Terzo, M., Urbanov�, K., Valterov�, I., and Rasmont, P. 2005. Intra and interspecific variability of the cephalic labial glands' secretions in male bumblebees: the case of Bombus (Thoracobombus) ruderarius and B. (Thoracobombus) sylvarum [Hymenoptera, Apidae]. Apidologie. 36:85-96.
Bergstr�m, G., Appelgren, M., Svensson, B.G., Agren, L., Descoins, C., Frerot, B., Gallois, M., and Lettere, M. 1985. Marking pheromones of Megabombus sylvarum (L.) and M. ruderarius (M�ller) males (Hymenoptera: Apidae). Apidologie. 16:57-68.
Citation: El-Sayed AM 2025. The Pherobase: Database of Pheromones and Semiochemicals. <http://www.pherobase.com>.
Ⓒ 2003-2025 The Pherobase - Extensive Database of Pheromones and Semiochemicals. Ashraf M. El-Sayed.
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