Image: haeckel cystoidea

Cystoidea:
Staurocystis quadrifasciata (Haeckel) = Staurocystis quadrifasciata (Pearce, 1843)
Glyptosphaera Leuchtenbergii (Johannes Müller) = Glyptosphaerites leuchtenbergi (Volborth, 1846), calyx from above
Protocrinus fragum (Eichwald) = Protocrinites fragum Eichwald, 1860, calyx from above
Cystoblastus Leuchtenbergii (Volborth) = Cystoblastus leuchtenbergi Volborth, 1867, calyx from above
Cystoblastus Leuchtenbergii (Volborth) = Cystoblastus leuchtenbergi Volborth, 1867, calyx from the anal side
Pseudocrinus bifasciatus (Pearce) = Pseudocrinites bifasciatus (Pearce, 1843)
Sycocystis angulosa (Leopold Buch) = Echinoencrinites angulosus (Pander, 1830)
Callocystis Jewetti (Hall) = Callocystites jewetti Hall, 1852, calyx from the anal side
Hemicosmites extraneus (Eichwald) = Hemicosmites extraneus Eichwald, 1840, calyx from the anal side
Glyptocystis multipora (Billings) = Glyptocystites multiporus Billings, 1854, calyx from above
Glyptocystis pentapalma (Haeckel) = Glyptocystites sp.?, mouth region from above
Chirocrinus testudo (Haeckel) = Cheirocrinus sp.?
Caryocrinus ornatus (Thomas Say) = Caryocrinites ornatus Say, 1825
Agelacystis hamiltonensis (Haeckel) = Agelacrinites hamiltonensis Vanuxem, 1842, calyx from above
Agelacrinus vorticellatus (Hall) = Streptaster vorticellatus (Hall, 1866), calyx from above
- from the book sets: Art Forms in Nature (Kunstformen der Natur) - by Ernst Haeckel (1899-1904).

- من صور كتب: النماذج الفنية في الطبيعة، لـ إرنيست هيكل (نشر ما بين 1899-1904 م.)