Genus

Lyre Snakes

Trimorphodon

5 species in our catalog · found in 19 parks

KingdomAnimalia (Animals)
PhylumChordata (Chordates)
ClassSquamata
FamilyColubridae (Colubrid Snakes)
GenusTrimorphodon (Lyre Snakes)

Species in this group

Each card shows the species at its best park — tap for the full profile

Trimorphodon quadruplex

Daily sighting probability ~40% · Likely

Trimorphodon lyrophanes

Daily sighting probability ~10% · With luck

Trimorphodon vilkinsonii

Daily sighting probability ~10% · With luck

Trimorphodon lambda

Daily sighting probability ~10% · With luck

Trimorphodon biscutatus

Daily sighting probability Insufficient data

Daily sighting probability by month

Probability-weighted average across the group's species

~20%

Jan

~10%

Feb

~20%

Mar

~20%

Apr

~20%

May

~30%

Jun

~20%

Jul

~20%

Aug

~10%

Sep

~20%

Oct

~20%

Nov

~20%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Lyre Snakes

Worldwide records of this group (human observations from 2019 onwards, GBIF). Pins mark our parks — tap one for the chance of seeing at least one species of the group there.

Parks Ranked

Chance of seeing at least one species of the group · number of its species present

#	Park	Country	Species	Daily sighting probability
1	Santa Rosa National Park	🇨🇷 Costa Rica	1	~40%
	Central American Lyresnake			~40%
2	Palo Verde National Park	🇨🇷 Costa Rica	1	~40%
	Central American Lyresnake			~40%
3	Ostional Wildlife Refuge	🇨🇷 Costa Rica	1	~30%
	Central American Lyresnake			~30%
4	Las Baulas Marine National Park	🇨🇷 Costa Rica	1	~20%
	Central American Lyresnake			~20%
5	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	1	~20%
	Central American Lyresnake			~20%
6	Masaya Volcano National Park	🇳🇮 Nicaragua	1	~10%
	Central American Lyresnake			Insufficient data
7	Death Valley National Park	🇺🇸 United States	1	~10%
	Baja California Lyre Snake			~10%
8	Celaque National Park	🇭🇳 Honduras	1	~10%
	Central American Lyresnake			Insufficient data
9	Rincón de la Vieja National Park	🇨🇷 Costa Rica	1	~10%
	Central American Lyresnake			Insufficient data
10	Big Bend National Park	🇺🇸 United States	1	~10%
	Texas Lyre Snake			~10%
11	Saguaro National Park	🇺🇸 United States	1	~10%
	Sonoran Lyre Snake			~10%
12	Bahía de Loreto National Park	🇲🇽 Mexico	1	~10%
	Baja California Lyre Snake			Insufficient data
13	Cañón del Sumidero National Park	🇲🇽 Mexico	1	~10%
	Western Lyre Snake			Insufficient data
14	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	1	~10%
	Baja California Lyre Snake			Insufficient data
15	Carara National Park	🇨🇷 Costa Rica	1	<5%
	Central American Lyresnake			Insufficient data
16	Zion National Park	🇺🇸 United States	1	<5%
	Sonoran Lyre Snake			Insufficient data
17	Joshua Tree National Park	🇺🇸 United States	1	<5%
	Baja California Lyre Snake			<5%
18	Grand Canyon National Park	🇺🇸 United States	1	<5%
	Sonoran Lyre Snake			Insufficient data
19	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	1	<5%
	Central American Lyresnake			Insufficient data

Lyre Snakes

Species in this group

Central American Lyresnake

Baja California Lyre Snake

Texas Lyre Snake

Sonoran Lyre Snake

Western Lyre Snake

Daily sighting probability by month

When they're spotted

Where to see Lyre Snakes

Parks Ranked