次類 is read as じるい (jirui) and means subgenus.
じるい
jirui
じかい
next time (occasion)
じげん
dimension
つぐ
to follow
じなん
second son
ついで
next
じちょう
vice-chief
じき
next term
じかん
vice-minister
つぎつぎ
in succession
じじょ
second daughter
つぎ
stage
つぎつぎに
one by one