PBDB Taxon

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Psilatricolpites

Taxonomy

Psilatricolpites was named by Van der Hammen and Wijmstra (1964). It is not extant. It is considered to be a form taxon.

It was assigned to Magnoliophyta by Van der Hammen and Wijmstra (1964); and to Araceae by Pérez Pincheira and di Pasquo (2021).

Species

P. acerbus, P. brevis, P. colpiconstrictus, P. inargutus (syn. Tricolpites inargutus), P. khargalensis, P. minutus, P. palaeocenica, P. pannosus, P. patagonicus, P. polaroides, P. psilascabratus (syn. Tricolpites psilascabratus), P. psilatus, P. pulcherrimum, P. rubini (syn. Tricolpites rubini), P. simplex, P. tetradus

Species lacking formal opinion data

P. hammenii, P. oblatus, P. plicatus, P. polaris

Synonyms

Tricolpites rubini was named by Jaramillo and Dilcher (2001) [n. comb.]. It is not extant. It is considered to be a form taxon. Its type specimen is UFP 41, 4.6 x 103.2, a microspore (Pollen grain).

It was synonymized subjectively with Psilatricolpites rubini by Van der Hammen and Wymstra (1964); it was recombined as Ladakhipollenites rubinii by Jaramillo and Dilcher (2001).
Psilatricolpites rubini was named by Van der Hammen and Wymstra (1964). It is not extant. It is considered to be a form taxon.

It was considered a nomen nudum by Sarmiento (1992), Jaramillo and Dilcher (2001).

Synonymy list

Year	Name and author
1954	Tricolpites rubini Van der Hammen
1964	Psilatricolpites Van der Hammen and Wijmstra
1964	Psilatricolpites rubini Van der Hammen and Wymstra
2001	Ladakhipollenites rubinii Jaramillo and Dilcher p. 131
2001	Tricolpites rubini Jaramillo and Dilcher p. 131 figs. Plate 12, figs. 4-5
2021	Psilatricolpites Pérez Pincheira and di Pasquo

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Rank	Name	Author
kingdom	Plantae
subkingdom	Viridiplantae	Cavalier-Smith 1981
—	Streptophyta	(Jeffrey 1971)
superphylum	Embryophyta	()
—	Tracheophyta	(Sinnott 1935)

Rank	Name	Author
—	Pteridobiotina
superphylum	Cycadophytanae
phylum	Magnoliophyta	Cronquist et al.
genus	Psilatricolpites	Van der Hammen and Wijmstra 1964

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.

G. †Psilatricolpites Van der Hammen and Wijmstra 1964

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†Psilatricolpites acerbus González-Guzmán 1967

†Psilatricolpites brevis González-Guzmán 1967

†Psilatricolpites colpiconstrictus van Hoeken-Klinkenberg 1966

†Psilatricolpites inargutus Archangelsky 1973

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Invalid names: Tricolpites inargutus McIntyre 1968 [replaced]

†Psilatricolpites khargalensis Kedves 1999

†Psilatricolpites minutus González-Guzmán 1967

†Psilatricolpites palaeocenica Van der Hammen and Garcia de Mutis 1966

†Psilatricolpites pannosus Burger 1970

†Psilatricolpites patagonicus Freile 1972

†Psilatricolpites polaroides González-Guzmán 1967

†Psilatricolpites psilascabratus Archangelsky 1973

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Invalid names: Tricolpites psilascabratus Norton 1969 [replaced]

†Psilatricolpites psilatus Potonié 1966

†Psilatricolpites pulcherrimum Freile 1972

†Psilatricolpites simplex Jaramillo and Dilcher 2001

†Psilatricolpites tetradus Brenner 1968

Invalid names: Psilatricolpites rubini Van der Hammen and Wymstra 1964 [nomen nudum]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Diet:

"photoautotroph"superp

Created:

2026-03-30 14:38:16

Modified:

2026-03-30 14:38:16

Source: superp = superphylum

Reference: Kenrick and Crane 1997

Age range: base of the Late/Upper Aptian to the top of the Late/Upper Eocene or 119.57000 to 33.90000 Ma

Collections (131 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Cretaceous	143.1 - 100.5	Antarctica	P. sp. (150877)
Aptian - Albian	121.4 - 100.5	Colombia (Huila)	P. simplex (139392 139401)
Aptian - Albian	121.4 - 100.5	Peru (Loreto)	P. triprotuberatus, P. hammenii, P. tetradus (144299)
Late/Upper Aptian	119.57 - 113.2	Brazil (Maranhão)	P. sp. (150515)
Early/Lower Albian - Middle Albian	113.2 - 106.3	Brazil (Maranhao)	P. sp. 1, P. sp. 2, P. sp. 3, P. spp. (142284 142285 142286 142287 142288 142289 142290 142291 142292 142293 142294 142295 142296 142297 142298) P. spp. (144230 144231 144232 144233 144234 144235 144236 144237)
Albian	113.2 - 100.5	Colombia (Huila)	P. simplex (139357 139359 139360 139362)
Albian - Cenomanian	113.2 - 93.9	North Atlantic	P. psilatus (142271 142272 142273 142274)
Albian - Early/Lower Cenomanian	113.2 - 93.9	North Atlantic	P. psilatus (140569)
Late/Upper Albian - Early/Lower Cenomanian	106.3 - 93.9	Brazil (Maranhao)	P. sp. 1, P. sp. 2, P. sp. 3, P. spp. (142277 142278 142279 142280 142281 142282 142283) P. spp. (144216 144217 144218 144219 144220 144221 144222 144223 144224 144225 144228)
Late/Upper Cenomanian	100.5 - 93.9	Argentina (Mendoza)	P. sp. (149812)
Late/Upper Cenomanian	100.5 - 93.9	Brazil (Maranhao)	P. sp. 1, P. sp. 2, P. sp. 3, P. spp. (142276) P. spp., P. sp. 1, P. sp. 2, P. sp. 3 (139464)
Senonian	100.5 - 66.0	Brazil (Alagoas)	P. spp. (142302 142303 142304 142305)
Coniacian	89.8 - 85.7	Nigeria (Gombe)	P. spp. (163725)
Late/Upper Campanian - Early/Lower Maastrichtian	83.6 - 66.0	Argentina (Río Negro)	P. sp. (241237)
Late/Upper Maastrichtian	72.2 - 66.0	Argentina (Neuquén)	P. sp. (235468)
Late/Upper Maastrichtian	72.2 - 66.0	Argentina (Chubut)	P. inargutus (151452)
Maastrichtian	72.2 - 66.0	Argentina (Santa Cruz)	P. patagonicus (168710 240042 240045 240047) P. sp. 1 (240054) P. sp. 1, P. patagonicus (240044 240056 240527)
Maastrichtian	72.2 - 66.0	Argentina (Chubut)	P. psilascabratus (31653 199410 239890) P. sp. (168393)
Maastrichtian - Early/Lower Paleocene	72.2 - 61.66	Argentina (Chubut)	P. psilascabratus (195707)
Danian	66.0 - 61.66	Argentina (Buenos Aires)	P. patagonicus (168419 168421 168422 168424 168425 168426 168428 168430 168433)
Danian	66.0 - 61.66	Argentina (Chubut)	P. inargutus (136554 151453 151454 151455 151456 151457 151458 151460 167922) P. psilascabratus (239892) P. sp. (136508)
Danian	66.0 - 61.66	Argentina (Santa Cruz)	P. patagonicus (240084 240085) P. patagonicus, P. pulcherrimum (167869) P. sp. 1 (240051 240053 240080 240089 240438 240545 240547) P. sp. 1, P. patagonicus (240086 240087 240088)
Early/Lower Eocene	56.0 - 48.07	Argentina (Neuquén)	P. psilascabratus (171385)
Early/Lower Eocene	56.0 - 48.07	Southern Ocean	P. sp., P. spp. (169274) P. spp. (169265 169267 169268 169269 169270 169272 169273 169275)
Early/Lower Eocene	56.0 - 48.07	Colombia (Norte de Santander)	P. acerbus (136756) P. acerbus, P. minutus (136759)
Middle Eocene	48.07 - 37.71	Colombia (Norte de Santander)	P. acerbus, P. minutus, P. polaroides, P. brevis (136918) P. acerbus, P. minutus, P. simplex (136828)
Middle Eocene - Late/Upper Eocene	48.07 - 33.9	Argentina (Neuquén)	P. psilascabratus (136911)
Late/Upper Eocene	37.71 - 33.9	Myanmar (Sagaing)	P. sp. (227667 227672 227696)
Priabonian - Rupelian	37.71 - 27.3	Peru (Loreto)	P. oblatus, P. plicatus, P. polaris, P. sp. (144474)