![Xiphosphaera, Lithomespilus, Illustration of various radiolarians of the Spumellaria and Nassellaria groups from the 19th century, signed: E.Haeckel and A. Giltsch Del, F. Giltsch, Jena, Lithogr, Pl. 14, after p. 248, Haeckel , Xiphosphaera, Lithomespilus, Illustration of various radiolarians of the Spumellaria and Nassellaria groups from the 19th century, signed: E.Haeckel and A. Giltsch Del, F. Giltsch, Jena, Lithogr, Pl. 14, after p. 248, Haeckel ,](https://c8.alamy.com/comp/2A2RN0N/xiphosphaera-lithomespilus-illustration-of-various-radiolarians-of-the-spumellaria-and-nassellaria-groups-from-the-19th-century-signed-ehaeckel-and-a-giltsch-del-f-giltsch-jena-lithogr-pl-14-after-p-248-haeckel-ernst-del-giltsch-a-del-giltsch-f-lith-jena-lith-1862-ernst-haeckel-die-radiolarien-rhizopoda-radiaria-zweiter-theil-berlin-verlag-von-georg-reimer-1862-2A2RN0N.jpg)
Xiphosphaera, Lithomespilus, Illustration of various radiolarians of the Spumellaria and Nassellaria groups from the 19th century, signed: E.Haeckel and A. Giltsch Del, F. Giltsch, Jena, Lithogr, Pl. 14, after p. 248, Haeckel ,
![LON-CAPA Italienfahrt - Ernst Haeckel - Radiolarien nach Originalzeichnung von Ernst Haeckel (Monographie 1862, Tafel 9) LON-CAPA Italienfahrt - Ernst Haeckel - Radiolarien nach Originalzeichnung von Ernst Haeckel (Monographie 1862, Tafel 9)](https://s8.lite.msu.edu/res/msu/botonl/b_online/italien/kapitel/radiolarien2_gross.jpg)
LON-CAPA Italienfahrt - Ernst Haeckel - Radiolarien nach Originalzeichnung von Ernst Haeckel (Monographie 1862, Tafel 9)
![Die Radiolarien Rhizopoda radiolaria ; WITH: Die Radiolarien Zwitter Theil ; WITH: Die Radiolarien Dritter und Vierter Theil | ERNST HAECKEL | First edition Die Radiolarien Rhizopoda radiolaria ; WITH: Die Radiolarien Zwitter Theil ; WITH: Die Radiolarien Dritter und Vierter Theil | ERNST HAECKEL | First edition](https://www.manhattanrarebooks.com/pictures/2078_12.jpg?v=1525372811)
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Ernst Haeckel: Die Radiolarien (RHIZOPODA RADIARIA) Berlin, 1862 - PICRYL - Public Domain Media Search Engine Public Domain Search
![Die Radiolarien Rhizopoda radiolaria ; WITH: Die Radiolarien Zwitter Theil ; WITH: Die Radiolarien Dritter und Vierter Theil | ERNST HAECKEL | First edition Die Radiolarien Rhizopoda radiolaria ; WITH: Die Radiolarien Zwitter Theil ; WITH: Die Radiolarien Dritter und Vierter Theil | ERNST HAECKEL | First edition](https://www.manhattanrarebooks.com/pictures/2078.jpg?v=1525372754)
Die Radiolarien Rhizopoda radiolaria ; WITH: Die Radiolarien Zwitter Theil ; WITH: Die Radiolarien Dritter und Vierter Theil | ERNST HAECKEL | First edition
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![BHL on Twitter: "Ernst Haeckel helped popularize protists like radiolarians. Explore his "Die Radiolarien" (1862-88) https://t.co/VfxQpeEzR0 via @mayrlibrary https://t.co/xjJGPCv5B4" / Twitter BHL on Twitter: "Ernst Haeckel helped popularize protists like radiolarians. Explore his "Die Radiolarien" (1862-88) https://t.co/VfxQpeEzR0 via @mayrlibrary https://t.co/xjJGPCv5B4" / Twitter](https://pbs.twimg.com/media/C-7RtG3W0AA6qnw.jpg:large)
BHL on Twitter: "Ernst Haeckel helped popularize protists like radiolarians. Explore his "Die Radiolarien" (1862-88) https://t.co/VfxQpeEzR0 via @mayrlibrary https://t.co/xjJGPCv5B4" / Twitter
![Ernst Haeckel: Die Radiolarien (RHIZOPODA RADIARIA) Berlin, 1862 - PICRYL - Public Domain Media Search Engine Public Domain Search Ernst Haeckel: Die Radiolarien (RHIZOPODA RADIARIA) Berlin, 1862 - PICRYL - Public Domain Media Search Engine Public Domain Search](https://cdn2.picryl.com/photo/1862/12/31/ernst-haeckel-die-radiolarien-rhizopoda-radiaria-berlin-1862-b7f7e8-1024.jpg)