The limulus change significantly through each stage. They develop as they pass each stage.
There are a total of 17 stages in the growth of a limulus, after the tenth stage, it gets bigger in size (molt) over time until they die.
First Stage (egg)
Second Stage (small crabs in eggs)
Third stage
Fourth stage
Fifth stage
Sixth stage
Seventh stage
Eighth stage
Ninth stage
Tenth stage