"One of the Numphonomorphous Pantopoda, Nymphon hispidum, showing the seven pairs of appendages 1 to 7; ab, the rudimentary opisthoma; s, the mouth-bearing proboscis." — The Encyclopedia Britannica, 1910

Nymphonomorphous

"One of the Numphonomorphous Pantopoda, Nymphon hispidum, showing the seven pairs of appendages 1 to…