Nematoscelis difficilis

Taxon-Order: 

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Distribution: 
Endemic to the North Pacific Ocean and Gulf of California.
Habitat: 
Adults are usually found in the upper 200 m within the thermocline.
Size: 
15 - 25 mm
Diet: 
Microplankton.
Predators: 
Important prey for fish, birds and whales.
Useful Facts or Characters: 

Eyes are bilobed, with the upper lobe nearly the same width as the lower lobe. Elongate second thoracic leg.

Natural History: 

Large beach strandings have been reported off Baja California, Mexico.