【医】 麦地那龙线虫

Amphisbaena \Am`phis*b[ae]"na\, n. [L., fr. Gr. ?; ? on both
ends + ? to go.]
1. A fabled serpent with a head at each end, moving either
way. --Milton.

2. (Zo["o]l.) A genus of harmless lizards, serpentlike in
form, without legs, and with both ends so much alike that
they appear to have a head at each, and ability to move
either way. See Illustration in Appendix.

Note: The {Gordius aquaticus}, or hairworm, has been called
an {amphisb[ae]na}; but it belongs among the worms.
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