part_of part of occurrent postdauer-L4 lethargus Ce The stage during postdauer-L4 molt when an animal becomes lethargic, ceases pharyngeal pumping and synthesizes new cuticle under the old. postdauer-L4 lethargus worm_development WBls:0000033 postdauer-L4 molt Ce C. elegans life stage occurring during larval molt