Isodacrys
Sharp, 1911
Isodacrys is a of broad-nosed in the , containing 20 described . The genus ranges from the southern United States through Mexico to Honduras. are associated with diverse families including oaks (Quercus), pines (Pinus), and various angiosperms. stages remain unknown. A 2021 systematic revision confirmed the genus as and described eight new species.
Pronunciation
How to pronounce Isodacrys: /ˌaɪsoʊˈdækrɪs/
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Habitat
Primarily montane environments at elevations of 1500–3100 meters above sea level across Mexican and Central mountain ranges. Some also occur in lowland areas. have been collected from leaf litter and under rocks.
Distribution
Southern United States of America, Mexico, Guatemala, and Honduras. In Mexico, recorded from Tamaulipas, Chiapas, Coahuila, Hidalgo, Nuevo León, San Luis Potosí, Durango, Oaxaca, and Puebla. In Guatemala, recorded from Baja Verapaz, Sacatepéquez, Guatemala, Totonicapán, Jalapa, and San Marcos departments.
Host Associations
- Quercus - association
- Pinus - association
- Asteraceae - association
- Fabaceae - association
- Rhamnaceae - association
- Cucurbitaceae - association
- Betulaceae - association
- Malvaceae - association
- Solanaceae - association
Similar Taxa
- IsodillexNewly described sister to Isodacrys, distinguished by morphological characters in specimens. Two : I. minutum (new combination) and I. plumosum (new species).
More Details
Taxonomic revision
A 2021 systematic revision by Pérez-Farrera and colleagues recognized 20 in Isodacrys, described eight new species (I. antrum, I. carlae, I. confusum, I. fasciatum, I. frontalis, I. kuchii, I. obrienorum, I. okuiltontli), and established the new Isodillex as sister group. Phylogenetic analysis of 43 (21 ingroup, 22 outgroup) using 72 morphological characters supported of Isodacrys.
Data gaps
stages (, , ) remain unknown for all Isodacrys . Feeding habits and specific relationships are not documented beyond collection records. No behavioral or reproductive studies have been published.