Radiolaria (Challenger) Plate 046

Description:

Description: English: Illustration from Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Part III. Original description follows: Plate 46. Porodiscida. Diam. Fig. 1. Histiastrum boseanum, n. sp.,: ×: 400. Fig. 2. Histiastrum pentadiscus, n. sp.,: ×: 200. Fig. 3. Histiastrum quadrigatum, n. sp.,: ×: 300. Fig. 4. Histiastrum velatum, n. sp.,: ×: 200. Fig. 5. Stephanastrum quadratum, n. sp.,: ×: 200. Date: 1887. Source: https://archive.org/details/reportonradiolar00haecrich. Author: Ernst Haeckel (1834-1919); engravings by Adolf Giltsch (1852-1911).