Monograph of the bombycine moths of North America, including their transformations and origin of the larval markings and armature . LARA^AL STAGES OF SEIIIODONTA MARTHESIA Irid^hain , del us Bietj a CO ^ Plate XXXYI. Fig. 1, In. Cerina hnreiilis, Stage I. Fig. 2, 2a. Ceriira borealis, .^tage II; 2/i, natural size ami attitiule. Fig. 3, 3«. Centra borealis. Fig. 4, 4«. Centra cincrea; 46, face. Fig. 5, 5a. Centra miiltiscrijila; 56, face. Bridghaui del. Fig. 6. Centra borealis, larva on jioplar, Georgia. Lecontc del. Fi(i 7. Centra borealis, larva on willow, Maine. Wilder
Monograph of the bombycine moths of North America, including their transformations and origin of the larval markings and armature . LARA^AL STAGES OF SEIIIODONTA MARTHESIA Irid^hain , del us Bietj a CO ^ Plate XXXYI. Fig. 1, In. Cerina hnreiilis, Stage I. Fig. 2, 2a. Ceriira borealis, .^tage II; 2/i, natural size ami attitiule. Fig. 3, 3«. Centra borealis. Fig. 4, 4«. Centra cincrea; 46, face. Fig. 5, 5a. Centra miiltiscrijila; 56, face. Bridghaui del. Fig. 6. Centra borealis, larva on jioplar, Georgia. Lecontc del. Fi(i 7. Centra borealis, larva on willow, Maine. Wilder del. Fi(i. S. Centra occidental is. Lintner del. (Dr. Dyar thinks this is eiHcrea.) 364 PLATE Bridgham. Le Conte and Lintner, del. A. HOEN & CO., LITH., BALTIMORE. Larvse of Cerura borealis ; cinerea 4; multiscripta 5, etc. f^-- *^ Plate XXXVII. ¥lU. 1. Ceriira cinerin, freslily hiitclied larva, Stage I; la, the same ilorsal view, much enlari;c<l; In, fnmt view ofhead; li, dorsal prothoracic tubercle, enlarged; Ic, larvif, natural size; Id, second abdomiual segment^enlarged; le, end otone of the tails. 366 Plate XXXNTI
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