Skeleton

[fozzies]

19A 4L ?N?S Short and overweight army perhaps ....I’m thinking Ants but can’t equate it to the clue also I see 13A 3L answer given as Wax I’ve seen 2 different explanations as to why it’s Wax,yet still clueless any help much appreciated and thanks in anticipation.

[Buntz]

19a yes. An(d) + ts - abbreviation of stone reversed

[Toorak]

An(d) & st (weight) reversed (over)

[Gill55]

short and (An) over weight St for stone and you have an army of ants
Wax WA first letters of with abbey and x for times and the wax as in the moon waxing and waning.

[dannyk13]

Ants -an(short and) + st (weight) reversed,

[Buntz]

X = times with first letters of w(ith) a(bbey) in front of it

[fozzies]

All clear now many thanks always the little ones that get me nonplussed.