Image: haeckel stephoidea

Stephoidea:
(top center): Lithocircus magnificus (Haeckel) = Lithocircus sp.?, living animal
(top left): Semantis sigillum (Haeckel) = Tholospyris procera Goll, 1969?, skeleton of juvenile
(bottom left, upper): Acanthodesmia corona (Haeckel) = Acanthodesmia sp?, skeleton
(center right, upper): Tristephanium dimensivum (Haeckel) = Tristephanium dimensivum Haeckel, 1887?, skeleton
(center): Trissocyclus sphaeridium (Haeckel) = Trissocyclidae sp.?, living animal
(center right, lower): Octotympanum cervicorne (Haeckel) = Acanthodesmia viniculata (Müller, 1857)?, skeleton
(bottom right, upper): Microcubus zonarius (Haeckel) = Amphispyris zonarius (Haeckel, 1887)?, skeleton
(top right): Tympaniscus tripodiscus (Haeckel) = Trissocyclidae sp.?, skeleton
(center left, upper): Tympaniscus quadrupes (Haeckel) = Trissocyclidae?, skeleton
(bottom center): Tympanidium foliosum (Haeckel) = Tympanidium foliosum Haeckel, 1887, living animal
(bottom left, lower): Lithotympanum tuberosum (Haeckel) = Lithotympanum tuberosum Haeckel, 1887, living animal
(center left, lower): Circotympanum octogonium (Haeckel) = Nassellaria sp.?, skeleton
(bottom right, lower): Lithocubus astragalus (Haeckel) = Lithocubus ap., living animal
- 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.)