Microscolex dubius (Fletcher) (Megascolecidae)

• Origin in southern South America
  
• 35-90 x 2-5 mm
  
• Endogeic, detritivorous
  
• Parthenogenetic
  
• Found in warm climates
  
• Found in both clayey and sandy soils
  
• Collected from almond orchards in the San Joaquin Valley
  
• Small individuals appear to be associated as commensals in middens of Lumbricus terrestris