Assertion: horned viper | /r/HasAspect | a spinelike scale
Facets:
value: above each eye
type: LOCATION
value: usually
type: DEGREE
Source sentences:
text: There are two species, the horned viper (C. cerastes), which usually has a spinelike scale above each eye, and the common, or Sahara, sand viper (C. vipera), which lacks these scales.