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Table 1.

Rudimentary human organs mentioned by Darwin (1871, pp. 17–31; for a modern update, see Werth, 2014).

the panniculus carnosus (skin-twitching muscles) 
a projecting point in the helix of the ear (a remnant of pointed ears) 
the semi-lunar fold of the eye (vestige of the nictitating membrane) 
sense of smell 
scattered body hair 
long eyebrow hairs (residue of the vibrissæ as sensory organs) 
fetal facial hair 
the posterior molars (or “wisdom teeth”) 
the appendix (that is, “the vermiform appendage of the cæcum”) 
the supra-condyloid foramen, a skeletal passage for nerves in the elbow 
the tailbone, or coccyx 
mammary glands and the vesicula prostratica (uterus) in men 
the panniculus carnosus (skin-twitching muscles) 
a projecting point in the helix of the ear (a remnant of pointed ears) 
the semi-lunar fold of the eye (vestige of the nictitating membrane) 
sense of smell 
scattered body hair 
long eyebrow hairs (residue of the vibrissæ as sensory organs) 
fetal facial hair 
the posterior molars (or “wisdom teeth”) 
the appendix (that is, “the vermiform appendage of the cæcum”) 
the supra-condyloid foramen, a skeletal passage for nerves in the elbow 
the tailbone, or coccyx 
mammary glands and the vesicula prostratica (uterus) in men 
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