Revision of the Echini / by Alexander Agassiz (Q56699301)
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Current Data About Revision of the Echini / by Alexander Agassiz
(P31) (Q13442814)

(P50) (Q122968)
(P1545) 1
(P1932) Alexander Agassiz

(P577) +1872-00-00T00:00:00Z

(P1476) "Revision of the Echini / by Alexander Agassiz" (language: en)

(P6216) (Q19652)
(P1001)
(P459)

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