OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Morphology is 3. 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 2021-10-01 to 2025-10-01.)

Article	Citations
Immunolocalization of adenomatous polyposis coli protein (apc) in the regenerating lizard tail suggests involvement in tissue differentiation and regulation of growth	28
Reconstruction of soft noncontractile tissue in the derived therizinosaur Nothronychus: The interplay of soft tissue and stress on hindlimb ossification and posture	21
Nasal turbinates of the dicynodont Kawingasaurus fossilis and the possible impact of the fossorial habitat on the evolution of endothermy	21
Form and function in the avian pelvis	20
First soft body morphological data on the tracemaker of the endolithic bryozoan trace fossil Terebripora ramosa d'Orbigny, 1842	18
Larval and Juvenile Development of Rhaphiodon vulpinus (Pisces: Cynodontidae): Morphological Characteristics and Growth Patterns	18
Patterns of integrated growth of body parts in Rook (Corvus frugilegus) ontogeny	15
Gonadal morphogenesis in the South American toad Rhinella Arenarum (Anura, Bufonidae) unveils an extremely delayed rate of sex differentiation	15
Turtle Girdles: Comparing the Relationships Between Environment and Behavior on Forelimb Function in Loggerhead Sea Turtles (Caretta caretta) and River Cooters (Pseudemys concinna)	15
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Dental Anomalies and Cranio‐Dental Ontogeny in a Captive Wild Boar Population From France	11
Reconstructive evolutionary morphology: Tracing the historical process of modifications of complex systems driven by natural selection through changing ecological conditions	10
Architecture and tube structure of Sabellaria spinulosa (Leuckart, 1849): Comparison with the Mediterranean S. alveolata congener	10
Functional role of lacunar and muscular systems in the externa of Peltogasterella gracilis (Cirripedia: Rhizocephala)	10
Issue Information	10
Functional Allometry of Sexually Selected Traits in Tetraopes tetrophthalmus Red Milkweed Beetles (Coleoptera: Cerambycidae)	10
Extraembryonic Membranes and Placentation in the Mexican Snake Conopsis lineata	9
Ultrastructural changes in mitochondria during oogenesis in two phylogenetically close fish species	9
Abstracts of the International Congress of Vertebrate Morphology 14 Virtual Meeting: 07.‐10. August 2025	9
Divergent locomotor evolution in “giant” kangaroos: Evidence from foot bone bending resistances and microanatomy	9
Ontogeny of the Skeleton of Leporinus oliveirai (Characiformes, Anotomidae)	9
Cannabinoid receptor type 1 regulates sequential stages of migration and morphogenesis of neural crest cells and derivatives in chicken and frog embryos	9
Issue Information	8

Comparative morphology of male genitalia in antlions (Insecta, Neuroptera, Myrmeleontidae), with emphasis on owlflies (Ascalaphinae) and a possible structural evolutionary scenario	8
Issue Information	8
On the Maxillofacial Development of Mice, Mus musculus	8
Paleoneurology of stem palaeognaths clarifies the plesiomorphic condition of the crown bird central nervous system	8
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Morphology of ctenostome bryozoans: 7. Hislopia, Echinella and Timwoodiellina	8
Erratum to Reconstructing the subcephalic musculature in Pucapampella and Ichthyostega	8
Iliocapsularis: An exploration of the muscle and its omission in education	7
Morphology and Chemical Composition of the Nuchal Glands of Indonesian Snakes With a Description of a Novel Type of Glands	7
Pacific Spiny Lumpsucker armor—Development, damage, and defense in the intertidal	7
Morphological variations of auditory bullae in otomyine rodents (Rodentia: Otomyini) in southern African biomes	7
Rebuilding ships while at sea—Character individuality, homology, and evolutionary innovation	7
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Diploic vein morphology in normal and craniosynostotic adult human skulls	7
Absence of secondary osteons in femora of aged rats: Implications of lifespan on Haversian remodeling in mammals	7
A surrogate forelimb: Evolution, function and development of the avian cervical spine	6
Cranial muscle architecture in wild boar: Does captivity drive ontogenetic trajectories?	6
The male reproductive system in whip spiders (Arachnida: Amblypygi)	6
Comparative anatomy of the spinneret musculature in cribellate and ecribellate spiders (Araneae)	6
Issue Information	6
Asymmetry in previtellogenic and early vitellogenic oocytes, ultrastructure of follicular cells and egg envelope in the pigmented sterlet, Acipenser ruthenus L. 1758 (Chondrostei, Acipenserifor	6
Geometric morphometric analysis of the humerus in New and Old World vultures	6
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The unplumatellid Plumatella fruticosa found its home: Hirosella gen. nov. morphological arguments for the systematic placement of a freshwater bryozoan	6
Remodeling of Uterine Tissues During Gestation of Potamotrygon wallacei (Elasmobranchii), a Neotropical Freshwater Stingray Endemic to the Negro River, Central Amazonia	6
Issue Information	6
A unique case of commensalism: The beaver beetle Platypsyllus castoris (Leiodidae, Coleoptera) and its morphological adaptations	6
Corrigendum to: A survey of osteoderm histology and ornamentation among Crocodylomorpha: A new proxy to infer lifestyle?	5
Variations in the carapace shape of whip spiders (Arachnida: Amblypygi)	5
Chaetal arrangement and type diversity in two Magelona species (Magelonidae, Annelida) with ultrastructural details of the internal support chaetae	5
Evolution of Placentation in Eugongylini (Squamata: Scincidae): Ontogeny of Extraembryonic Membranes in Oviparous and Viviparous Species of New Zealand	5
Canine morphometrics as a tool for distinguishing species, sex, and age class in Southern Ocean fur seals	5
Dynamic Expression of α‐Internexin in the Chicken Pineal Gland: A Study of Developmental, Structural, and Functional Roles	5
Ontogenetic changes in southern sea otter (Enhydra lutris nereis) fur morphology	5
Ultrastructure and histochemistry of the scolex of two Neotropical proteocephalidean species (Cestoda: Onchoproteocephalidea)	5
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Ecomorphological variation of the penguin wing	5
Suction Feeding in Dendropsophus cerradensis Tadpoles: New Behavioral Observations and Morphological Traits in a Member of the D. microcephalus Group (Anura, Hylidae)	5
Correlated evolution of beak and braincase morphology is present only in select bird clades	5
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Dentin hardness differences across various mammalian taxa	5
A morphological and morphometric approach to study Ophiuroidea (Echinodermata): Size changes of Ophiocomella alexandri	5
Issue Information	5
Morphological association between muscle attachments and ossification sites in the late cartilaginous skull of tuatara embryos	5
Ontogenetic shifts in body form in the bull shark Carcharhinus leucas	5
Multimodal Analysis of Giant Anteater (Myrmecophaga tridactyla) Femorotibiopatellar Joint Anatomy: Macroscopic, Radiographic, and Ultrasonographic Findings	5
Pectoral Girdle and Forelimb Muscle Reconstruction in the Basal Therizinosaur Falcarius utahensis From Central Utah	5
Embryonic Development of Appasus japonicus Vuillefroy, With Special Reference to Mouthparts Formation (Insecta: Heteroptera, Belostomatidae)	5

Respiratory internal kinematics of the tongue base and soft palate in obese minipigs with obstructive sleep apnea	5
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Morphology of the buccal apparatus of Dendronotus frondosus (Gastropoda: Nudibranchia)	5
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Immunolocalization of tumor suppressors arhgap28 and retinoblastoma in the lizard Podarcis muralis suggests that they contribute to the regulated regeneration of the tail	4
Chemical phenotypes of intrinsic cardiac neurons in the newborn pig (Sus scrofa domesticus Erxleben, 1777)	4
The thoracic anatomy of Pselaphus heisei (Pselaphinae, Staphylinidae, Coleoptera)	4
A refreshed approach to homology—Prioritizing epistemology over metaphysics	4
The influence of fossils in macroevolutionary analyses of 3D geometric morphometric data: A case study of galloanseran quadrates	4
Feeding Ecology, Evolutionary Allometry, and Convergence in the Lower Jaw of New World Blackbirds and Allied Passerine Birds (Emberizoidea)	4
Ultrastructure of the extraordinary pedal gland in Asplanchna aff. herricki (Rotifera: Monogononta)	4
Cephalic Musculature of the Pacman Catfish Lophiosilurus alexandri Steindachner, 1876 (Siluriformes, Pseudopimelodidae)	4
Ontogeny of the trigeminal system and associated structures in Alligator mississippiensis	4
Ontogenetic and interelemental study of appendicular bones of Caiman latirostris Daudin, 1802 sheds light on osteohistological variability in crocodylians	4
Predicting body mass in Ruminantia using postcranial measurements	4
Radial porosity profiles are a powerful tool for tracing locomotor maturation in developing limb bones	4
How to stay attached—Formation of the ricefish plug and changes of internal reproductive structures in the pelvic brooding ricefish, Oryzias eversi Herder et al. (2012) (Beloniformes: Adrianich	4
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Lateral bone ridge expansion and internal tissue replacement for vertebral body growth in Pacific bluefin tuna Thunnus orientalis	4
The hierarchical basis of serial homology and evolutionary novelty	4
First description of buccopharyngeal anatomy in Pelodryadinae larvae: Morphological comparison and systematic implications (Anura: Hylidae: Pelodryadinae: Litoria rubella and Ranoidea caerul	4
Baculum shape complexity correlates to metrics of post‐copulatory sexual selection in Musteloidea	4
Morphological pattern of the dermal denticles of the Southern sawtail catshark Galeus mincaronei Soto, 2001	4
Serial block‐face scanning electron microscopy of the tail tip of post‐metamorphic amphioxus finds novel myomeres with odd shapes and unusually prominent sclerocoels	4
Intraspecific variation in the cranial osteology of Diplometopon zarudnyi (Squamata: Amphisbaenia: Trogonophidae)	4
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Comparative osteology of the skull of cowbirds (Icteridae: Molothrus)	4
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Sand accumulation in the digestive tract of rabbits (Oryctolagus cuniculus) and guinea pigs (Cavia porcellus): The role of the appendix	3
Development of the cranial lateral line system of Brook Trout, Salvelinus fontinalis (Teleostei: Salmonidae): Evolutionary and ecological implications	3
Neurotransmission and neuromodulation systems in the learning and memory network of Octopus vulgaris	3
The ant abdomen: The skeletomuscular and soft tissue anatomy of Amblyopone australis workers (Hymenoptera: Formicidae)	3
Outside the pattern: Evolution of the genital asymmetry in Saicinae (Hemiptera: Heteroptera: Reduviidae)	3
Complex Brain Morphology Discovered in the Shark Parasite Nybelinia surmenicola (Cestoda: Trypanorhyncha)	3
Morphology of the pterothoracic musculature in Paraneoptera and its phylogenetic implication (Insecta: Neoptera)	3
Ecomorphology of the cervid intermediate phalanx and its implications for palaeoenvironmental reconstruction	3
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Extrinsic and intrinsic musculature of the raptorial forelegs in Mantodea (Insecta) in the light of functionality and sexual dimorphism	3
Anatomy and mobility in the adult cadaveric craniocervical junction	3
Differential growth of the adductor muscles, eyeball, and brain in the chick Gallus gallus with comments on the fossil record of stem‐group birds	3
Placental glycotype of the caviomorph rodent Lagostomus maximus and its evolution within Eutheria	3
Corrigendum	3
Cell death and wing reduction during the metamorphosis of sex‐specific flightless morphs in winter geometrid moths	3
Ovarian changes and development of the branchial placenta occurring in Jenynsia lineata (Cyprinodontiformes, Anablepidae)	3
A geometric morphometric analysis of variation in Australian frog ilia and taxonomic interpretations	3
Neurosensory anatomy and function in Seymouria	3
Against unifying homology concepts: Redirecting the debate	3
Morphology of the Tympano‐Periotic Complex in Stranded Odontocetes in Northeast Brazil	3
Cover Image	3
An atlas of anatomical variants of the human calcaneus	3
Morphological Variation in the Genitalia of the Burmese Python	3
Morphometric analysis of the elasmobranch olfactory rosette	3
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The appendicular skeleton of the enigmatic shark Leptocharias smithii in comparison with other sharks of the order Carcharhiniformes (Elasmobranchii: Leptochariidae)	3
Identifying and locating carotenoids in supra‐orbital combs of male black grouse (Lyurus tetrix) using Raman and transmission electron microscopy: A histological study using rehydrated tissue s	3
Frog Fibres: What Muscle Architecture Can Tell Us About Anuran Locomotor Function	3
Facial and opercular muscles in the Anguilliformes (Elopomorpha: Teleostei): Comparative anatomy and phylogenetic implications for the basal position of Protanguilla	3
Functional and phylogenetic interpretation of the forelimb myology of two South American carnivorans, the ring‐tailed coati (Nasua nasua) and crab‐eating raccoon (Procyon cancrivorus)	3
The Influence of Aquaculture and a Natural Environmental Gradient on Shell Landmark Variation of the Mediterranean Mussel (Mytilus galloprovincialis Lamarck, 1819) From the Eastern Adriatic Sea	3