LDGSL/614/2/106
Watercolour of Aspidorhynchus mandibularis Agassiz [Aspidorhynchus acutirostris]
1837
LDGSL/614/2/107
Watercolour of the head of Aspidorhynchus mandibularis Agassiz
LDGSL/614/3/2
Watercolour of an imperfect specimen of Gyrodus circularis Agassiz