“Peculiarities in the silkworm are known to appear at the corresponding caterpillar or cocoon stage”
In the book, The Evolution of Calpurnia Tate by Jacqueline Kelly, Chapter Nine “Petey” is about how the a young girl naturist, Calpurnia, who has this caterpillar named Petey that she is looking after. Her grandfather says that she should not name experimental subjects because then that loses the purpose of the experiment. He tries to explain that if you have a close bond with an experiment, then she will not want to test on the caterpillar. This quote at the beginning of Chapter Nine is saying that any peculiarities or odd changes or differences in a silkworm are known to it going into a cocoon stage.
This quote at the beginning of each chapter