Figure 9 from: Neumeyer R, Baur H, Guex G, Praz C (2014) A new species of the paper wasp genus Polistes (Hymenoptera, Vespidae, Polistinae) in Europe revealed by morphometrics and molecular analyses. ZooKeys 400: 67-118. https://doi.org/10.3897/zookeys.400.6611

Figure 9 - Different aspects of a female (individual RN0138) of Polistes helveticus sp. n.: a frontal view of head b lateral view of lower face with malar space and mandible c mesopleural region of mesosoma d lateral view of body e dorsal view of body. The red arrow in picture (c) is pointing to the rather reduced epicnemial carina, and the white arrow to the quite distinct mesopleural signum (sensu Carpenter 1996a), a structure also called a sternopleural groove (Richards 1973).