Fournoid
See also
Bidenoid, CameloidReferences
GRAPE. "Deformation of a Catenoid into the Fournoid." http://www-sfb256.iam.uni-bonn.de/grape/EXAMPLES/AMANDUS/cat4noid.html.GRAPE. "Jorge-Meeks
-Noids."
http://www-sfb256.iam.uni-bonn.de/grape/EXAMPLES/AMANDUS/knoid.html.