Endeodes
LeConte, 1859
soft-winged flower beetles
Species Guides
3Endeodes is a of soft-winged flower beetles in the Melyridae, containing approximately six described . Members of this genus are flightless beetles that have been documented visiting flowers, including California golden poppy, where they acquire pollen. The genus was established by LeConte in 1859 and is distributed in North America.
Pronunciation
How to pronounce Endeodes: //ɛnˈdiː.oʊˌdiːz//
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Identification
Endeodes can be distinguished from other melyrid beetles by their flightless condition. Specific characters for separating the six described species (E. basalis, E. blaisdelli, E. collaris, E. insularis, E. rugiceps, E. terminalis) require examination of morphological details not fully documented in available sources.
Images
Distribution
North America, with documented from the western United States including California.
Behavior
Flightless. Has been observed visiting flowers and acquiring pollen, as documented for Endeodes insularis on California golden poppy.
Ecological Role
Potential based on observed flower visitation and pollen acquisition.
Human Relevance
No direct economic or medical significance documented. Some melyrid beetles in related elsewhere in the world are known to contain toxins that are sequestered by poison-dart frogs and birds, but this has not been documented specifically for Endeodes.
Similar Taxa
- Other Melyridae generaDistinguished by flightless condition; many other soft-winged flower beetles are capable of .
More Details
Species list
Six described : Endeodes basalis LeConte, 1853; Endeodes blaisdelli Moore, 1954; Endeodes collaris LeConte, 1853; Endeodes insularis Blackwelder, 1932; Endeodes rugiceps Blackwelder, 1932; Endeodes terminalis Marshall, 1957.
Pollen acquisition
Photographic documentation shows individuals of E. insularis covered in pollen grains while on poppy flowers, indicating active pollen contact though pollination effectiveness has not been experimentally verified.