Evolutionary Systematics
124 published works on OPTIMAP from this source.
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124 works
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New Tetraserica and Trioserica species from China and Vietnam (Coleoptera, Scarabaeidae, Sericinae, Sericini)
In the current study we describe four new species from China and Vietnam belonging to the genera Tetraserica Ahrens, 2004 and Trioserica Moser, 1922: Tetraserica dietzi sp. nov. (…
An annotated type catalogue and a fully digitised Crustacea collection of the Museum of Nature Hamburg, Zoology. Part I…
In this contribution, we present the first annotated catalogue of type material deposited at the Crustacea collection of the Museum of Nature Hamburg, Leibniz Institute for the An…
Revision of the species of Acanthocnema Becker from Nepal, Myanmar and Yunnan, China, with notes on Acerocnema Becker (…
The species of Acanthocnema Becker, 1894 from Nepal, Myanmar and Yunnan, China are revised, including new illustrations of A. himalaica Suwa, 1986 and the description of two new s…
The first fossil member of Aphalaridae (Hemiptera, Sternorrhyncha, Psylloidea) from the Miocene of Southern Germany (Ra…
Caillardia sueva Burckhardt, Serbina & Kotthoff, sp. nov., a new species of jumping plant lice (Hemiptera: Sternorrhyncha: Psylloidea), is described from the Early/Middle Miocene …
First report of the flower-visiting family Iteaphilidae (Diptera, Empidoidea) from Iberia, with the description of a ne…
Iteaphilidae (Diptera, Empidoidea) is recorded from the Iberian Peninsula for the first time, with the description of a new species of Paraiteaphila Sinclair & Shamshev, 2021, P. …
First fossil of the pseudoscorpion family Chernetidae Menge, 1855 (Arachnida, Pseudoscorpiones) from mid-Cretaceous Bur…
Pseudoscorpions (Arachnida: Pseudoscorpiones) are amongst the oldest terrestrial lineages but their fossil record is still very sparse. In recent years, Upper Cretaceous Burmese a…
The occurrence of the family Psilidae (Diptera) in Albania, with description of a new Chamaepsila Hendel, 1917 species
Psilidae Macquart, 1835 is reported from Albania for the first time based on voucher specimens. A unique new species, Chamaepsila gropensis sp. nov., characterized by blackish-tin…
A new species of Plagiopholis Boulenger, 1893 (Serpentes, Pseudoxenodontinae) from southeastern Yunnan, China
A new species of the genus Plagiopholis is described based on a single specimen collected from Wenshan Prefecture, southeastern Yunnan Province, China. Compared with other species…
On the discovery of a new polymorphic Happy-Face Spider (Araneae, Theridiidae) from the Western Himalayas, India, with …
A new species of Theridion is reported here from Uttarakhand, India which resembles and exhibits polymorphism like the Happy-face spiders reported from the Hawaiian Islands, Theri…
Ubristes mirabilissimus sp. nov., a new stingless bee mimicking hoverfly from the Ecuadorian Amazon (Diptera, Syrphidae…
A new species of Ubristes Walker, 1852, U. mirabilissimus sp. nov., is described from the Napo Province in the Amazonian part of Ecuador. A key is given to distinguish this specie…
Drosophilidae (Diptera) of Lagodekhi and Vashlovani Protected Areas of Georgia (Sakartvelo), with a list of Transcaucas…
A total of 407 drosophilid specimens from the Lagodekhi and Vashlovani Protected Areas are examined, for the first time, and 17 species are reported here, including two new record…
Integrative taxonomy unveils a new lineage within Acanthogonatus centralis Goloboff, 1995 (Araneae, Mygalomorphae, Pycn…
A new species of Pycnothelidae Chamberlin, 1917 from the Pampean mountain ranges, Córdoba, Argentina is described and illustrated: Acanthogonatus monicae sp. nov. Here, we combine…
Northernmost recorded breeding of the Black Pennant Selysiothemis nigra (Vander Linden, 1825) shows further spread in t…
Northward range expansion has become increasingly common among European arthropods in recent decades. As global temperatures rise and the spread of artificial habitats alters ecol…
A new record of the meiobenthic priapulid Tubiluchus from Cabo Verde and a comparison of external characters in adults …
Two specimens of the genus Tubiluchus (Priapulida) are reported from Cabo Verde, this is the southernmost record in the Eastern Atlantic for this genus. Specimens likely belong to…
A second addition to the herpetological type catalogue of the Zoological Museum of Hamburg (ZMH)
In this second addition to the herpetological type catalogue of the Zoological Museum of Hamburg (ZMH), Leibniz Institute for the Analysis of Biodiversity Change, 53 additional ne…
Two new species of the Spinomantis bertini species complex (Mantellidae) from south-eastern Madagascar
We scientifically name and describe two new species of spiny frog (Mantellidae: Spinomantis) from moderately high elevations in Ranomafana National Park, in south-east Madagascar.…
Phylogenetic placement of Sri Lankan goblin spiders (Araneae, Oonopidae): integrating new taxa and taxonomic implicatio…
Sri Lanka harbours an exceptionally high diversity of goblin spiders (family Oonopidae), with 45 currently recognised species across 13 genera, of which 38 are endemic. In this st…
Species without borders: the diversification of giant danios in Sri Lanka (Teleostei, Danionidae, Devario)
The five species of Devario in Sri Lanka form a monophyletic insular diversification. Devario memorialis, D. micronema and D. pathirana are specialists that inhabit rainforest foo…
A ‘Crikey’ new snake: An insular Lycodon Fitzinger, 1826 (Squamata, Colubridae) from the Nicobar Archipelago, India
The Nicobar Archipelago, a biodiversity hotspot in the Bay of Bengal, harbours several poorly studied and endemic reptile lineages. Several species of snakes from these islands ar…
Two new species and three new records of the cobweb spider Platnickina (Araneae, Theridiidae) from Sumatra
Two new species of spiders of the genus Platnickina Koçak & Kemal, 2008 are described from Sumatra, Indonesia: Platnickina harapan Dhiya’ulhaq, sp. nov. (♂♀) and Platnickina debu …
A new species of Rhinophis Hemprich, 1820 (Squamata, Uropeltidae) from Siruvani Hills, Western Ghats, India
We describe a new species of uropeltid snake of the genus Rhinophis based on a series of three specimens collected from the Siruvani Hills, which is part of the Central Western Gh…
Gordius nixus sp. nov.: first report of a horsehair worm (Gordiida, Nematomorpha) from snow in Pakistan
Gordius nixus sp. nov. is described as a new species from Pakistan. It is the first record of a gordiid nematomorph from Pakistan. It was found on snow, which is unusual for nemat…
Chillcottomyia Saigusa new to Europe (Diptera, Empidoidea, Hybotidae)
A new species of Chillcottomyia Saigusa, 1986 is described from Portugal, C. ovaticornis sp. nov. This species represents the first record of Chillcottomyia from Europe.
Over the top: Three new species of terrestrial breeding frogs (Anura, Terrarana, Pristimantis) from the highlands of th…
We describe three new species of Pristimantis frogs from northwestern Peru on the basis of morphological and genetic differences. Pristimantis chinguelas sp. nov. is similar in ap…
A new species of Hoplias malabaricus species complex (Characiformes, Erythrinidae) from Northeastern Brazil
A new species of Hoplias malabaricus species complex is herein described from the Munim River Basin, Maranhão state, Northeastern of Brazil. Hoplias cazumba differs from its conge…
New sightings reveal establishment and spread of the allochthonous mantid Ameles spallanzania Rossi, 1792 in Hungary (I…
Biological invasions driven by climate change are one of the major challenges of today’s native ecosystems. One species that undergoes such a phenomenon is Ameles spallanzania Ros…
A new species and the phylogenetic placement of the Neotropical genus Gephyrellula Strand, 1932 (Araneae, Philodromidae)
Gephyrellula Strand, 1932 is a genus of small flat pale spiders from the running crab spider family Philodromidae, which currently includes the type-species Gephyrellula violacea …
Protosiphonorhinus patrickmuelleri gen. et sp. nov., the first fossil member of the sucking millipede family Siphonorhi…
Millipedes (Diplopoda) are an abundant group of fossilized terrestrial arthropods throughout the Palaeozoic Era. However, there is a gap in the Mesozoic Period with only slightly …
An annotated catalog of Annelida types at the Museum of Nature Hamburg, Zoology. Part I: Annelida: Errantia: Aciculata:…
We present Part I of an annotated catalog of types in the Annelida collection of the Museum of Nature Hamburg, Leibniz Institute for the Analysis of Biodiversity Change. Part I in…
Revision of the Trichoclinocera systenognatha species subgroup from eastern Asia (Diptera, Empididae, Clinocerinae)
The Trichoclinocera systenognatha species subgroup from eastern Asia is newly recognized on the basis of the long triangular projection from the ventral margin of the labellum and…
On a new haematophagous species of the genus Leptoconops (Holoconops) Kieffer (Diptera, Ceratopogonidae) from the coast…
Leptoconops (Holoconops) beccus sp. nov. is described from India after molecular and morphological data. Both sexes of the new species were fetched from Digha, the coastal region …
Systematics of the Dendropsophus leucophyllatus species group (Anura, Hylidae) from the Chocó region of Ecuador, with d…
The Dendropsophus leucophyllatus group is composed by 19 species distributed from Central America to the Atlantic Forest of Brazil. Only one species is known from the Chocó region…
The first DNA-supported record of Platicrista angustata (Eutardigrada, Hypsibiidae) from Germany and reply to Scheirer …
The recent paper of Gąsiorek et al. (2024a), containing integrative redescriptions of several taxonomically important hypsibiid species, provided necessary discriminative criteria…
Little neighbours in Hamburg: free-living aquatic flatworms (Platyhelminthes)
Free-living flatworms, also known as turbellarians, are abundant and key components of aquatic habitats. They play vital roles in food webs and contribute to ecosystem health. How…
Reidentification of a 19th century specimen reveals the first record of Amphisbaena hogei Vanzolini, 1950 (Squamata, Am…
For almost 60 years, a specimen of Amphisbaena collected in the 19th century by the Danish zoologist Johannes Theodor Reinhardt in southeastern Brazil has been identified as Amphi…
A new species of Harmonicon F. O. Pickard-Cambridge, 1896, from central-west Brazil and redescription of H. rufescens F…
A new species of Harmonicon F. O. Pickard-Cambridge, 1896, is described from the Cerrado biome in Central-West Brazil, representing the first non-Amazonian and the southernmost re…
Integrative taxonomy revealed a new species of Lefua (Teleostei, Nemacheilidae) from Fukui Prefecture, Japan
Eight-barbel loaches belonging to the genus Lefua have diverged into seven species in freshwaters of East Asia. Recent studies have discovered a new population in the Kuzuryu Rive…
Top mountain areas of subtropical southern Brazil sheltering four new small-ranged catfishes (Siluriformes, Trichomycte…
Mountainous regions typically host a great diversity of small-ranged species, often contributing for delineating world biodiversity hotspots. Species of trichomycterine catfishes …
A new species of yellow acorn ant discovered in Italy via integrative taxonomy (Temnothorax luteus-complex, Formicidae)
The Mediterranean, a global hotspot for rare ant species, hosts a significant representation of the global diversity of the mainly Holarctic ant genus Temnothorax. However, severa…
A treasure trove of endemics: two new species of snake-eyed skinks of the genus Panaspis Cope, 1868 (Squamata, Scincida…
Four species of the genus Panaspis – P. cabindae, P. wahlbergii, P. maculicollis and P. mocamedensis – are currently known from Angola. The analysis of recently collected specimen…
Further contributions to the taxonomy of Armillipora Quate (Diptera, Psychodidae) with the description of two additiona…
The genus Armillipora Quate is recorded for the first time in Brazil and Venezuela, based on the description of Armillipora bifida sp. nov. Additionally, a second new species, Arm…
Description of Phelene reinschmidti from Ecuador with notes on the subfamily Lophotettiginae (Orthoptera, Tetrigidae)
Lophotettiginae Hancock, 1909, endemic to the Neotropics, is one of the most ill-known subfamilies of Tetrigidae. Until now, there have not been any hypothesis on its relatio…
Phylogenetic diversity of the Pristimantis anaiae species group, with a description of a new species of Pristimantis (A…
Continuous field work on mountains in the upper Pastaza watershed, showed an unexpected cryptic diversity in the recently described Pristimantis anaiae species group. Based on mol…
New species of the pseudoscorpion genus Pararoncus (Pseudoscorpiones, Syarinidae) from Korea
Two new species of the pseudoscorpion genus Pararoncus Chamberlin, 1938 are described from Korea. Detailed descriptions, habitus pictures, and illustrations of Pararoncus leonardi…
Application of extended depth of field 3D imagery to tackle the challenges of cryptic species: a use case in the genus …
Discovering and handling cryptic diversity among species challenges taxonomists around the world. This is particularly true for the most diverse animal class – the insects – with …
Systematic revision of the Eyelash Palm-Pitviper Bothriechis schlegelii (Serpentes, Viperidae), with the description of…
We present a taxonomic review and systematic revision of the Eyelash Palm-Pitviper Bothriechis schlegelii (Berthold, 1846) based on examination of 400 museum specimens, a phylogeo…
Two new species of the spider genus Loxosceles (Araneae, Sicariidae) from the Ecuadorian Andes
Two new species of the spider genus Loxosceles (Araneae: Sicariidae) from the Ecuadorian Andes are described: Loxosceles guayllabamba sp. nov. (male, female) and Loxosceles binfor…
A new species of Ninia (Serpentes, Colubridae) from western Ecuador and revalidation of N. schmidti
We describe a new species of Ninia Baird & Girard, 1853 endemic to the cloud forests of northwestern Ecuador. The new species has previously been confused with N. atrata (Hallowel…
Freshwater pulmonate snails and their potential role as trematode intermediate host in a cercarial dermatitis outbreak…
This study aimed to investigate the pulmonate snail species in the vicinity of the cercarial dermatitis outbreak area in southern Thailand. In 2020, an outbreak of cercarial derma…
Venomius, a new monotypic genus of Australian orb-weaving spiders (Araneae, Araneidae)
A new monotypic Australian genus in the orb-weaving spider family Araneidae Clerck, 1757 is described, Venomius gen. nov., with V. tomhardyi sp. nov. as type species. Somatically,…