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Semiochemicals of Romalea microptera, the Eastern lubber grasshopper

Phylum:  Arthropoda
Subphylum:  Uniramia
Class:  Insecta
Order:  Orthoptera
Family:  Romaleidae
Subfamily:  Romaleinae
Genus:  Romalea
Tribe:  Romaleini
Author:  Palisot de Beauvois
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Image: Google
Host: Google
Biology: Google
Distribution: Google



Bedoukain RussellIPM

Semiochemical(s):

  Jones CG  1986  J. Chem. Ecol.  12: 749   
    hydroquinone    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 
    catechol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    phenol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    guaiacol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
 
  Berger RS  1976  Ann. Entomol. Soc. Am.  69:  
    2,5-dichlorophenol    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
 
M&F
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 
 
  Eisner T  1971b  Science  172: 277   
    phenol    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
 
M&F
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 
    verbenone    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    hydroquinone    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    1,4-benzoquinone    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    2,5-dichlorophenol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    isophorone    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    guaiacol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    p-cresol    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
    4-oxoisophorone    Relative ratio of the component   (*) indicates that compound is active    
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
 
 
 

Reference(s):

Jones, C.G., Hess, T.A., Whitman, D.W., Silk, P.J., and Blum, M.S. 1986. Idiosyncratic variation in chemical defenses among individual generalist grasshoppers. J. Chem. Ecol. 12:749-761.
 
Berger, R.S. 1976. 2,5-dichlorophenol: not synthesized by eastern lubber grasshopper. Ann. Entomol. Soc. Am. 69:1-2.
 
Eisner, T., Hendry, L.B., Peakall, D.B., and Meinwald, J. 1971b. 2,5-dichlorophenol (from ingested herbicide?) in defensive secretion of grasshopper. Science. 172:277-278.
 
 
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