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Semiochemicals of Exochomus quadripustulatus, the Pine ladybird

Phylum:  Arthropoda
Subphylum:  Uniramia
Class:  Insecta
Order:  Coleoptera
Family:  Coccinellidae
Subfamily:  Chilocorinae
Genus:  Exochomus
Tribe:  Chilocorini
Author:  Linnaeus
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Bedoukain RussellIPM

Semiochemical(s):

  Timmermans M  1992b  Tetrahedron Lett.  33: 1281   
    exochomine    �Relative ratio of the component�   �(*) indicates that compound is active�   Al
�Category of the chemical signal
A -   Attractant
Al -   Allomone
K -   Kairomone
P -   Pheromone
Sy -   Synomone�
  
�Source of the chemical signal
F -   Female
H -   Host (could be of plant or animal origin)
L -   Lure
M -   Male
M&F -   Male and Female
S -   Solider
Q -   Queen
W -   Worker�
  
�Amount
pg -   Picogram
ng -   Nanogram
�g -   Microgram
mg -   Milligram
g -   Gram�
   		Defense substance 
 

Reference(s):

Timmermans, M., Braekman, J.-C., Dal�ze, D., Pasteels, J.M., Merlin, J., and Declercq, J.-P. 1992b. Exochomine, a dimeric ladybird alkaloid, isolated from Exochomus quadripustulatus (Coleoptera: Coccinellidae). Tetrahedron Lett. 33:1281-1284.
 
 
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.
Page created on 19-January-2025