Sentence examples for assigned to extant from inspiring English sources

The ants from Tilin amber are one of the earliest records of crown-group ants, as only two Cretaceous species have been definitively assigned to extant subfamilies until now: one formicine from New Jersey Turonian amber and one dolichoderine from Canadian Campanian amber23,24.

There is no standard rule in palaeontology deciding whether fossil remains can (or should) be assigned to extant genera or species [ 79, 98, 99].

For the calibration of the molecular clock, stringent constraints were applied based on fossils that can be unambiguously assigned to extant clades and whose unique skeletal characters can be unequivocally recognized in fossil coralla.

The morphological fossil evidence that there are no unambiguously eukaryotic fossils that can reliably be assigned to extant phyla before about 800 My ago [ 129] should not be so lightly dismissed.

For the estimation of divergence times, the molecular-clock was calibrated using the oldest Mesozoic fossils that can be unequivocally assigned to extant genera/families, Caryophyllia for Caryophylliidae, Flabellum for Flabellidae, and Palaeopsammia for Dendrophylliidae (see Methods).

In reflection of the lack of certainty surrounding fossil dates, for example, divergence of taxa often pre-dates their first appearance in the fossil record [ 153], fossils maybe incorrectly assigned to extant taxa [ 154], and strata in which fossils formed may be eroded and subsequently overlain (leading to incorrect dating [ 155, 156]), a wide time interval was used for each prior.

However, pollen is difficult to assign to extant families due to the frequent convergent evolution of pollen morphology, such as the number and position of apertures [ 20, 29].

In sum, the well-preserved fossil endocarps show no differences from the living peach (Supplementary Figure 1) and could be assigned to the extant species.

The first evidence for the language consists of scattered words in 9th 12th-century Latin texts; continuous documents date from approximately 119th 12th-centuryigned to an extant property agreement between the chiLatin of a well-texts family from the Minho River valley.

Of the 10340 domains listed in Pfam-A database, 58 and 85 domains were assigned to be extant in proteins with FYVE and PX domains respectively.

Of the 91,881 reads, 83,736 were assigned to 13,162 extant loci, and 8145 were mapped to 3745 contig regions that did not have prior annotated gene models (Table  1).