. Bulletin. Natural history; Natural history. Fig. 155.— Chimarra feria larva, head. Fig. 156.— Trentonius distinctus larva, head. Fig, 157.—Dolophilus shawnee larva, head. Frons almost perfectly symmetrical, with posterior portion widened, separated by a constriction from an- terior portion, fig. 157 Dolophilus, p. 45 Frons slightly asymmetrical, without constriction, posterior portion uni- form in width, fig. 156 Trentonius, p. 47. 160 '^161 Fig. 158.—Chimarra obscura pupa, man- dibles. Fig. 159.— Trentonius distinctus pupa, man- dibles. Fig. 160.—Dolophilus shawnee pupa, man- dibles. Fig. 1
. Bulletin. Natural history; Natural history. Fig. 155.— Chimarra feria larva, head. Fig. 156.— Trentonius distinctus larva, head. Fig, 157.—Dolophilus shawnee larva, head. Frons almost perfectly symmetrical, with posterior portion widened, separated by a constriction from an- terior portion, fig. 157 Dolophilus, p. 45 Frons slightly asymmetrical, without constriction, posterior portion uni- form in width, fig. 156 Trentonius, p. 47. 160 '^161 Fig. 158.—Chimarra obscura pupa, man- dibles. Fig. 159.— Trentonius distinctus pupa, man- dibles. Fig. 160.—Dolophilus shawnee pupa, man- dibles. Fig. 161.—Dolophilus moestus pupa, man- Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division
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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory
