Image: haeckel crinoidea

Crinoidea:
Metacrinus angulatus (Haeckel) = Saracrinus angulatus (Carpenter, 1884), habitus
Pentacrinus Maclearanus (Haeckel) = Endoxocrinus maclearanus (Thomson, 1872), habitus
Pentacrinus Wyville-Thomsonii (Haeckel) = Endoxocrinus wyvillethomsoni (Huxley, 1859), habitus
Pentacrinus Wyville-Thomsonii (Haeckel) = Endoxocrinus wyvillethomsoni (Jeffreys, 1870), stem ossicle
Pentacrinus Wyville-Thomsonii (Haeckel) = Endoxocrinus wyvillethomsoni (Jeffreys, 1870), stem ossicle
Pentacrinus Wyville-Thomsonii (Haeckel) = Endoxocrinus wyvillethomsoni (Jeffreys, 1870), stem ossicle
Metacrinus angulatus (Haeckel) = Saracrinus angulatus (Carpenter, 1884), stem ossicle
Metacrinus angulatus (Haeckel) = Saracrinus angulatus (Carpenter, 1884), stem ossicle
- 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.)