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Semiochemicals of Genus Leiobunum

Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Opiliones
Family: Sclerosomatidae
Subfamily: Leiobuninae
Tribe: 
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Semiochemical(s):

Leiobunum calcar Wood
 
               Jones TH  1977  Proc. Natl. Acad. Sci. U.S.A.  74: 419   
    2me4me-E2E4-6OH    67 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
    4me6me-E6-8-3Kt    32 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
 
 
Leiobunum formosum Wood
 
               Blum MS  1971b  Insect Biochem.  1: 181   
    4me-7-3Kt    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
 
 
Leiobunum leiopenis Davis
 
               Jones TH  1977  Proc. Natl. Acad. Sci. U.S.A.  74: 419   
    4me-7-3Kt    18 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
    4me-E4-7-3Kt    2 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    2me4me-E2E4-6OH    44 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    2me4me-E2E4-7OH    35 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
 
 
Leiobunum nigripalpi
 
               Jones TH  1977  Proc. Natl. Acad. Sci. U.S.A.  74: 419   
    4me-6-3Kt    78 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
    4me-E4-6-3Kt    10 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    4me-hexan-3-ol    3 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    4me-E4-7-3Kt    1 ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    2me4me-E2E4-6Ald    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
 
 
Leiobunum speciosum Banks
 
               Blum MS  1971b  Insect Biochem.  1: 181   
    4me-7-3Kt    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
 
 
Leiobunum townsendi Weed
 
               Ekpa O  1985  Comp. Biochem. Physiol. B  81: 555   
    4me-heptan-3-ol    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
    4me-7-3Kt    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    4me-E4-7-3Kt    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
    4me-E4-hepten-3-ol    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		 
 
 
Leiobunum vittatum Say
 
               Meinwald J  1971b  Proc. Natl. Acad. Sci. U.S.A.  68: 1467   
    4me-7-3Kt    ¦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
µg -   Microgram
mg -   Milligram
g -   Gram¦
   		Defense substance 
 
 
Reference(s):

Ekpa, O., Wheeler, J.W., Cokendolpher, J.C., and Duffield, R.M. 1985. Ketones and alcohols in the defensive secretion of Leiobunum townsendi weed and a review of the known exocrine secretions of Palpatores (Arachnida: Opiliones). Comp. Biochem. Physiol. B. 81:555-557.
 
Jones, T.H., Meinwald, J., Hicks, K., and Eisner, T. 1977. Characterization and synthesis of volatile compounds from the defensive secretions of some "daddy longlegs" (Arachnida: Opiliones: Leiobunum spp.). Proc. Natl. Acad. Sci. U.S.A. 74:419-422.
 
Blum, M.S., and Edgar, A.L. 1971b. 4-methyl-3-heptanone: identification and role in opilionid exocrine secretions. Insect Biochem. 1:181-188.
 
Meinwald, J., Kluge, A.F., Carrel, J.E., and Eisner, T. 1971b. Acyclic ketones in the defensive secretions of a "daddy longlegs" (Leiobunum vittatum). Proc. Natl. Acad. Sci. U.S.A. 68:1467-1468.
 

 
Citation: El-Sayed AM 2008. The Pherobase: Database of Insect Pheromones and Semiochemicals. <http://www.pherobase.net>.
©2003-2008 The Pherobase - Extensive Database of Insect Pheromones and Semiochemicals. Ashraf M. El-Sayed
Page created on 17-April-2008