Dallas Krentzel:
Hemipristis serra lateral
Dallas Krentzel:
Hemipristis root
Dallas Krentzel:
Hemipristis root-crown interface
Dallas Krentzel:
Hemipristis elongatus anterior
Dallas Krentzel:
Hemipristis serra root
Dallas Krentzel:
Crystal formations?
Dallas Krentzel:
Crystal formations?
Dallas Krentzel:
Hemipristis serra broken layer
Dallas Krentzel:
Hemipristis serra crown cracks
Dallas Krentzel:
Hemipristis serra root
Dallas Krentzel:
Hemipristis serra root-crown interface
Dallas Krentzel:
Hemipristis root
Dallas Krentzel:
Gastropod
Dallas Krentzel:
Gastropod
Dallas Krentzel:
Hemipristis posterior root structure
Dallas Krentzel:
Hemipristis posterior tooth
Dallas Krentzel:
Hemipristis symphyseal root structure
Dallas Krentzel:
Hemipristis crown structure
Dallas Krentzel:
Hemipristis lower anterior tooth
Dallas Krentzel:
Nurse shark (Ginglymostoma) tooth, dorsal view
Dallas Krentzel:
SEM Hemipristis serra, 9x
Dallas Krentzel:
SEM Carcharhinus leucas, 9x
Dallas Krentzel:
SEM Hemipristis serra tip, 9x