Journal of the Kansas Entomological Society
Nest supersedure by the eumenid wasp Monobia quadridens in tubes occupied by the megachilid bee Osmia lignaria followed destruction of cells, pupae and cocoons of the latter. Nest structure, prey and immature forms of Monobia are briefly described.
Byers, George W., "Competetive Supersedure by Monobia Quadridens in Nests of Osmia Lignaria" (1972). Bu. Paper 75.
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