Morphological changes in the cephalic salivary glands of females and males ofApis melliferaandScaptotrigona postica(Hymenoptera, Apidae)

Male Cephalic Labial Gland Secretions of

Male Cephalic Labial Gland Secretions of Two Bumblebee Species of the Subgenus Cullumanobombus (Hymenoptera: Apidae: Bombus Latreille) and Their Distribution in Central Europe

✍ Oldřich Hovorka; Irena Valterová; Pierre Rasmont; Michaël Terzo 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 75 KB

The cephalic labial gland secretion of Bombus semenoviellus males was analyzed, and its chemical composition is reported for the first time. The secretion functions as sex or marking pheromone. Eighty compounds were identified in the secretion, the main one being all-trans-geranylgeranyl acetate (48