Catalog entries: Haliomma didymum
Original description: H. Forma superficie leviter medio constricta oblonga, poris maximis perforata, radiis in strictura duobus non exsertis. Diam.1/18’".
[Haliomma didymum: An elongate form of Haliomma with a slight superficial median constriction; perforated by very large pores; two radial bars at the stricture, not projecting externally Diameter 125 µ. (Translation from Latin by E.M.R. and W.R.R.)]
Remarks on original description: = Astromma entomoroca? in Ehrenberg, 1847, p.43 [invalid name]
Similar species: didymus
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:
Didymocyrtis didymus compiled by the radiolaria@mikrotax project team viewed: 21-1-2022
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203947 Go to Archive.is to create a permanent copy of this page - citation notes