A NEW PHEROMONE IN THE ANT PHEIDOLE-PALLIDULA (MYRMICINAE)

被引:5
|
作者
DETRAIN, C
CAMMAERTS, MC
机构
[1] Laboratoire de Biologie Animale et Cellulaire (CP160), Université Libre de Bruxelles, 1050 Bruxelles
关键词
ANT; CASTE; LAST STERNITE; PHEIDOLE; PHEROMONE;
D O I
10.1016/0376-6357(91)90004-J
中图分类号
B84 [心理学];
学科分类号
04 ; 0402 ;
摘要
In the dimorphic species Pheidole pallidula, an ethological factor, present on the VIIth abdominal sternite attracts ants from short distances and enhances the linear speed of those having approached it. Added to poison gland extract, it improves the workers' trail following behaviour. This factor is essentially presented by minors, majors' sternite having a much weaker ethological effect. Several functions and a glandular origin are suggested for this hitherto unknown pheromone in Pheidole pallidula.
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页码:123 / 132
页数:10
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