Results 1 to 10 of about 28,780 (187)

Detecting the symplesiomorphy trap: a multigene phylogenetic analysis of terebelliform annelids [PDF]

open access: goldBMC Evolutionary Biology, 2011
Background For phylogenetic reconstructions, conflict in signal is a potential problem for tree reconstruction. For instance, molecular data from different cellular components, such as the mitochondrion and nucleus, may be inconsistent with each other ...
Zhong Min   +5 more
doaj   +4 more sources

Evolutionary Dynamics of Multigene Families in Triportheus (Characiformes, Triportheidae): A Transposon Mediated Mechanism? [PDF]

open access: yesFrontiers in Marine Science, 2020
Triportheus (Characiformes, Triportheidae) is a freshwater fish genus with 18 valid species. These fishes are widely distributed in the major river drainages of South America, having commercial importance in the fishing market, mainly in the Amazon basin.
Cassia F. Yano   +6 more
doaj   +4 more sources

PAHG: the database of human multi-gene families [PDF]

open access: yesBMC Genomic Data
Background In the early vertebrate history, gene duplications, including single-gene, segmental-gene (SSD), and whole-genome duplication (WGD), formed multigene families.
Ramsha Azhar   +8 more
doaj   +2 more sources

Three new species of Clavariadelphus (Clavariadelphaceae, Gomphales) from the Hengduan Mountains region, China [PDF]

open access: yesMycoKeys
Specimens of three unnamed club-shaped fungi, collected from the Hengduan Mountains region in China, are formally described as Clavariadelphus acuminatus, C. miniatus, and C. pseudoelongatus. Based on ITS, nrLSU, ATP6, and TEF1 sequence data, a multigene
Mei-jia Li   +3 more
doaj   +4 more sources

First records of Tylopilus glutinosus Iqbal Hosen (Boletaceae) from Shorea robusta-dominated forests in tropical India: morphological description and phylogenetic estimation [PDF]

open access: yesCheck List, 2022
During the routine survey for exploring the hidden macrofungal wealth of tropical Sal (Shorea robusta Roth) forests in West Bengal and Jharkhand (India), we found a specimen similar to Tylopilus plumbeoviolaceous (Snell & E.A.Dick) Snell &
Dyutiparna Chakraborty   +3 more
doaj   +3 more sources

Comparative Osteology, Phylogeny and Classification of the Eastern South American Catfish Genus Trichomycterus (Siluriformes: Trichomycteridae)

open access: yesTaxonomy, 2021
Trichomycterus has been considered for a long time to be the most problematic genus of the diverse neotropical subfamily Trichomycterinae. Recently, Trichomycterus was restricted to a clade from eastern South America supported by molecular data, but no ...
Wilson J. E. M. Costa
doaj   +1 more source

Broadening the Knowledge of Mexican Boletes: Addition of a New Genus, Seven New Species, and Three New Combinations

open access: yesJournal of Fungi, 2023
Boletes are one of the most common groups of fungi in temperate, subtropical, and tropical ecosystems. In Mexico, the northern region has mainly been explored in terms of bolete diversity.
Olivia Ayala-Vásquez   +12 more
doaj   +1 more source

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