"sebaceus" and "sebaeceus," "subglobose" and "sub-globose," "center" and
"centre," "net-work" and "network."

Both "Huseman" and "Husemann" appear; perhaps they refer to the same
person, but I couldn't be sure, so I left them as is.

There is little consistency about when names are italicized or placed in
quotes. Except where noted below, I left them as typeset in the
original.

Changed "filamentose" to "filamentous" on page 7 of part 1: "filamentous
network."

Changed "sub generas" to "subgenera" on page 9 of part 1: "of the
subgenera."

Changed "Pratel