CALTSRT FORMATION 
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Cat .No. 10695, Squalodon sp. 
South. Chesapeake Beach,on shore at water edge 
of a freshly fallen talus and evidently from uppei] 
Brownish part of cliff,or near top of Zone 9. 
William Palmer; March,1916. 
Cat.No.10485, Zarhachis flagellator Cope 
Approximately 1 mile south of Chesapeake Beach, 
from sandy clay,3 feet above water level;oyster 
shell layer (Zone 4) not visible at this point, 
and dips below beach level; 
Zone 5; Norraan H.Boss; August 8,1921. 
Nearly complete skull,excepting for posterior 
portion of braincase;left periotic & both tympanic| 
bullae ;both mandibles incomplete sternum;perfect 
hyoids;l cervical,10 dorsal,4 lumbar,3 posterior 
caudals; 4 chevrons;18 rfcbs;18 bones of the 
paddle. 
Cat.No.10911, Zarhachis flagellator Cope 
3.4 miles south of Chesapeake Beach;jagged 
extremity found projecting from face of cliff in 
layer of greenish sandy clay,about 8 feet above 
beach,&nat a point less than 50 feet from end of 
cliff north of Boy Scout camp. Zones 6-8 not 
clearly differentiated at this point;specimen 
came from Zone iNorman Boss; Dec ember 30,1923. 
Braincase & proximal portion of rostrum 
complete;lachrymals,jugals,periotics,tympanies, ' 
and bones of inner ear missing;fragments of 3 ribs 
found with skull. 
Cat.No.10850, Zarhachis flagellator Cope 
2 miles south of Chesapeake Beach;dug from 
beach- talus derived from top of '*B ,f or from "p” 
Zone ;Williara Palmer; August 1,1908. 
Bight periotic only 
