Free access
Issue
Apidologie
Volume 36, Number 1, January-March 2005
Page(s) 85 - 96
DOI http://dx.doi.org/10.1051/apido:2004072
Published online 16 March 2005
Apidologie 36 (2005) 85-96
DOI: 10.1051/apido:2004072

Online Material

Photo 1, photo 2, photo 3. Pictures of B. r. ruderarius (1), B. r. montanus (2) and B. sylvarum (3) females. Photo P. Rasmont.