radiolaria - rads_cenozoic - Lychnocanoma trifolium radiolaria - rads_cenozoic - Lychnocanoma trifolium

Lychnocanoma trifolium


Classification: rads_cenozoic -> Theoperidae -> Lychnocaniidae -> Lychnocanoma -> Lychnocanoma trifolium
Sister taxa: L. amphitrite, L. anacolum, L. apodora, L. auxilla, L. bajunensis, L. bandyca, L. bellum, L. costata, L. elongata, L. klausi, L. magnacornuta, L. nipponica, L. parallelipes, L. pileus, L. sphaerothorax, L. trifolium, L. tripodium, L. turgidum, L. sp.

Taxonomy

Citation: Lychnocanoma trifolium (Riedel&Sanfilippo 1971
Taxonomic rank: species
Basionym: Lychnocanium trifolium Riedel & Sanfilippo 1971
Synonyms:

From Suzuki Paleotax db:

1971 Lychnocanium trifolium n. sp. Riedel & Sanfilippo p. 1595, pl. 3b, fig. 12, pl. 8, figs. 2, 3
1975 Lychnocanoma trifolium (Riedel et Sanfilippo) Ling p. 729, pl. 10, fig. 12
1984 Lychnocanium trifolium Riedel et Sanfilippo Nigrini & Lombari N121-122, pl. 24, figs. 3a, 3b
1985 Lychnocanoma trifolium (Riedel et Sanfilippo) Sanfilippo et al. p. 676-677, figs. 19.2a, 19.2b
Taxonomic discussion: (Riedel and Sanfilippo 1971; Sanfilippo et. al. 1973

Catalog entries: Lychnocanium trifolium

Original description: Cephalis spherical, poreless, bearing a conical or three-bladed apical horn. Collar stricture pronounced. Thorax campanulate, with smooth surface and subcircular pores generally arranged in groups of three separated by wide poreless areas. Three feet three-bladed, approximately straight, longer than the thorax.

Description

Biogeography and Palaeobiology


Similar species

trifolium

Biostratigraphic distribution

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:

References:

Riedel, W. R. & Sanfilippo, A. (1971). Cenozoic Radiolaria from the western tropical Pacific, Leg 7. Initial Reports of the Deep Sea Drilling Project. 7: 1529-1666. gs

Sanfilippo, A., Burckle, L. H., Martini, E. & Riedel, W. R. (1973). Radiolarians, diatoms, silicoflagellates and calcareous nannofossils in the Mediterranean Neogene. Micropaleontology. 19(2): 209-234. gs


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Lychnocanoma trifolium compiled by the radiolaria@mikrotax project team viewed: 22-7-2026

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