![](http://www.alamy.com/thumbs/6/44E1107F-AEA1-4DC2-84D4-E9BBCECB8A31/G5X749.jpg)
zoology / animals, radiolarian (Radiolaria), 1 Acanthometra elastica, 2 Acanthometra bulbosa, 3 Acanthometra Muelleri, 4 Acanthometra fragilis, 5 Acanthometra brevispina, 6-9 Acanthometrae juvenes, colour lithograph, out of: Ernst Haeckel, "Die Radiolarien (Rhizopeda radiata)", volume 2, Berlin, 1862, Additional-Rights-Clearences-Not Available
Additional-Rights-Clearences-Not Available
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Photo credit: © INTERFOTO / History / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 19th, acanthometra, animal, animals, beings, biology, bulbosa, century, colour, creature, creatures, elastica, graphic, graphics, historic, historical, lithograph, lithography, living, marine, organisms, radiolaria, radiolarian, science, sciences, single-celled, unicellular, zoology