Schinia grandimedia

Hardwick, 1996

Rockies Boneset Flower Moth

Schinia grandimedia, known as the Rockies Boneset , is a small described by David F. Hardwick in 1996. The exhibits a highly specialized ecological relationship with its , feeding on Brickellia eupatorioides during its larval stage. It occurs in the south-central United States with a distribution centered on the Rocky Mountain foothills and adjacent plains. The has a single and is active during the summer months.

Schinia grandimedia by BOLD Systems. Used under a Copyrighted free use license.

Schinia grandimedia MEM91750 by Mississippi Entomological Museum. Used under a CC0 license.

-11148.1 – Schinia grandimedia (44479744761) by Andy Reago & Chrissy McClarren. Used under a CC BY 2.0 license.

Pronunciation

How to pronounce Schinia grandimedia: /ˈʃɪniə ˌɡrændɪˈmiːdiə/

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Identification

The small wingspan (26–27 mm) distinguishes S. grandimedia from larger Schinia . Definitive identification requires examination of or comparison with closely related species in the S. grandimedia species group. The species may be confused with other small Schinia that share similar associations with Brickellia, but dissection or detailed pattern analysis is necessary for reliable separation. The specific epithet 'grandimedia' refers to characteristics of the male genitalia.

Images

Appearance

have a wingspan of 26–27 mm. The exhibits the characteristic flower- typical of the Schinia, with relatively broad and compact body form. Coloration and pattern details specific to this species are not documented in available sources.

Habitat

Associated with supporting its Brickellia eupatorioides, which occurs in dry prairies, open woodlands, and rocky slopes. The inhabits regions where this boneset grows, typically in well-drained soils of the southern Great Plains and Rocky Mountain foothills.

Distribution

United States: Kansas south to Texas, west to Colorado and New Mexico. The distribution corresponds to the range of its primary .

Seasonality

One per year. period occurs during summer months, with peak activity likely corresponding to the flowering period of Brickellia eupatorioides (June–August based on regional ).

Diet

feed on Brickellia eupatorioides var. corymbulosa and var. chlorolepis (Asteraceae). feeding habits are not documented but are presumed to include nectar from flowers of the and possibly other available floral resources.

Host Associations

Brickellia eupatorioides var. corymbulosa - larval Documented larval
Brickellia eupatorioides var. chlorolepis - larval Documented larval

Life Cycle

(one per year). Larval development occurs on Brickellia eupatorioides. presumably occurs in soil or leaf litter, though specific details are not documented. emerge in summer to mate and oviposit on flowers or developing seed .

Behavior

are likely or flower visitors, as is characteristic of the Schinia. feed on flowers and developing seeds of the . Specific behavioral details such as mating systems or patterns are not documented.

Ecological Role

As a , the function as seed on Brickellia eupatorioides, potentially influencing reproductive success in local . The stage may contribute to of the plant and other co-blooming . The species represents a component of prairie and foothill .

Human Relevance

No documented economic or agricultural significance. Of interest to and biologists studying - relationships and prairie .

Similar Taxa

Schinia jaguarinaAnother Schinia associated with Dalea plants; differs in and likely pattern
Other Schinia speciesMany Schinia are small, flower-associated with similar ; definitive separation requires examination or association

More Details

Etymology

The specific epithet 'grandimedia' refers to characteristics of the male , specifically the (Hardwick, 1996).

Taxonomic History

Described as a new by David F. Hardwick in 1996, based on specimens from the south-central United States. The species belongs to a complex of Schinia specialized on Asteraceae plants.