Mesosoma length versus forewing length of some Epirhyssa quagga males. Our proxy for body size (mesosoma length) matched the earlier used proxy (forewing length). We fitted a regression line that was significant and explained much of the variation (statistics in lower right corner).
Part of: Keronen S, Sääksjärvi IE, Hopkins T (2021) Deducing how tropical rhyssines (Hymenoptera, Ichneumonidae) mate from body measurements. Journal of Hymenoptera Research 86: 93-100. https://doi.org/10.3897/jhr.86.71615