Fig 1.
Detail of Metapectal-propodeal complex.
1A Heterocoelia sp. (Mesitiinae), 1B Chlorepyris sp. (Epyrinae), 1C Pseudisobrachium sp. (Pristocerinae), 1D Sclerodermus sp. (Scleroderminae). (A-D) Metapectal-propodeal complex, dorsal view. Blue = metapostnotum; yellow = first abdominal tergo. Scale bar in the figure.
Fig 2.
Detail of Metapectal-propodeal complex.
2A Prosierola sp. (Bethylinae), 2B Pristocera sp. (Pristocerinae), 2C Heterocoelia sp. (Mesitiinae), 2D Epyris sp. (Epyrinae). (A) Metapectal-propodeal complex, dosal view. Blue = metapostnotum; yellow = first abdominal tergo. (B) Metapectal-propodeal complex, internal anteroposterior view. Blue (upper) = metapostnotum; blue (lower) = propodeo-second abdominal segment muscle; red = mesophragmo-metaphragmal muscle. (C-D) Metapectal-propodeal complex, dorsal view. Scale bar in the figure.
Fig 3.
Musculature of Metapectal-propodeal complex.
3A Pristocera sp. (Pristocerinae), 3B Prosierola sp. (Bethylinae). (A) Metapectal-propodeal complex, internal medial view. Red = mesophragmo-metaphragmal muscle. (B) Emphasis on the prophragmo-mesophragmal muscle through of metapectal-propodeal complex, using low opacity with image editing tool, dorsal view. Scale bar in the figure.
Fig 4.
Detail of mesopostnotum (mesolaterophragma and mesophragma), lateral view.
Pristocera sp. (Pristocerinae). Scale bar in the figure.
Fig 5.
Detail of mesopostnotum, dorsal view.
Pristocera sp. (Pristocerinae). Scale bar in the figure.
Fig 6.
Detail of Meso- and metapostnotum.
6A Pseudisobrachium sp. (Pristocerinae), 6B-C Chlorepyris sp. (Epyrinae). (A) Mesosoma, internal medial view. Purple = prophragmo-mesophragmal muscle. (B) Metanotum and metapectal-propodeal complex, internal ventral view. Blue = metapostnotum; green = mesopostnotum. (C) Metapectal-propodeal complex, internal anterior view. Blue = metapostnotum; green = mesopostnotum.
Fig 7.
Detail of Metapectal-propodeal complex.
7A-B Heterocoelia sp. (Mesitiinae). (A) Metapectal-propodeal complex, lateral view. Blue = metapostnotum; yellow = first abdominal tergo. (B) Metapectal-propodeal complex, posterior view. Blue = metapostnotum; yellow = first abdominal tergo.
Fig 8.
Cladogram of families of Chrysidoidea modified from Brothers ([36], Fig 22).
Black hatchmarks indicate shared state according: (a) Brothers [37]; (b) Brothers [37], Carpenter [31, 33], and Brothers and Carpenter [34]; (c) Brothers and Carpenter [34]; (d) present work; (e) Whitfield et al [4].
Fig 9.
Evolutionary hypothesis about displacement of ph2-ph3 muscles.
Green circle = lateral mesophragmo-metaphragmal muscle (ph2l-ph3); yellow circle = median mesophragmo-metaphragmal muscle (ph2m-ph3); blue ellipse = metaphragmo-second abdominal tergal muscle (ph3-T2); solid line = metapostnotum; double arrow = expansion area; red X = muscles obliteration.