Ambrysus arizonus
La Rivers, 1951
Ambrysus arizonus is a creeping water bug ( Naucoridae) in the Ambrysus guttatipennis . It is distributed in both the United States and Mexico, with recent records extending its known range into Mexico. As a member of the Cryphocricinae , it shares the characteristic saucer-like, flattened body form and aquatic lifestyle typical of this group.



Pronunciation
How to pronounce Ambrysus arizonus: //ˈæmbɹɪsəs æɹɪˈzoʊnəs//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Belongs to the Ambrysus guttatipennis , united with other by features of male genitalia and associated structures in both sexes. Distinguished from by specific genitalic characters detailed in taxonomic revisions.
Images
Habitat
Running streams; clings to rocks and gravel with powerful claws in turbulent aquatic environments.
Distribution
Mexico and the United States; newly recorded from Mexico in addition to previously known U.S. records.
Life Cycle
Hemimetabolous development without larval or pupal stages; nymphs resemble , differing primarily in size, wing development, and sexual maturation.
Similar Taxa
- Ambrysus guttatipennisType of the ; shares genitalic characteristics uniting the complex
- Ambrysus mormonWidest-ranging in the complex; both species occur in Mexico and the United States
- Ambrysus bispinusAlso distributed in Mexico and Guatemala; member of same with similar genitalic features
Sources and further reading
- BugGuide
- GBIF taxonomy match
- iNaturalist taxon
- Ambrysus cayo Archives - Entomology Today
- Ambrysus-cayo-kevin-wp - Entomology Today
- Two New Creeping Water Bug Species Found in Belize and Peru
- longhorned beetles | Beetles In The Bush | Page 10
- Revision of the Ambrysus guttatipennis Stål species complex (Heteroptera: Naucoridae: Cryphocricinae) with the descriptions of six new species from Mexico