally was native to the Mediterranean region. Unlike most other centipedes, it has very good vision and can run down its prey. Click here for more detailed information.

Western conifer seed bug

6322 Found crawling in my cottage kitchen sink Oct 20, 2018. From Gravenhurst, Ontario

Number 6322 This is a western conifer seed bug, Leptoglossus occidentalis (Hemiptera/Heteroptera: Coreidae). These bugs often become nuisance pests when they enter buildings in search of shelter, but they do no harm there. Click here for more detailed information.

Stink bug

6321 Found this beetle on my cedar tree in the back yard. I can’t seem to find any information or what type of beetle it is. Would be interested to know what type of beetle it is and if it is common to B.C. From Sicamous, British Columbia

Number 6321 This is not a beetle, but a stink bug (Hemiptera/Heteroptera: Pentatomidae) in the genus Chlorochroa, Click here for an example. There are at least seven species in this genus native to British Columbia.

Predaceous diving beetle

6320 I found this beetle on my deck and was shocked to see it! Never seen one so big around here! I looked at some pics but could not identify it! Was hoping you could. We are on an acreage south of Saskatoon SK. Thanks. From Saskatoon.

Number 6320 This is a predaceous diving beetle (Coleoptera: Dytiscidae). They and their larvae (often called water tigers) are general predators on other small aquatic life forms, mainly other insects. They also are strong flies and may be found at quite some distance from water.

House centipede

6319 Can you please identify this. From Mississauga, Ontario

Number 6319 This is a house centipede, Scutigera coleoptrata. House centipedes feed on a wide variety of other arthropods, mainly insects, and their presence indoors may be an indicator of an infestation of some kind. Click here for more detailed information.

Blister beetle

6318 Can you please identify this. From Ontario

Number 6318 This is a blister beetle Coleoptera: Meloidae) in the genus Meloe. These are often called ‘oil beetles’ as they exhibit reflexive bleeding from their leg joints when disturbed. Their blood (hemolymph contains a chemical, cantharidin, that can cause blistering on tender skin. Click here for more detailed information.

larva of an Asian multi-colored lady beetle

6317 Appeared in my second-floor bedroom (possibly dropped from ceilling), stayed for a picture and then disappeared when I left room. Just outside Fredericton, NB September 27 autumn. High of 20° sunny and breezy day following heavy rain and two nights of frost. From Maugerville, NB

Number 6317 This is a larva of an Asian multi-colored lady beetle, Harmonia axyridis (Coleoptera: Coccinellidae), an introduced species having a very widespread distribution and that goes by several other common names. Click here for more detailed information.

Banded garden spider

6316 Hi, I was wondering if you could help me identify this beautiful spider. I found it today (September 20) in my garden. From Ashton, Ontario

Number 6316 This is Argiope trifasciata, an orb weaver known as the banded garden spider. It occurs from southern Canada to northern Mexico; they usually are noticed in late summer/early autumn when the females reach their full size. Like other orb weavers, they are harmless to humans. Click here for more detailed information.

Bridge orb weaver

6315 From Stoney creek Ontario

Number 6315 This appears to be a bridge orb weaver, Larinioides sclopetarius (family Araneidae); Click here for images and more information. All orb weavers are harmless to humans.

Caterpillar of an eastern tiger swallowtail butterfly

6314 Saw this by sandy lake Manitoba on August 18-2018 was cloudy outside and very warm. From Winnipeg, Manitoba

Number 6314 This is a caterpillar of an eastern tiger swallowtail butterfly Papilio glaucus (Lepidoptera: Papilionidae); see Click here for detailed information. Note: Some authors split off tiger swallowtails into the genus Pterourus..

Shield bug

6313 I have seen a couple in my house and wondering what they are. From Whitehorse, Yukon Territory

Number 6313 This looks like a shield bug (Hemiptera/Heteroptera: Acanthosomatidae); Click here for an example. These feed primarily on alder, and are not considered serious pests. These sometimes are called parent bugs because the adults exhibit maternal care of eggs and early nymphal instars.

Female two-spotted tree cricket

6312 Never ever seen this bug before..was in my screen door! No one knows what it is..hope you can help identify it. From Wainfleet, Ontario

Number 6312 This is a female two-spotted tree cricket, Neoxabea bipunctata (Orthoptera: Gryllidae; subfamily Oecanthinae). The male amplifies his mating call by chewing a hole the size and shape of his extended wings in a leaf and then positioning himself in the hole. See Click here for detailed information on this fascinating insect.

Larva of a darkling beetle

6311 Can you please tell me what this is. From Toronto, ON

Number 6311 This is a larva of a darkling beetle (Coleoptera: Tenebrionidae), likely one of the so-called mealworms in the genus Tenebrio see Click here for an example. These sometimes will infest dry stored food products, especially grain-based.

Rough stink bugs

6310 Any thoughts on what this might be? From Pembroke, Ontario

Number 6310 This one of the so-called rough stink bugs (Hemiptera/Heteroptera: Pentatomidae) in the genus Brochymena, possibly B. quadripustulata – see https://tinyurl.com/y85x8zr9 for an image. Rough stink bugs are not considered pests;  Click here for detailed information.

European hornet, Vespa crabro

6309 These wasp have a nest somewhere in the side of my house. They are the largest wasp I have seen and are intimidating. I just started noticing them (August 20). They are attracted to light and always get trapped in my garage. What type of insect are they and what precautions should I take as a hole owner. From Kingston, Ontario

Number 6309 This looks like a European hornet, Vespa crabro (Hymenoptera: Vespidae). These tend to be less aggressive than their smaller cousins, yellow jackets and bald-faced hornets. However, they will sting in response to being stepped on or grabbed and also are defensive of their nests and can be aggressive around food sources. They primarily are carnivorous and hunt large insects, but also will feed on fallen fruit and other sources of sugary food. Click here for more detailed information.

Mature larva or puparium of a rodent bot fly

6308 Found this in my basement on a wooden shelf in Ottawa, end of August, what the heck is it? From Stittsville, ON

Number 6308 This is a mature larva or puparium of a rodent bot fly (Diptera: Oestridae; Cuterebra spp.). The larvae of these flies develop under the skin of their host, breathing through a hole they make in the skin. When ready to pupate, they enlarge the hole and emerge, then seek a sheltered place to undergo pupation and transform into the adult fly. Click here for more detailed information.

square-legged camel cricket

6307 August, colder weather, hidden outside under boxes close proximity to basement wall. From Courtenay, BC

Number 6307 This appears to be a square-legged camel cricket, Tropidischia xanthostoma (Orthoptera: Rhaphidophoridae); Click here for an image and more information.

leopard moth

6306 Unusual (to me) pattern on the wings. Lived here in Alabama since 1991 and have never seen such an attractive creature. From Pelham, Alabama

Number 6306 This is a leopard moth, Hypercompe scribonia (Lepidoptera: Erebidae). Its larva is black and bristly with reddish intersegmental membranes. Click here for images and more detailed information.

western conifer seed bug

6305 From Dundalk, Ontario

Number 6305 This is a western conifer seed bug, Leptoglossus occidentalis (Hemiptera/Heteroptera: Coreidae), a common and widespread nuisance pest. See Click here for more detailed information.

louse fly

6304 Is this a larval tick? If not, what is it? From Sooke, BC

Number 6304 This is a louse fly (Diptera: Hippoboscidae); see Click here for an example. These are obligate blood feeders, but humans are not their natural hosts.

nymph of a German cockroach

6303 Small specimen, Six (6) legs? similar to a bed bug but with a white band on it. Not receiving any bites and seems to be able to live amongst cockroaches. Mostly found in bathroom. Thinking it’s a larder Beatle but not entirely sure. From Kingston, On

Number 6303 This is a nymph of a German cockroach, Blattella germanica (Blattodea: Blattellidae), a very widespread pest species that can be difficult to bring under complete control. Click here and read on these pages for control recommendations.

larva of a scarab beetle

6302 Stumbled across it , seems to bite i put a twig near it and it chomped down! Just want some info looks freaky but cool

Number 6302 This is a white grub, the larva of a scarab beetle (Coleoptera: Scarabaeidae). Ones like this can be serious lawn/turf pests as they feed on the roots of grasses just below the soil surface –  Click here for more information.

nymph of an assassin bug

6301 Indoors, barely 3-5mm in size, looks covered in dust or fine white powder. From Riverview, New Brunswick

Number 6301 This is a young nymph of a an assassin bug known as a masked hunter (Reduvius personatus; Hemiptera/Heteroptera: Reduviidae). This is an introduced species having a wide distribution that often is encountered in dwellings. See Click here for more detailed information.

cobweb/comb footed spider

6300 Lives in the garage, only appeares in the summer, 2nd year appearance, what is the name of it? Is it poisonous? From Dundas, ON

Number 6300 This appears to be Steatoda triangulosa, a cobweb/comb footed spider (family Theridiidae) known as the triangulate household spider – Click here for more detailed information. Technically venomous (like the vast majority of true spiders it has venom glands), this species is harmless to humans, and may feed on more dangerous spiders such as black widows.

larva (caterpillar)

6299 From North Windham, Connecticut

Number 6299 This is a larva (caterpillar) of a monarch butterfly (Danaus plexippus; Lepidoptera: Nymphalidae). Click here for detailed information on this fascinating insect.

Cicada

6298 This giant fly-like insect measures easily 2 inches. I can’t seem to find what species this is. From Sault Ste. Marie, Ontario

Number 6298 This is a cicada (Hemiptera/Heteroptera: Cicadidae); likely one of the so-called annual cicadas/harvest flies in the genus Neotibicen. Click here for an image.

orb weaver

6297 Can you please identify this spider for me? I found it on a false spirea where it had a large web. Thanks for your time! From Watson, Sk

Number 6297 This appears to be Araneus trifolium, an orb weaver (family Araneidae) commonly known as the shamrock orb weaver or pumpkin spider Click here for an image. They are harmless to humans.

Arachnid

6296 Hi…end of July in lower mainland, BC. This guy was about 8 inches from leg tip to leg tip. Doug From Delta, BC

Number 6296 This is an arachnid in the order Opiliones, commonly known as ‘daddy long-legs’, harvestmen, or harvesters. They primarily are scavengers and are completely harmless to humans. Click here for more detailed information.

Chinch bugs

6294 Please let us know what these are and hot to get rid of them. They come out on our patio and house when it is sunny and warm out. From Dayspring, NS

Number 6294 These are chinch bugs (Hemiptera/Heteroptera: Blissidae); likely hairy chinch bugs, Blissus leucopterus hirtus. Click here for more detailed information including some control recommendations.

Female American pelecinid wasp

6295 From Winnipeg, Manitova

Number 6295 This is a female American pelecinid wasp, Pelecinus polyturator (Hymenoptera: Pelecinidae). They are parasitic on the larvae (grubs) of June beetles, Click here for images and more information.

Earwig

6293 I HAVE FOUND THIS INSECT AT MY DINING TABLE DON’T KNOW FROM WHERE IT CAME .FROM siliguri, west Bengal India.

Number 6293 This is an earwig (order Dermaptera). These basically are scavengers, but some species may be predators as well on other small arthropods. They basically are nuisance pests that seldom cause any real harm. See Click here for more information.