well, just got bored really. chose the L333 because the odontodes are really prominant. they are generally larger and more prominant in males, and it has been known for males to shed them, if they are not the dominant male.
You also should label teeth, armored vs. unarmored, also the other odontodes, and it doesn't hurt to inform that some plecs don't have adipose fins. There are so many more parts, but for the most part that is a good diagram.
cant see teeth on the pics. its a basic diagram, im not in any way going to disect them or whatever. but you're right about the adipose fins. the first diagram is a bit misleeding as it looks like scales, when really its more plates but...