Plate XLVII. 



Venation of Seterocampa, Macruroeampa, and Centra. 



Fig. 1. Heterocampa pulrerea, fore wiug; lo, jiortiou of fore wing. 



Fig. 2. Heterocampa hydromeU; 2a, costal region of fore wing enlarged; 26, sketch from another specimen; 2c, hind 



wing. 



Fig. 3. Meterocampa unicolor, fore wiug; 3«, hind wiug. 



Fig. 4. Macrurocampa marthesia; ia, hiud wing. 



Fig. 5. Cerura scolopendrin-a, portion of fore wing. 



Fig. 6. C'enira »ci/ist/-i/)(a, from Florida; 66, hiud wing. Author del. 



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