OOIR: Observatory of International Research

Papers

(The TQCC of Zoologischer Anzeiger is 4. 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 2020-11-01 to 2024-11-01.)

Article	Citations
Cryptic refugee on the northern slope of the Greater Caucasian Ridge: Discovery of niphargus (Crustacea: Amphipoda: Niphargidae) in the North Ossetia–Alania, North Caucasus, separated from its relativ	14
Revisiting the systematics of the Leptodactylus melanonotus group (Anura: Leptodactylidae): Redescription of L. petersii and revalidation of its junior synonyms	13
Integrative approach reveals new species of water bears (Pilatobius, Grevenius, and Acutuncus) from Arctic cryoconite holes, with the discovery of hidden lineages of Hypsibius	12
A new subfamily of Gonyleptidae formed by false Discocyrtus Holmberg, 1878 from Brazil, with revalidation of Pachylobos Piza, 1940 and description of a new genus	12
Two new catfish species from central Brazil comprising a new clade supported by molecular phylogeny and comparative osteology (Siluriformes: Trichomycteridae)	12
Elucidating species diversity of genus Betta from Aceh waters Indonesia using morphometric and genetic data	12
First insight into cryptic diversity of a Caucasian subterranean amphipod of the genus Niphargus (Crustacea: Amphipoda: Niphargidae)	11
On the intertidal firefly genus Micronaspis Green, 1948, with a new species and a phylogeny of Cratomorphini based on adult and larval traits (Coleoptera: Lampyridae)	11
A morphometric comparison of the cranial shapes of Asian dwarf hamsters (Phodopus, Cricetinae, Rodentia)	11
Comparative study on the physical mapping of ribosomal genes and repetitive sequences in Friesella schrottkyi (Friese 1900) (Hymenoptera: Apidae, Meliponini)	11
A phantom on the trees: Integrative taxonomy supports a reappraisal of rear-fanged snakes classification (Dipsadidae: Philodryadini)	10
Phenotypically exceptional Echiniscus species (Heterotardigrada: Echiniscidae) from Argentina (Neotropics)	10
The role of hand, feet, and digits during landing in anurans	10
Comparative morphology between the white grubs Pseudosymmachia tumidifrons and Brahmina faldermanni (Coleoptera: Scarabaeidae: Melolonthinae) using scanning electron microscopy	10
Comparative osteology of the fossorial frogs of the genus Synapturanus (Anura, Microhylidae) with the description of three new species from the Eastern Guiana Shield	9
Cytogenetic studies on the social parasite Acromyrmex ameliae (Formicidae: Myrmicinae: Attini) and its hosts reveal chromosome fusion in Acromyrmex	9
Burrowing specializations in a lacewing larva (Neuroptera: Dilaridae)	9
Acoustic allometry, background stream noise and its relationship with large-bodied and voiceless rheophilic frogs	9
Morphometrics reveal inter- and intraspecific sexual dimorphisms in two Hawaiian Schindleria, the long dorsal finned S. praematura and the short dorsal finned S. pietschmanni	8
Two new species of mud dragons (Scalidophora: Kinorhyncha) inhabiting a human-impacted mangrove from Mayotte (Southwestern Indian Ocean)	8
Comparative osteology of paradoxical frogs (Hylidae: Pseudae) with comments on diagnostic features, evolutionary trends and potential aquatic adaptations	8
Anatomical reconfiguration of the optic lobe during metamorphosis in the blow fly Calliphora vicina (Diptera: Calliphoridae) revealed by X-ray micro-computed tomography	8
Sensory structures on the larval antennae and mouthparts of Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae)	8
Elucidating taxonomic problems of two closely related freshwater prawn lineages of the genus Macrobrachium (Caridea: Palaemonidae): A geometric morphometrics approach	8
Genetic diversity and population structure of the native Western African honeybee (Apis mellifera adansonii Latreille, 1804) in Nigeria based on mitochondrial COI sequences	8

Cytogenetics of Strumigenys louisianae Roger, 1863 (Formicidae: Myrmicinae) from North-eastern Amazonia shed light on a difficult species complex	8
Updated diagnoses for the cricket family Trigonidiidae (Insecta: Orthoptera: Grylloidea) and its subfamilies (Trigonidiinae, Nemobiinae), with a review of the fossil record	8
A historical and integrative taxonomic account of mangrove oyster species native to the Atlantic American coast: A re-evaluation of Brazilian Crassostrea species	8
Phylogenetic analysis of the winter and southernmost scorpion genus Urophonius (Bothriuridae), with the description of two new Patagonian species	8
Unmasking a master of camouflage: The rich morphology, taxonomy, and biology of the Brazilian stick insect Canuleius similis (Phasmatodea: Heteronemiidae), with general considerations on phasmid genit	7
Genetic and phenotypic variability in populations of the Macrobrachium amazonicum complex: New findings to the upper Paraná Hydrographic Basin	7
Phylogeny of the clade K92 (Opiliones, Laniatores, Gonyleptidae) with description of a new subfamily and discussion on the evolution of caelopygine facies and sexual dimorphism	7
Comparative larval buccopharyngeal morphology of two glass frog species (Anura: Centrolenidae: Vitreorana)	7
Cryptic species complex or an incomplete speciation? Phylogeographic analysis reveals an intricate Pleistocene history of Priapulus caudatus Lamarck, 1816	7
Echinoderes vulcanicus sp. nov. from the active marine volcano Piip – the first representative of the Kinorhyncha in the Bering Sea (Kinorhyncha: Cyclorhagida)	7
Spermiogenesis and sperm ultrastructure as sources of phylogenetic characters. The example of characid fishes (Teleostei: Characiformes)	7
An enigmatic interstitial trichomycterine catfish from south-eastern Brazil found at about 1000 km away from its sister group (Siluriformes: Trichomycteridae)	7
A century of stasis: Taxonomy of Ctenomys (Rodentia: Hystricomorpha) populations in northeastern Patagonia limits, Argentina	7
Ultrastructural features of aporocotylid blood flukes: The tegument and sensory receptors of Sanguinicola inermis Plehn, 1905 from the pike Esox lucius, with a comparative analysis of their traits wit	7
Echinoderes zacharyi sp. nov., a new kinorhynch in the E. coulli species group (Kinorhyncha: Cyclorhagida) from the Gulf of Mexico	7
Recent Apareiodon species evolutionary divergence (Characiformes: Parodontidae) evidenced by chromosomal and molecular inference	6
From sperm plug formation to ovulation: morphological and ultrastructural modifications in the seminal receptacle of the blue crab Callinectes danae	6
Oxynoemacheilus fatsaensis, a new nemacheilid loach from the Elekçi Stream in Northern Anatolia (Teleostei: Nemacheilidae)	6
Taxonomic revision of the populations assigned to Octodon degus (Hystricomorpha: Octodontidae): With the designation of a neotype for Sciurus degus G. I. Molina, 1782 and the description of a new subs	6
Morphometric and genetic variations of four dominant species of snappers (Lutjanidae) harvested from the Northern Coast of Aceh waters, Indonesia	6
Morphological study of members of the genus Echeneibothrium (Cestoda: Rhinebothriidea: Echeneibothriidae) from rajiform skates of the Argentine Sea and analysis of the phylogenetic relationships withi	6
A review of the biology of Symphrasinae (Neuroptera: Rhachiberothidae), with the description of the egg and primary larva of Plega Navás, 1928	6
Trends in morphological relationships among Gangetic Cyprinids	6
Don't put all your eggs in small baskets: Ineffective guardians, incidence of parasitoids and clutch size of Latrodectus geometricus (Araneae, Theridiidae) along an urban gradient	6
New record and first description including SEM and μCT of the rare priapulid Acanthopriapulus horridus (Priapulida, Scalidophora)	5
A comparative morphological study of the testes, spermatogenesis, and spermatozoa in two nemertean species, Callinera sp. and Parahubrechtia sp. (Palaeonemertea, Tubulanidae)	5
Shape variation of Cydianerus latruncularius (Coleoptera, Curculionidae) across biomes and sexes	5
Comparative evaluation of coelomocytes in Paracentrotus sea urchins: Description of new cell types and insights on spherulocyte maturation and sea urchin physiology	5
Taxonomic revision and first phylogeny of Climacia McLachlan, 1869 (Neuroptera: Sisyridae), with new species and identification key	5
Water bear with barbels of a catfish: A new Asian Cornechiniscus (Heterotardigrada: Echiniscidae) illuminates evolution of the genus	5
Form and function of the feeding apparatus of sirenid salamanders (Caudata: Sirenidae): Three-dimensional chewing and herbivory?	5
Geometric morphometric analysis and meristic variations of Philippine populations of the crescent perch Terapon jarbua (Centrarchiformes: Terapontidae)	5
A new tarantula (Mygalomorphae: Theraphosidae) genus endemic from Peru with a novel genitalic morphology among theraphosinae and its phylogenetic placement	5
A new genus and species of Nanaloricidae (Loricifera: Nanaloricida) from the Clarion-Clipperton Fracture Zone	5
Wide distribution and wide bodies: A new genus of Neopachylinae (Opiliones, Gonyleptidae) formed by false Discocyrtus	5
Systematics of Neotropical Oecetis McLachlan, 1877 (Trichoptera: Leptoceridae): When the taxonomy and phylogeny meet	5
Filling the gaps: The mitogenomes of Afrotropical egg-guarding frogs based on historical type material and a re-assessment of the nomenclatural status of Alexteroon Perret, 1988 (Hyperoliidae)	5
Fluctuating asymmetry and oxidative stress indicate environmental stress of Cane toads Rhinella marina	5
On the phylogenetic relationships of Muscopilio, a new Andean genus of basibiont harvestmen (Opiliones: Agoristenidae)	5
Phylogenetic relationships of Manonychus Moser among the Neotropical Melolonthinae (Coleoptera: Scarabaeidae)	5
Comparative analysis of the olfactory organs in selected species of marine sharks and freshwater batoids	5
Phylogenetic analyses and species delimitation of Nephotettix Matsumura (Hemiptera: Cicadellidae: Deltocephalinae: Chiasmini) in China based on molecular data	5
Virtual sections and 3D reconstructions of female reproductive system in a carabid beetle using synchrotron X-ray phase-contrast microtomography	5
Regional differences in the skin of the desert hedgehog (Paraechinus aethiopicus) with special reference to hair polymorphism	5
Morphology of larval and postlarval stages of Priapulopsis bicaudatus (Danielssen, 1869) (Priapulida) from the north atlantic ocean	5
Molecular phylogeny and taxonomy of the genus Pilumnus Leach, 1815 (Eucrustacea: Brachyura: Pilumnidae) in the Persian Gulf and Gulf of Oman	5
Evolution in the understorey: The Sulawesi babbler Pellorneum celebense (Passeriformes: Pellorneidae) has diverged rapidly on land-bridge islands in the Wallacean biodiversity hotspot	4
Notes of the internal adult male reproductive system of Pimelia subglobosa (Pallas, 1781) (Coleoptera: Tenebrionidae)	4
Morphological analyses of the adult and juvenile stages of the stalked jellyfish Craterolophus convolvulus (Johnston, 1835) (Cnidaria: Staurozoa: Stauromedusae: Craterolophidae) using micro-CT	4
Hair microstructure in some rodent species of Diatomyidae, Ctenodactylidae, and Echimyidae (Ctenohystrica, Rodentia)	4

Morphology-based phylogenetic analysis of South American Sericini chafers (Coleoptera, Scarabaeidae) contrasts patterns of morphological disparity and current classification	4
New data on nudibranchs rhinophore morphology and their spicule complex in Onchidoris muricata (Doridina, Gastropoda)	4
Revision of Taiwanese and Ryukyuan species of Eleganesia Alencar & Azevedo, 2018 (Hymenoptera, Bethylidae)	4
Functional ultrastructure and cytochemistry of vitellogenesis stages of Rohdella amazonica (Aspidogastrea, Aspidogastridae, Rohdellinae), a parasite of the Amazoninan banded puffer fish Colomesus psit	4
Ultrastructural characterization of the putative defensive glands (warts) in the sessile, colonial rotifer Sinantherina socialis (Gnesiotrocha; Flosculariidae)	4
Two new species of the Echinoderes coulli-group (Kinorhyncha: Cyclorhagida: Echinoderidae) from a low human-impacted mangrove swamp in French Guiana (western Atlantic Ocean)	4
Mouthparts and associated sensilla of adult Panorpidae (Insecta: Mecoptera)	4
Ultrastructural morphology and molecular analysis of a remarkable new species of Neodexiopsis (Muscidae, Diptera) from Southern Brazil	4
Morphology of egg and larva of the lawn cutworm Spodoptera depravata (Butler) (Lepidoptera: Noctuidae)	4
The first two cases of antisymmetry in the male genitalia of Phasmatodea reveal a new species of Isagoras Stål, 1875 (Phasmatodea: Pseudophasmatidae: Xerosomatinae) from the Brazilian Atlantic Forest	4
Phylogenetic relationships of new taxa support repeated pelvic fin loss in mountain catfishes from southern Brazil (Siluriformes: Trichomycteridae)	4
Towards a standardisation of morphological measurements in the phylum Kinorhyncha	4
First account on Loricifera from New Zealand: A new species of Pliciloricus, and a Shira larva with postlarva representing the new genus and species Patuloricus tangaroa gen. et sp. nov	4
Under threat: Two new troglobitic species of Girardia (Platyhelminthes: Tricladida) from sandstone and limestone caves in Brazil	4
Effects of pesticides on eggs and hatchlings of the Italian wall lizard (Podarcis siculus) exposed via maternal route	4
The role of the chromosomal rearrangements in the evolution and speciation of Elopiformes fishes (Teleostei; Elopomorpha)	4
Morphological comparison between the first-instar larvae of the scorpionflies Panorpa kunmingensis and P. changbaishana (Mecoptera: Panorpidae)	4
Description of a new and two known species of the insect–associated genus Oigolaimella Paramonov, 1952 (Nematoda: Diplogastridae) with a note on the biology, biogeography and relationship with congene	4
Assessing the shape plasticity between Russian biotopes in Pterostichus dilutipes (Motschulsky, 1844) (Coleoptera: Carabidae) a geometric morphometric approach	4
Comparative analysis of the type and number of larval sensilla on the antennae and mouthparts of Ips typographus and Ips subelongatus using SEM	4
New data on the Echinoderes coulli-group (Kinorhyncha: Cyclorhagida: Echinoderidae): A new species from New Caledonia mangroves, and a redescription of E. bengalensis (Timm, 1958)	4
Development, growth and allometry in a cohort of the tarantula Grammostola vachoni (Araneae: Theraphosidae)	4
A wolf spider from South American grasslands: phylogenetic placement and redescription of Paratrochosina amica (Mello-Leitão 1941)	4
Energy allocation trade-off in Macrobrachium amazonicum, with no resting stage	4