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Spinizonocolpites hialinus

Angiospermae - Arecaceae

Taxonomy
Spinizonocolpites hialinus was named by Archangelsky and Zamaloa (1986). It is considered to be a form taxon. Its type specimen is p. m. 965, 45.2/107.8, a plant debris (Pollen grain), and it is a compression preserving soft parts.

Sister species lacking formal opinion data
S. prominatus, S. prominatus

Synonymy list
YearName and author
1986Spinizonocolpites hialinus Archangelsky and Zamaloa
2008Spinizonocolpites hialinus Povilauskas et al. p. 822
2012Spinizonocolpites hialinus Barreda et al.
2016Spinizonocolpites hialinus Vallati et al. p. 498
2017Spinizonocolpites hialinus Povilauskas p. 319
2020Spinizonocolpites hialinus Casal et al. p. 173
2020Spinizonocolpites hialinus Santamarina et al. p. 53
2020Spinizonocolpites hialinus Vallati et al.
2023Spinizonocolpites hialinus Perez Loinaze et al.
2024Spinizonocolpites hialinus Pérez Pincheira and Garrido p. 5

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classAngiospermae
—Mesangiosperms
RankNameAuthor
—Monocots
familyArecaceaevon Berchtold and Presl 1820
genusSpinizonocolpitesMuller 1968
specieshialinus

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Spinizonocolpites hialinus Archangelsky and Zamaloa 1986
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Diagnosis
ReferenceDiagnosis
S. Archangelsky and M. C. Zamaloa 1986Grano subesferoidal; abertura ecuatorial continua, separando al grano en dos mitades más o menos iguales. Exina de hasta 1.5 µm de espesor, hailina, compuesta por dos capas fusionadas, la externa más gruesa que la interna. Superficie ornamentada con espaciadas espinas, conos o báculas sólidas, de base circular y hasta 5 µm de altura.
Measurements
partNmean
Pollen grain diameter10.033

Diet: "photoautotroph"p
Created: 2011-07-22 00:04:15
Modified: 2011-07-21 09:04:15
Source: p = phylum
Reference: Kiessling 2009

Age range: base of the Maastrichtian to the top of the Early/Lower Paleocene or 72.20000 to 61.66000 Ma

Collections (38 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Cretaceous - Early/Lower Paleocene100.5 - 61.66Argentina (Chubut) Spinizonocolpites hialinus (195707)
Late/Upper Maastrichtian72.2 - 66.0Argentina (Río Negro) Spinizonocolpites hialinus (238219 238223)
Late/Upper Maastrichtian72.2 - 66.0Argentina (Chubut) Spinizonocolpites hialinus (151446 151452 233992)
Maastrichtian72.2 - 66.0Argentina (Chubut) Spinizonocolpites hialinus (31653 199410 239890)
Maastrichtian72.2 - 66.0Argentina (Santa Cruz) Spinizonocolpites hialinus (149974 168708 168710 234760 240042 240044 240045 240048 240054 240056 240058 240528)
Danian66.0 - 61.66Argentina (Santa Cruz) Spinizonocolpites hialinus (149975 240051 240085 240086 240087 240089 240545)
Danian66.0 - 61.66Argentina (Chubut) Spinizonocolpites hialinus (151454 151455 151458 151459 151460 151461 151463 239892)
Early/Lower Paleocene66.0 - 61.66Argentina (Chubut) Spinizonocolpites hialinus (136596)
Paleocene66.0 - 56.0Argentina (Chubut) Spinizonocolpites hialinus (136506)