1 pointProbably some odd, large Corydiid or Eurycotis pluto. 🙂
1 pointSorry to hear that, mismolts like this can happen occasionally even if care is optimal, just an unfortunate part of the hobby... 😕 I hope you other individuals make it to adulthood successfully!
1 pointVery sorry for the loss; I know it can be heart-breaking. Best of luck with the others going forward.