Proceedings of the Washington Academy of Sciences, Volume 11

abdomen æneous antennæ anteriorly apex apical apical third basal base Black Buttes Buprestis callous spots callus Ceratops beds Ceratopsia closely punctate coal coarsely color confluently Converse County coxæ Cretaceous cupreous densely punctate dinosaurs elevated elongate elytra Eocene evenly evidently eyes fauna feet fifth ventral finely flora formation fossils Fox Hills gradually rounding Gyascutus head Heer invertebrates Judith River Laramie laterally Lesq less long as wide lower member lustre margin median line middle miles moderately convex Montana narrower nearly similar Newb oblique obtuse parallel Platanus Populus posteriorly prominent pronotum prosternum prothorax pubescent punc punctures rounding and converging rugose sandstone Sapindus sculpture scutellum shale shining Shoshone sides slightly sparsely punctate species stratigraphic striæ strongly sublateral sulcate surface suture Taxodium Tertiary tibiæ transverse Triceratops truncate twice as long twice as wide U. S. Geol unconformity Unio vertebrate Viburnum Weston County wider than long width Wyoming