Seashells: the plainness and beauty of their mathematical description

Examples: Gastropods

Golden Brown Ancilla (spindle shape, [2, p. 159])

[alpha=86, beta=7, phi=0, mu=0, Omega=0, A=100, a=15, b=35, L=0]

(Click with the mouse over the picture to rotate it)

Ancillas are a large group of sand-burrowing, warm-water species with glossy shells. The golden brown ancilla is a fragile, ovate shell with a blunt, rounded apex.
Habitat: deep water, S. Australia.

[2] S. Peter Dance, Shells, Dorling Kindersley, 2002.

Last update: 08 Apr 23:40:25 2006

Next | Previous | Index of examples | Back to Index