Wilcoxia

James, 1941

Wilcoxia is a Nearctic of (: : Stenopogoninae) comprising eight , primarily distributed in the southwestern United States. The genus was revised in 2019, resulting in the description of three new species: W. apache, W. flavipennis, and W. forbesi. Two species groups (cinerea and martinorum) are recognized based on structural features, seasonality, and differences. are predatory, with documented spanning four .

Pronunciation

How to pronounce Wilcoxia: /wɪlˈkɒksiə/

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Identification

of Wilcoxia can be distinguished from other Stenopogoninae by external morphological features detailed in the 2019 revision. The two groups (cinerea and martinorum) differ in structural features, seasonality, and characteristics. A published to all eight species is available, supplemented with photographs of habitus and selected morphological features.

Distribution

Primarily southwestern United States. Documented localities include: New Mexico (Quay County, Apache Canyon; Doña Ana County, 1 mi. NW Tortugas Mt.) and Arizona (Pima County, Organ Pipe Cactus National Monument).

Seasonality

Seasonality patterns differ between the two groups (cinerea and martinorum), though specific timing details are not provided in available sources.

Diet

Predatory. Identified items for W. apache, W. forbesi, and W. martinorum include representatives from: (eight ), (one family), (five families), and (10 families). Prey data for the remaining five is not documented.

More Details

Species Groups

Two reasonably well-defined groups are recognized: the cinerea group (four species) and the martinorum group (four species), distinguished by structural features, seasonality, and characteristics.

New Species

Three were described in 2019: W. apache (New Mexico), W. flavipennis (Arizona), and W. forbesi (New Mexico).

Prey Documentation Limitations

records are available only for W. apache, W. forbesi, and W. martinorum; feeding habits of the other five remain undocumented.