Dynamena pumila,

Dyphasia rosacea, [67]

Dysmorphosa fulgurans, [75]

Echinarachnius parma, [106]

Echinoderms, [91]

Echinoids, [101]

Embryology of Astracanthion, [124]

" " Ctenophoræ, [34]

" " Echinoderms, [123]

" " Ophiurans, [135]