EXPLANATION OF PLAT?] LIV. 



Fh;. \.—CHliemiua regnl'm, larval armature: A, stage I; B, stage II; th, thoracic horns; lah, that of the first abdominal 



segment 1; vii, that of abdominal segment 7; viii, caudal horn, horn on 9th segment; x, armature of 



tenth segment. 

 Fig. 2. — CUheronia reijaUs, stage III; i, ii, in, horns of each thoracic segment. 



Fig. S.—Cillieroriia rei/alU, stage III, end of body, side view, including caudal horn, suranai iilatc, and anal leg. 

 Fig. 4. — CilhcronUi i'Cf/o/i'."!, stage IV (next to last), armature of the thoracic segments, and of the 1st abdominal 



segment; 1st, 2d, 3d dorsal tubercles of abdominal segments 1-3. 

 Fig. o. — Cilheronia regcdis, last stage; tubercles *', Hi, i; cii of each thoracic segment. A, ddrsal tubercle of the first 



abdominal segment II. 

 Fig. &.—Cilheronia regalia, last stage, abdominal segments S-10; .v,, lateral tul)cnlc of abilonnnal plate; *, caudal horn; 



ii, median or caudal h(_>rn of ',)th segment. 

 Fig. 7 .—Aildocrphaln sp. from Brazil, I'l. Ill, fig. 1; end of body, dorsal view of suranai plale. 



2.58 



