Genus

Falsehorn Flies

Temnostoma

3 species in our catalog · found in 4 parks

KingdomAnimalia (Animals)
PhylumArthropoda (Arthropods)
ClassInsecta (Insects)
OrderDiptera (Flies)
FamilySyrphidae (Hover Flies)
GenusTemnostoma (Falsehorn Flies)

Species in this group

Temnostoma excentricum

Daily sighting probability ~10% · With luck

Temnostoma alternans

Daily sighting probability ~10% · With luck

Temnostoma daochum

Daily sighting probability ~10% · With luck

Daily sighting probability by month

Probability-weighted average across the group's species

<5%

Jan

<5%

Feb

<5%

Mar

<5%

Apr

~10%

May

~10%

Jun

<5%

Jul

<5%

Aug

<5%

Sep

<5%

Oct

<5%

Nov

<5%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Falsehorn Flies

Warmer areas are where this group is recorded most often. Our parks Our cities

Parks Ranked

#	Park	Country	Species	Daily sighting probability
1	Great Smoky Mountains National Park	🇺🇸 United States	3 of 3	~10%
	Wasp-Like Falsehorn			~10%
	Temnostoma excentricum			<5%
	🦋 Temnostoma daochum			<5%
2	Elk Island National Park	🇨🇦 Canada	1 of 3	~10%
	Temnostoma excentricum			~10%
3	Shenandoah National Park	🇺🇸 United States	2 of 3	~10%
	Wasp-Like Falsehorn			~10%
	🦋 Temnostoma daochum			~10%
4	Acadia National Park	🇺🇸 United States	1 of 3	<5%
	Temnostoma excentricum			<5%

Cities Ranked

#	City	Country	Species	Daily sighting probability
1	Edmonton	🇨🇦 Canada	1 of 3	<5%
	Temnostoma excentricum			<5%
2	Toronto	🇨🇦 Canada	1 of 3	<5%
	Wasp-Like Falsehorn			<5%
3	Vancouver	🇨🇦 Canada	1 of 3	<5%
	Temnostoma excentricum			<5%
4	Washington	🇺🇸 United States	1 of 3	<5%
	🦋 Temnostoma daochum			<5%
5	New York City	🇺🇸 United States	1 of 3	<5%
	🦋 Temnostoma daochum			<5%

Falsehorn Flies

Species in this group

Temnostoma excentricum

Wasp-Like Falsehorn

Temnostoma daochum

Daily sighting probability by month

When they're spotted

Where to see Falsehorn Flies

Parks Ranked

Cities Ranked