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published his binomial three times as P. lejo- 
phyllus and twice as P. leiophyllus. He appar- 
ently considered the i and the / as identical and 
interchangeable. Now, it is settled by the 1966 
International Code, Art. 73, Note 6, that when 
used as a vowel, it must be /, so his epithet is 
P. leiophyllus. 
The new epithet is the Latin participle, in- 
volutes, infolded, and is given with reference 
to the involute style. 
