Rhodora

v.89 (1987)

Rhodora

v.90 (1988)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.109 (1953)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.13 (1886-1888)

Revision of the Echini / by Alexander Agassiz.

no.7 (1872-1874) plates

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.12 (1885-1886)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.26 (1894-1895)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.25 (1893-1895)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.39 (1901-1904)

The Porpitidæ and Velellidæ / by Alexander Agassiz.

v.8:no.2 (1883)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.10 (1882-1883)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.46 (1904-1906)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.45 (1904)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.98 (1947)

Bulletin of the Museum of Comparative Zoology at Harvard College.

v.94 (1944)