Systematics and Biodiversity

(The TQCC of Systematics and Biodiversity is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-07-01 to 2024-07-01.)
Systematics and biogeography of theBoana albopunctataspecies group (Anura, Hylidae), with the description of two new species from Amazonia22
Integrative taxonomy supports high species diversity of south-eastern Brazilian mountain catfishes of theT. reinhardtigroup (Siluriformes: Trichomycteridae)21
The analysis of inter- and intrapopulation variability of Milnesium eurystomum Maucci, 1991 reveals high genetic divergence and a novel type of ontogenetic variation in the order Apochela17
On the notions of taxonomic ‘impediment’, ‘gap’, ‘inflation’ and ‘anarchy’, and their effects on the field of conservation16
The future of zoological taxonomy is integrative, not minimalist13
Phylogeny-based species delimitation and integrative taxonomic revision of theHyalinobatrachium fleischmannispecies complex, with resurrection ofH. viridissimum(Taylor, 1942)13
Taxonomic status of generaNodularia,MiddendorffinaiaandInversiunio(Bivalvia: Unionidae) from South-East Asia: morphometric, genetic and GenBank data12
An updated lineage-based tribal classification of Apiaceae subfamily Apioideae with special focus on Iranian genera12
The curious and intricate case of the European Hediste diversicolor (Annelida, Nereididae) species complex, with description of two new species10
Quest for the type species of the genus Hepatozoon – phylogenetic position of hemogregarines of rats and consequences for taxonomy10
Phylogeny of terraranan frogs based on 2,665 loci and impacts of missing data on phylogenomic analyses10
Speciation process on Brazilian continental islands, with the description of a new insular lancehead of the genus Bothrops (Serpentes, Viperidae)9
Ants of Brazil: an overview based on 50 years of diversity studies9
When did bumblebees reach South America? Unexpectedly old montane species may be explained by Mexican stopover (Hymenoptera: Apidae)8
Diversification of the Pristimantis conspicillatus group (Anura: Craugastoridae) within distinct neotropical areas throughout the Neogene8
An integrated approach to explore the monophyletic status of the cosmopolitan genus Hexabathynella (Crustacea, Bathynellacea, Parabathynellidae): two new species from Ro7
Distribution analysis, updated checklist, and DNA barcodes of the endemic vascular flora of the Altai mountains, a Siberian biodiversity hotspot7
New considerations of the systematics of the family Holophryidae (Protozoa, Ciliophora, Prostomatea) with a description of Holophrya paradiscolor sp. nov. and a redescription of Pelagothrix 7
Shedding light on taxonomic chaos: Diversity and distribution of South Asian skipper frogs (Anura, Dicroglossidae,Euphlyctis)7
Mystery unveiled: Diacanthodes Singer – a lineage within the core polyporoid clade6
Systematic positions and taxonomy of two new ciliates found in China: Euplotes tuffraui sp. nov. and E. shii sp. nov. (Alveolata, Ciliophora, Euplotida)6
Three new species of spiny mice, genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Brazilian Amazonia6
Molecular species delimitation reveals hidden specific diversity within a freshwater burrowing crayfish (Decapoda: Parastacidae) from southern Chile6
Morphological and molecular discordance in the taxonomic rearrangement of the Marmosops pinheiroi complex (Marsupialia: Didelphidae)6
Testing the monophyly of the ground-dweller spider genus Harpactea Bristowe, 1939 (Araneae, Dysderidae) with the description of three new species6
Molecular phylogeny of the subgenus Syrrhophus (Amphibia: Anura: Eleutherodactylidae), with the description of a new species from Eastern Mexico6
Filling the gaps in a highly diverse Neotropical lizard lineage: a new and endemic genus of Cercosaurinae (Squamata: Gymnophthalmidae) with the description of two new species from the Northern Andes o6
Systematic analysis of the genusEriocaulonL. in India based on molecular and morphological evidence6
On the continuum of evolution: a putative new hybrid speciation event in Opuntia (Cactaceae) between a native and an introduced species in southern South America6
Historical records of the blotched stingrayUrotrygon chilensis(Urotrygonidae: Myliobatiformes) yield insight into species distribution: the importance of natural history collections to question6
Species distribution modelling and predictor variables for species distribution and niche preferences ofPilosocereus leucocephalusgroups.s.(Cactaceae)6
In situ morphometric survey elucidates the evolutionary systematics of the orchid genus Gymnadenia in the British Isles6
A slippery reality: the epistemological shifting sands of tokogeny, phylogeny, lineages and species delimitation6
Phylogenomic analyses reveal a rare new genus of wasp (Hymenoptera, Ichneumonidae, Cryptinae) from the Brazilian Atlantic Forest6
Cryptic genetic structure within Valentin’s Lizard,Darevskia valentini(Boettger, 1892) (Squamata, Lacertidae), with implications for systematics and origins of parthenogenesis6
Karyotype asymmetry shapes diversity within the physaloids (Physalidinae, Physalideae, Solanaceae)5
Below the waterline: cryptic diversity of aquatic pipid frogs (Pipa carvalhoi) unveiled through an integrative taxonomy approach5
The relative role of glacial refugia and longstanding barriers in the diversification of a fossorial squamate5
Molecular and morphological analyses reveal pseudocryptic diversity inMicromelo undatus(Bruguière, 1792) (Gastropoda: Heterobranchia: Aplustridae)5
Subspecies limits and hidden Wolbachia diversity in Actinote pellenea butterflies5
Fixing the identity of Scolelepis squamata (Annelida: Spionidae) – neotype designation, redescription and DNA barcode sequences5
A prelude to the molecular systematics and diversity of combtooth blennies (Teleostei: Blenniidae) in the Persian Gulf and Oman Sea5
Increasing knowledge of the denizens of saline environments through integrative taxonomy: new Argentinian endemic taxa ofLiolaemus(Iguania: Liolaemidae) and their evolutionary relationships5
Assessing biodiversity within the range of Heleobia chimbaensis (Caenogastropoda: Cochliopidae) on the Atacama Desert coast5
Do colour-morphs of an amphidromous goby represent different species? Taxonomy of Lentipes (Gobiiformes) from Japan and Palawan, Philippines, with phylogenomic approaches5
Combined multigene and morphological analysis reveals lineage-specific diversification of the neotropical freshwater crabs of the genusFrediusPretzmann, 1967 (Brachyura, Pseudothelphusidae)5
Phylogenetic relationships of the carnivorous terrestrial snail family Streptaxidae (Stylommatophora: Achatinina) in Thailand and surrounding areas of Southeast Asia5