Results 11 to 20 of about 66,848 (266)

“Species or Subspecies?” [PDF]

open access: yesNature, 1897
THE article by Mr. Lydekker with the above title, in your issue of July 15, deserves some comment. The writer appears to think that the “lumpers” have gained a point; but his attitude, while professing to be a “lumper,” shows how much progress the cause of the “splitters” has made in the last few years.
openaire   +1 more source

Characterization of complete mitochondrial genome of rice flower carp Cyprinus carpio rubrofuscus (Cypriniformes: Cyprinidae)

open access: yesMitochondrial DNA. Part B. Resources, 2021
Rice flower carp (Cyprinus carpio rubrofuscus) is a subspecies of Cyprinus carpio distributed in South China. In this study, we sequenced the mitochondrial genome of C. carpio rubrofuscus using Illumina HiSeq.
Manfen Lin   +4 more
doaj   +1 more source

Update of the Xylella spp. host plant database

open access: yesEFSA Journal, 2018
Following a request from the European Commission, EFSA periodically updates the database on the host plants of Xylella spp. While previous editions of the database (2015 and 2016) dealt with the species Xylella fastidiosa only, this database version ...
European Food Safety Authority (EFSA)
doaj   +1 more source

Non-Invasive Genotyping of Honey Bee Queens Apis mellifera L.: Transition of the DraI mtDNA COI-COII Test to In Silico

open access: yesInsects, 2020
The honey bee Apis mellifera L. colony is headed by a single and indispensable queen, whose duty it is to ensure brood production and provide pheromonal stability within the colony. This study presents a non-invasive method that allows the identification
Shayne Madella   +2 more
doaj   +1 more source

Intraspecific taxonomy of Muscari botryoides s. l. (Asparagaceae s. l. / Hyacinthaceae s. str.): history of research and synonymy

open access: yesUkrainian Botanical Journal, 2021
Muscari botryoides (L.) Mill. s. l. (Asparagaceae s. l. / Hyacinthaceae s. str.) is a taxonomically complicated species (or a species aggregate) with a high level of intraspecific polymorphism.
Boichuk S.V., Budzhak V.V.
doaj   +1 more source

The subspecialization conundrum [PDF]

open access: yesIndian Journal of Radiology and Imaging, 2010
At a recent pediatric radiology update, a non-scientific, keypad based survey of the residents and consultants threw up some very interesting numbers. Almost 63% said that they had received less than 2 weeks of dedicated pediatric radiology training with 82% believing that their institutions did not really place any importance to dedicated pediatric
openaire   +4 more sources

Maternal Inheritance in Hybrids of Three Honey Bee Subspecies

open access: yesJournal of Apicultural Science, 2019
The identification of honey bee (Apis mellifera) subspecies is often based on the measurements of workers’ fore-wings. The interpretation of the measurements can be difficult because the phenotype of workers is affected by both genetic and environmental ...
Węgrzynowicz Paweł   +4 more
doaj   +1 more source

Unified phylogenetic species concept: taking subspecies and race out of science: postmodern theory applied to the Potamophylax cingulatus group (Trichoptera, Limnephilidae) [PDF]

open access: yesOpuscula Zoologica Instituti Zoosystematici et Oecologici Universitatis Budapestinensis, 2018
The subspecies of the biological species concept with incomplete reproductive isolation versus the incipient sibling species of the phylogenetic species concept with permeable reproductive barrier are still applied side by side in the everyday practice ...
Oláh, J.   +8 more
doaj   +1 more source

Combining morphology and molecular data to improve Drosophila paulistorum (Diptera, Drosophilidae) taxonomic status

open access: yesFly, 2018
The willistoni species subgroup has been the subject of several studies since the latter half of the past century and is considered a Neotropical model for evolutionary studies, given the many levels of reproductive isolation and different evolutionary ...
Rebeca Zanini   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy