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Striatricolporites gamerroi

Magnoliopsida

Taxonomy
Striatricolporites gamerroi was named by Archangelsky (1973) [Botanical affinity: Anacardiaceae (Van der Hammen, 1956)]. It is considered to be a form taxon. Its type specimen is Holotype: p.m. 1010; coord. 36.5/102.6. Stored at Museo de La Plata, Paleobotanical division., a microspore (Tricolporate pollen), and it is a compression fossil. Its type locality is Cerro Bororó, which is in a Danian terrestrial horizon in Argentina.

Synonymy list
YearName and author
1973Striatricolporites gamerroi Archangelsky

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RankNameAuthor
kingdomPlantae
phylumSpermatophyta
classMagnoliopsidaCronquist et al. 1996
RankNameAuthor
genusStriatricolporitesLeidelmeyer 1966
speciesgamerroi

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.

†Striatricolporites gamerroi Archangelsky 1973
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Diagnosis
ReferenceDiagnosis
S. Archangelsky 1973Grano subprolado a prolado. Colpos llegando cerca de los polos, con costae colpi más desarrollados hacia el ecuador; poros lalongados, de contornos poco nítidos, a veces poco visibles. Exina delicada, hasta 1.5 µ, con una capa basal muy delgada, columelas cortas, tectada (a semitectada?), microreticulada (lúmenes menores de 0.5 µ); externamente (tectum) estriado; estrías dispuestas en general en el sentido del eje polar, bifurcadas y anastomosadas, uniformes en todo el grano.
Measurements
partNmeanminimummaximummedians.d.
Pollen grain diameter20.0230.0190.0280.0240.006

No ecological data are available

Age range: base of the Late/Upper Campanian to the top of the Late/Upper Miocene or 83.50000 to 5.33300 Ma

Collections (28 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Argentina (Mendoza) Striatricolporites gamerroi (168549)
Late/Upper Campanian - Early/Lower Maastrichtian83.5 - 66.0Argentina (Neuquén) Striatricolporites gamerroi (150621)
Danian66.0 - 61.6Argentina (Buenos Aires) Striatricolporites gamerroi (168421 168422 168424 168425 168427 168432 168541)
Danian66.0 - 61.6Argentina (Chubut) Striatricolporites gamerroi (151457 151458 151459 type locality: 167922)
Paleocene66.0 - 56.0Argentina (Chubut) Striatricolporites gamerroi (136554)
Eocene56.0 - 33.9Argentina (Santa Cruz) Striatricolporites gamerroi (144276 144277 144285 144286)
Early/Lower Eocene55.8 - 48.6Argentina (Neuquén) Striatricolporites gamerroi (171385)
Middle Eocene - Late/Upper Eocene47.8 - 33.9Argentina (Santa Cruz) Striatricolporites gamerroi (144273)
Middle Eocene - Late/Upper Eocene47.8 - 33.9Argentina (Neuquén) Striatricolporites gamerroi (136911)
Late/Upper Oligocene - Early/Lower Miocene28.4 - 15.97Argentina (Chubut) Striatricolporites gamerroi (143211 143212 143213)
Late/Upper Oligocene - Miocene28.4 - 5.333Argentina Striatricolporites gamerroi (169468)
Middle Miocene15.97 - 11.608Argentina (San Juan) Striatricolporites gamerroi (144061)
Middle Miocene - Late/Upper Miocene15.97 - 5.333Argentina (Chubut) Striatricolporites gamerroi (144210)
Late/Upper Miocene11.608 - 5.333Argentina (Catamarca) Striatricolporites gamerroi (137142)