Macrosiagon linearis
Macrosiagon linearis is a of wedge-shaped beetle in the Ripiphoridae. Members of this family are known for their unusual , often involving or on other insects. The Macrosiagon includes species whose larvae are associated with the nests of solitary . The specific epithet 'linearis' refers to the elongated, slender body form characteristic of this species.
Pronunciation
How to pronounce Macrosiagon linearis: /məˌkroʊˈsaɪəɡən laɪˈnɛrɪs/
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Host Associations
- Ancistrocerus campestris - /Larvae of Macrosiagon linearis have been recorded as preying on larvae of this mason wasp in pre-existing borings in wood, hollow sumac twigs, and abandoned mud dauber nests
More Details
Taxonomic note
The Ripiphoridae (formerly ) is a small but distinctive group of beetles characterized by reduced wing venation, often sexually dimorphic , and complex typically involving of other insects. The Macrosiagon is one of several genera in this family found in North America.
Life history context
Based on known of , Macrosiagon linearis likely shares the typical ripiphorid : active first-instar larvae (triungulins) seek out nests, where they develop as or of the host's stages. The M. cruentum has been documented preying on mason wasp larvae, suggesting similar associations for M. linearis.