Proceedings of the United States National Museum . Figure 32.—, head sclerites: a, Melanichneumon hrevicinctor(Say); b, Cratichneumon unifasciatorius (Say). (Antenna not visible on preparation;2, spiracle; 3, skin.) ICHNEUMONID FINAL INSTAR LARVAE—SHORT 453

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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience