Bulletins of American paleontology . TEXT- FIGURE 3: Schematic diogrcopsici terminology ( See section depicting Neosciado-itied Terminology 382 Bulletin 253 x: Right angle projection of a point midway between apical hornand cephalopyle to line A — A on plane of B — B: Line drawn at right angles to line A — A throughpoint X and in the plane of projection. Point b: Right angle projection of a point on left margin of thoracicskirt to line B — B on plane of projection. Point b\- Right angle projection of point on right margin of thor-acic skirt to line B — B on plane of projection.
Bulletins of American paleontology . TEXT- FIGURE 3: Schematic diogrcopsici terminology ( See section depicting Neosciado-itied Terminology 382 Bulletin 253 x: Right angle projection of a point midway between apical hornand cephalopyle to line A — A on plane of B — B: Line drawn at right angles to line A — A throughpoint X and in the plane of projection. Point b: Right angle projection of a point on left margin of thoracicskirt to line B — B on plane of projection. Point b\- Right angle projection of point on right margin of thor-acic skirt to line B — B on plane of C — C\- Line drawn through point x and normal to plane ofprojection. Cephalopyle: Opening (usually tubular) on posterior side of ce-phalis at or near juncture of vertical cephalic skeletal bar withroof of cephalis. (GK kephale = head; pyle = gate or entrance) .*Primary horn(s): Horn (s) of variable size and shape connected in-ternally to either apical cephalic skeletal bar or vertical cephalicskeletal bar.* Include
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Keywords: ., bookcentury1800, bookdecade1890, bookidbulletinsofa, bookyear1895
