English: Illustration from Report on the Radiolaria collected by Challenger during the years 1873-1876. Part III. Original description follows: Plate 73. Podocyrtida et Phormocyrtida. Diam. Fig. 1. Pterocanium tricolpum, n. sp., × 400 Fig. 2. Pterocanium orcinum, n. sp., × 400 Fig. 3. Pterocanium gravidum, n. sp., × 400 Fig. 4. Pterocanium eucolpum, n. sp., × 400 Fig. 5. Pterocanium bicorne, n. sp., × 400 Fig. 6. Pterocanium virgineum, n. sp., × 400 Fig. 7. Dictyopodium thyrsolophus, n. sp., × 300 Fig. 8. Dictyopodium scaphopodium, n. sp., × 300 Fig. 9. Calocyclas monumentum,
English: Illustration from Report on the Radiolaria collected by Challenger during the years 1873-1876. Part III. Original description follows: Plate 73. Podocyrtida et Phormocyrtida. Diam. Fig. 1. Pterocanium tricolpum, n. sp., × 400 Fig. 2. Pterocanium orcinum, n. sp., × 400 Fig. 3. Pterocanium gravidum, n. sp., × 400 Fig. 4. Pterocanium eucolpum, n. sp., × 400 Fig. 5. Pterocanium bicorne, n. sp., × 400 Fig. 6. Pterocanium virgineum, n. sp., × 400 Fig. 7. Dictyopodium thyrsolophus, n. sp., × 300 Fig. 8. Dictyopodium scaphopodium, n. sp., × 300 Fig. 9. Calocyclas monumentum, n. sp., × 400 Fig. 10. Calocyclas casta, n. sp., × 400 . 1887 66 Radiolaria (Challenger) Plate 073
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