They considered the peniculids in the class Nassophorea, owing to ultrastructural peculiarities such as the presence of nematodesmata, but more recent schemes reverse this move.
They considered the peniculids in the class Nassophorea, owing to ultrastructural peculiarities such as the presence of nematodesmata, which was considered to indicate the cyrtos was secondarily absent. However, more recent schemes reverse this move.