Megorama
Fall, 1905
Species Guides
3Megorama is a of beetles in the Ptinidae (death-watch and spider beetles), first described by Fall in 1905. The genus contains approximately five described distributed in North America. These beetles are associated with stored products and dry organic materials. The genus has been historically placed in Anobiidae by some sources, though current classifications favor Ptinidae.
Pronunciation
How to pronounce Megorama: /ˌmeɡoʊˈræmə/
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Identification
Members of Megorama can be distinguished from other Ptinidae by examination of antennal structure and pronotal shape. -level identification requires examination of male genitalia and detailed morphological features. The genus is characterized by features typical of spider beetles, including an oval to elongate body form and relatively long legs.
Habitat
Megorama are found in association with stored products, dry organic materials, and wooden structures. They inhabit environments where dried plant or animal matter accumulates.
Distribution
The is known from North America, with records from the United States and Canada. Specific distributions vary: M. frontale, M. ingens, M. simplex, and M. viduum have been recorded in the United States, while M. subserratum has been reported from Iceland.
Human Relevance
Megorama are considered stored product pests, potentially infesting dried goods, seeds, and other organic materials in human dwellings and storage facilities.
Similar Taxa
- PtinusBoth are of spider beetles in Ptinidae with similar body forms and habits; Megorama generally have distinct antennal club structure and pronotal margins that differ from Ptinus.
- GibbiumAnother spider beetle with hump-backed appearance; Megorama lack the strongly convex profile characteristic of Gibbium.
More Details
Taxonomic Note
The placement of Megorama has been inconsistent across sources. While Wikipedia and NCBI list Ptinidae, GBIF and some historical sources place it in Anobiidae. The current consensus based on modern phylogenetic studies favors Ptinidae as the correct family placement.