An attempt to divide the Echinida, or Sea Eggs, into natural families

J. E. Gray

1825

Article

Annals of Philosophy, new series 10:423-431

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Taxa discussed in this work:

• Cidaridae
• Echinarachnius
• Echinidae
• Echinometra
• Galeritidae
• Schizaster (Ova)
• Scutellidae
• Spatangidae
• Spatangus