"His pamphlet, On the Mesoblastic Origin of
Excitomotor Nerve Roots, had won him his fellowship
of the Royal Society; and his researches, Upon
the Nature of Bathybius, with some Remarks upon
Lithococci, had been translated into at least three
European languages. "

BATHYBIUS
Webster's 1913 Dictionary

Definition: \Ba*thyb"i*us\, n. [NL., fr. Gr. ? deep + ? life]
(Zo["o]l.)
A name given by Prof. Huxley to a gelatinous substance found
in mud dredged from the Atlantic and preserved in alcohol. He
supposed that it was free living protoplasm, covering a large
part of the ocean bed. It is now known that the substance is
of chemical, not of organic, origin.