Katherine Francovich. "The body was as startling as the head, because the upper torso did not match the lower torso. The arms were very long, without what we call muscle tone, very skinny, extending into very long hands. The hands were six-fingered, definitely six digits on each hand. I know, because I counted them more than once. The thing that fascinated me about the hands -- because I've worked quite a bit with primates -- is that the thumb [of this creature] was in the exact location of where the human thumb is. So there was a thumb and FIVE fingers, instead of four.
See also: Animal , MIB , Sulphuric acid-formaldehyde , Washington. ET: Gray , Eyes-Almond , Hop , Large Cranium , Long Arms , Suit-Metal