1) Triassic ammonite 
Frankites is an extinct genus of cephalopod from the Triassic period included in the Trachyceratidae, a family of mostly evolute ammonites, coiled so as all whorls are showing, and commonly ornamented with felxious, tuburculate ribs. Related genera include Anolcites, Daxatina, and Trachyceras. Frankites has been found in Nevada, British Columbia, ...