KATHMANDU: A motorcyclist and pillion rider were killed when the motorcylce (Na 15 Pa 6593) they were riding on collided head-on with a car (Ba 11 Cha 3967) at Parsoni of Nawalparasi district on Friday morning. Police said the duo died on the spot in the accident at around 11:30 am. Meanwhile, police have identified the deceased as the motorcyclist Deepak Chaudhary (34) and pillion rider Pancha Man Kumal (35) of Bardaghat Municipality-3, in the district. Police detained the driver of a car for investigation.