Antianthe expansa
(Germar, 1835)
keeled tree hopper, solanaceous treehopper
Antianthe expansa is a in the Membracidae, commonly known as the keeled tree hopper or solanaceous treehopper. The species was described by Germar in 1835. Two are recognized: A. e. expansa and A. e. humilis Fowler. The species belongs to the Smiliinae, a group of treehoppers characterized by often elaborate pronotal modifications.
Pronunciation
How to pronounce Antianthe expansa: //ænˈtaɪænθi ɛkˈspænsə//
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Identification
The can be identified by its placement in the Antianthe within the Smiliinae. The 'keeled tree hopper' suggests a pronounced carina or keel on the pronotum, a feature common in many Smiliinae. The alternative common name 'solanaceous ' indicates an association with plants in the Solanaceae. For definitive identification, examination of genitalia and comparison with would be required.
Images
Distribution
The has been recorded from Arizona and California in the United States, as well as from several localities in Central America including Boaco and Carazo in Nicaragua, and Bocas del Toro in Panama. The distribution suggests a range spanning southwestern North America through Central America.
Host Associations
- Solanaceae - plantThe 'solanaceous ' directly indicates association with this plant , though specific or are not documented in available sources.
Similar Taxa
- Other Antianthe speciesCongeneric would share the general body plan and characteristics of Smiliinae, requiring detailed examination for separation.
- Other Smiliinae treehoppersMembers of this often exhibit similar pronotal elaborations and body forms, necessitating careful study of diagnostic features for accurate identification.
More Details
Subspecies
Two are formally recognized: Antianthe expansa expansa (Germar, 1835) and Antianthe expansa humilis Fowler. The latter was described by Fowler, though the original description date is not specified in available sources.