radiolaria - rads_cenozoic - Larcopyle hayesi

Larcopyle hayesi

Classification: rads_cenozoic -> Pyloniidae -> Larcopyle -> Larcopyle hayesi
Sister taxa: L. augusti, L. buetschlii, L. eccentricum, L. frakesi, L. hayesi, L. labryinthusa, L. labyrinthusa, L. nebulum, L. peregrinator, L. polyacantha, L. pylomaticus, L. titan, L. weddellium, L. sp.
Sub-taxa & variants (time control age-window is: 0-800Ma)
Larcopyle hayesi hayesi

neptune records:
Larcopyle hayesi irregularis

neptune records:


Citation: Larcopyle hayesi (Chen) Lazarus et al. 2005
Rank: species
Basionym: Prunopyle hayesi Chen 1975

Catalog entries: Prunopyle hayesi

Original description: Shell prune-shaped, consisting of radiating spines and densely spiral shells. Pores circula, framed by hexagonal bars, aligned with the radiating spines through the spiral shells (plate 2, figure 2). Pylome circular, of variable diameter, surrounded by l2-19 cylindrical spines.
(Dimensions based on 35 specimens from 274-21-3,54-64 cm.; 274-21, CC; 274-22, CC; and 274-23, CC.) Major axis of shell 270-315µm. Minor axis of shell 207-252µm. Ratio of major axis to minor axis 1.11-1.34m. Distinguishing characters (rw): This species is characterized by its hexagonally framed pores and densely spiral shells.




Biogeography and Palaeobiology

Similar species: hayesi

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"

Plot of occurrence data:



Larcopyle hayesi compiled by the radiolaria@mikrotax project team viewed: 27-9-2022

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