Plate XXXYII. 
Fig. 1. Centra cinerea, freshly hatched larva, Stage I; la, the same dorsal view, much enlarged; la', front view of 
head; 1&, dorsal prothoracic tubercle, enlarged; Ic, larv®, natural size; Id, second abdominal segment,, 
enlarged; le, end of one of the ^^tails.” 
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