Living and fossil genera of the clypeasteroida (Echinoidea Echinodermata) : an illustrated key and annotated checklist /
Mooi, Rich
Living and fossil genera of the clypeasteroida (Echinoidea Echinodermata) : an illustrated key and annotated checklist / Rich Mooi - Washington : Smithsonian Institution Press, 1989 - iii, 51 p. : ill. ; 28 cm. - Smithsonian contributions to zoology no. 488 .
Distributed to depository libraries in microfiche.
Includes bibliographical references (p. 50-51).
oc-m19-741729
Sand dollars--Identification
Living and fossil genera of the clypeasteroida (Echinoidea Echinodermata) : an illustrated key and annotated checklist / Rich Mooi - Washington : Smithsonian Institution Press, 1989 - iii, 51 p. : ill. ; 28 cm. - Smithsonian contributions to zoology no. 488 .
Distributed to depository libraries in microfiche.
Includes bibliographical references (p. 50-51).
oc-m19-741729
Sand dollars--Identification