Teeny tiny tooth. Great white?
Зуб акулы Cretalamna sp.
Меловой период, сеноманский век
Московская область, Варавинский овраг
Зуб акулы Ptychodus sp.
Меловой период, сеноманский век
Московская область, Варавинский овраг
Зуб акулы Ptychodus sp.
Меловой период, сеноманский век
Московская область, Варавинский овраг
These spines, vertebrae, and teeth were taken from the stomach of the decomposing young Short-finned Pilot Whale reported at https://www.inaturalist.org/observations/226893415 and https://www.inaturalist.org/observations/227898254 , when the skeleton was salvaged for a mammal research collection, with a federal permit. The digested/decomposed stomach material was collected, rinsed and screened. Based on the 5 spines (photo #1), 3 dogfish sharks were eaten. Photo #2 shows a small sample of the vertebrae, but none of the other skeletal elements. The teeth are a small sample of the 55 whole and partial teeth that were found in the screened material.
(Approx date and time) Old shark fossil I found at the beach
Fossilized tooth
Found on sand bar, at very low tide
Fossil tooth found in creek bottom