- Type images:
type material: C. virginis
From Suzuki Paleotax db:
1887 Calocyclas (Calocycletta) virginis n. sp. Haeckel p. 1381-1382, pl. 74, fig. 4
1954 Calocyclas virginis Haeckel Riedel p. 172-173
1957 Calocyclas virginis Haeckel Riedel p. 90-92, pl. 4, fig. 5
1957 Calocyclas virginis Haeckel Riedel p. 90-92, pl. 4, fig. 5
1957 Calocyclas virginis Haeckel Riedel p. 90-92, pl. 4, figs. 3-4, text-fig. 5
1970 Calocyclas virginis Haeckel Resig et al. p. 430, fig. 3.4
1970 Calocycletta cf. virginis Haeckel Riedel & Sanfilippo pl. 14, fig. 11
1970 Calocycletta virginis Haeckel Riedel & Sanfilippo p. 535, pl. 14, fig. 10
1971 Calocycletta cf. C. virginis (Haeckel) Kling p. 1088, pl. 5, fig. 3
1971 Calocycletta cf. virgnis Haeckel Riedel & Sanfilippo pl. 8, fig. 12
1971 Calocycletta virginis (Haeckel) Moore p. 744, pl. 10, fig. 7
1971 Calocycletta virginis Haeckel Riedel & Sanfilippo p. 1598, pl. 2h, figs. 5-7 (pl. 2h, figs. 8-11)
1971 Calocycletta virginis Haeckel Riedel & Sanfilippo p. 1598, pl. 2h, figs. 8-11 (non pl. 2h, figs. 5-7)
1972 Calocyclas virginis Haeckel Johnson & Parker pl. 2, figs. 6, 7
1972 Calocycletta sp. aff. C. virginis (Haeckel) Petrushevskaya & Kozlova pl. 35, fig. 15
1972 Calocycletta virginis (Haeckel) Goll p. 957-958, pl. 14, fig. 1
1972 Calocycletta virginis (Haeckel) Moore p. 147, pl. 1, fig. 7
1972 Calocycletta virginis Haeckel s. str. [sic] Petrushevskaya & Kozlova p. 544, pl. 35, figs. 8-10
1973 Calocycletta virginis (Haeckel) Sanfilippo et al. p. 226, pl. 6, fig. 11
1973 Calocycletta virgnis (Haeckel) Dinkelman p. 788, pl. 7, figs. 6, 7
1974 Calocycletta virginis (Haeckel) sensu lato Nigrini p. 1069, pl. 2e, figs. 3, 4
1974 Calocycletta virginis (Haeckel) Johnson p. 550
1975 Calocycletta virginis Haeckel Holdsworth p. 532
1977 Calocycletta virginis (Haeckel) Riedel & Sanfilippo pl. 17, fig. 3
1978 Calocycletta virginis (Haeckel) Riedel & Sanfilippo p. 66, pl. 3, figs. 13, 14
1978 Calocycletta virginis Haeckel Dumitrica p. 241, pl. 3, fig. 3
1978 Calocycletta virginis Haeckel [sic] Theyer et al. pl. 1, fig. 10
1980 Calocycletta virginis (Haeckel) Sakai p. 711, pl. 10, figs. 5a, 5b
1981 Calocycletta virginis (Haeckel) Hurd et al. pl. 2, fig. C, pl. 6, fig. B
1982 Calocycletta virginis (Haeckel) Ishikawa pl. 3, fig. 12
1982 Calocycletta virginis (Haeckel) Riedel & Sanfilippo pl. 2, fig. 6
1982 Calocycletta virginis Haeckel Sakai p. 196, pl. 98, fig. 915
1982 Calocycletta virgnis Haeckel Nagata pl. 1, fig. 5, pl. 4, fig. 8
1983 Calocycletta virginis (Haeckel) Srinivasan et al. p. 15, pl. 4, fig. 19
1984 Calocycletta virginis (Haeckel) Nigrini & Lombari N161-N162, pl. 29, fig. 2
1985 Calocycletta virginis (Haeckel) Sanfilippo et al. p. 693, figs. 28.1a, 28.1b
1986 Calocycletta virginis (Haeckel) Levyikina p. 73, pl. 6, fig. 7
1986 Calocycletta virginis (Haeckel) Riedel & Sanfilippo pl. 6, fig. 11
1987 Calocycletta virginis (Haeckel) Nishimura p. 721, pl. 5, fig. 16
1988 Calocycletta virginis Haeckel Funayama pl. 3, fig. 9
1992 Calocycletta (Calocycletta) virginis Haeckel [sic] Sugiyama & Furutani p. 206, pl. 19, fig. 6
1997 Calocycletta (Calocycletta) cf. virginis (Haeckel) O'Connor p. 111, pl. 8, figs. 2, 3
1999 Calocycletta virginis (Haeckel) Tsoy & Shastina p. 59-60, pl. 28, fig. 2
Catalog entries: Calocyclas virginis
type material: C. virginisOriginal description: Shell smooth, with distinct collar, but indistinct lumbar stricture. Length of the three joints = 1: 2: 1, breadth = 1: 4: 3. Cephalis ovate, with a slender, conical horn, little shorter than the shell. Thorax subspherical. Abdomen nearly cylindrical, little contracted towards the peristome. Pores regular, circular, twice as broad in the thorax as in the abdomen, where they are separated by slight longitudinal ribs. Corona of the peristome composed of sixteen to twenty-four vertical, lamellar feet, which are longer than the abdomen, rectangular, and truncate at the end.
Length of the three joints, a 40, b 80, c 50µm ; breadth, a 30, b 110, c 90µm.
Remarks on original description: Haeckel listed Calocyclas virginis under the subgeneric name Calocycletta, but did not include the subgeneric name in the species]
Geological Range:
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"
Plot of occurrence data:
Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873-1876. 18: 1-1803. gs O Riedel, W. R. (1959a). Oligocene and Lower Miocene Radiolaria in tropical Pacific sediments. Micropaleontology. 5(3): 285-302. gsReferences:
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Calocycletta virginis compiled by the radiolaria@mikrotax project team viewed: 27-4-2025
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