Monsoon-dependent
Guides
Cicindela willistoni estancia
Torrance Tiger Beetle
Cicindela willistoni estancia is a subspecies of tiger beetle known from salt lake habitats in New Mexico. It was described by Rumpp in 1962 and is commonly called the Torrance Tiger Beetle. The subspecies shows a strong preference for the water's edge in salt flat environments, representing a distinct microhabitat specialization that reduces competition with sympatric tiger beetle species. Adult emergence is triggered by summer monsoonal rains, restricting activity to a relatively short post-monsoonal period.
Cicindela willistoni praedicta
Augured Tiger Beetle
Cicindela willistoni praedicta is a subspecies of tiger beetle in the family Carabidae. It is one of several tiger beetle taxa inhabiting saline and salt flat habitats in the arid western United States. Adult emergence is triggered by summer monsoonal rains, limiting activity to a brief post-monsoonal period. The subspecies exhibits strong microhabitat fidelity, primarily occupying areas immediately adjacent to water edges in salt lake environments.
Cicindela willistoni pseudosenilis
Owens Lake Tiger Beetle
Cicindela willistoni pseudosenilis is a subspecies of tiger beetle in the family Carabidae. It is known from western North America, particularly associated with saline lake habitats. Adult emergence is triggered by summer monsoonal rains. The subspecies is part of a complex of tiger beetles that exhibit fine-scale habitat partitioning in salt flat environments.
Eunota togata fascinans
Salt Flat Tiger Beetle
Eunota togata fascinans is a subspecies of tiger beetle in the family Carabidae. It is known from salt flat habitats in the southwestern United States and Mexico, where it occupies unvegetated sandy areas near water edges. The subspecies exhibits specific microhabitat preferences that allow coexistence with other tiger beetle species through resource partitioning. Adult emergence is triggered by summer monsoonal rains, limiting its active period to a relatively short post-monsoonal season.
Megapurpuricenus
Megapurpuricenus is a monotypic genus of long-horned beetles in the family Cerambycidae, established by Eya in 2015. The sole described species, M. magnificus, is notable for its spectacular appearance and highly synchronized emergence pattern. Adults emerge en masse every three years for approximately two weeks following the first summer monsoon rains, creating a brief but intense reproductive window. The genus is endemic to a limited number of locations in the southwestern United States, where it develops as larvae in the trunks of living oak trees.
Megapurpuricenus magnificus
Texas Canyon Longhorn Beetle
Megapurpuricenus magnificus is a spectacular longhorn beetle (Cerambycidae) known for its massive size and striking red-and-black coloration. It is the sole species in its genus and exhibits a remarkable synchronized mass emergence every three years following the first summer monsoon rains. Adults are powerful fliers that congregate high in oak canopies for a brief reproductive period lasting approximately two weeks. The species has an extremely restricted distribution, occurring only in a few canyon systems in southeastern Arizona and historically in the Huachuca Mountains.
Parvindela terricola cinctipennis
Belted-winged Tiger Beetle
Parvindela terricola cinctipennis is a subspecies of tiger beetle in the family Cicindelidae, formerly placed in the genus Cylindera. It is one of eight tiger beetle species documented from the Laguna del Perro salt lake region of New Mexico, where it exhibits highly specific microhabitat preferences. Adult emergence is triggered by summer monsoonal rains, and the species occupies a narrow ecological niche that minimizes competition with sympatric tiger beetle species.