Ulomorpha
Osten Sacken, 1869
Ulomorpha is a of in the , first described by Osten Sacken in 1869. The genus contains ten described distributed across North America and East Asia. Members are characterized by distinctive and body setation patterns typical of the Limnophilinae.
Pronunciation
How to pronounce Ulomorpha: //juːloʊˈmɔrfə//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
within Ulomorpha are distinguished by patterns, particularly the arrangement of in the , and by characteristic body setation. The specific epithets of described species often reference coloration patterns (nigricolor, nigrodorsalis, nigronitida) or setal (polytricha, pilosella), suggesting these are diagnostic features. Identification to species level requires examination of male and detailed wing venation analysis.
Distribution
Canada, United States, North Korea, and Japan.
Similar Taxa
- LimnophilaBoth belong to the Limnophilinae and share similar preferences and general body plan, requiring careful examination of and for separation.
- LimnophilaBoth belong to the Limnophilinae and share similar preferences and general body plan, requiring careful examination of and for separation.
More Details
Species Diversity
The includes ten described : U. aridela (1927), U. nigricolor (1924), U. nigrodorsalis (1949), U. nigronitida (1920), U. pilosella (1860), U. polytricha (1930), U. quinquecellula (1920), U. rogersella (1929), U. sierricola (1918), and U. vanduzeei (1920). The oldest described species, U. pilosella, was originally placed in a different genus by Osten Sacken before the establishment of Ulomorpha.
Taxonomic History
Ulomorpha was established by Osten Sacken in 1869, making it one of the earlier described within the . The genus has been consistently placed within the Limnophilinae based on morphological characteristics.