FIGURE 9. Junction between the cervical groove and a in Jurassic brachyurans of the genus Bucculentum

FIGURE 9. Junction between the cervical groove and a groove leading from eye area in a recent homoliid, Paromola cuvieri: B, scheme of dorsal view, C, frontal view [based on: A, http://megabenthos.info/catalog/arthropoda/malacostraca/decapoda/homolidae/paromola/paromola-cuvieri/; D, https://top3dshop.com/image/catalog/products/3d_scanners/shining_3d/einscan_pro_ plus/einscan_pro_plus_image9.jpg; E, https://en.wikipedia.org/wiki/Paromola_cuvieri).