Monkey and earthquake fish (namazu)

Unknown
Japanese
Place made: 
Asia; Japan
Monkey and earthquake fish (namazu), 18th century
Ivory; carved with pigment
Overall: 1 1/2 in x 1 1/2 in x 1 5/8 in; 3.8 cm x 3.8 cm x 4.1 cm
William Richter Collection, Gift of Margaret Ruth Richter (Class of 1939)
MH 1986.30.52