Results 41 to 50 of about 156 (104)

Hidden Diversity of Cave Millipedes From Mainland Southeast Asia Revealed by Species Delimitation and Phylogenetic Analysis, With a Description of a New Genus (Spirostreptida: Cambalopsidae)

open access: yesJournal of Zoological Systematics and Evolutionary Research, Volume 2026, Issue 1, 2026.
Southeast Asia’s karst landscapes host a remarkable yet understudied diversity of cave‐dwelling fauna, where morphological conservatism often masks true species boundaries. Using an integrative taxonomic framework, we investigated the systematics of the millipede family Cambalopsidae Cook, 1895 inhabiting caves across Thailand, Laos, Myanmar, and ...
Teerapong Seesamut   +5 more
wiley   +1 more source

Evolutionary history of Middle American Rhamdia (Siluriformes: Heptapteridae) inferred from comparative mitogenomic data: Insights on historical biogeography and cave colonization in the group

open access: yesJournal of Systematics and Evolution, Volume 63, Issue 6, Page 1501-1518, November 2025.
Investigating the systematics and biogeography of Neotropical catfishes of the genus Rhamdia refined phylogenetic hypotheses, including deep paraphyly of Rhamdia laticauda, supported northward dispersal catalyzed by emergence of the Panamanian Isthmus and imply that cave colonization is widespread, convergent, and recent, with established cave‐dwelling
Jairo Arroyave   +6 more
wiley   +1 more source

Light in the Darkness: Responses to Light and Diel Activity Rhythm in an Eyeless Cave Flatworm (Dendrocoelum italicum)

open access: yesEcology and Evolution, Volume 15, Issue 6, June 2025.
Loss of non‐functional and costly structures associated with surface conditions is favoured during adaptation to cave environment. We show that eyeless cave flatworms express photophobic responses to light stimuli and retain diel rhythmicity in activity patterns.
Benedetta Barzaghi   +4 more
wiley   +1 more source

Substygophily in Dinaric Karst: A Model Case of Locally Endemic Minnows Phoxinellus (Leuciscinae)

open access: yesEcology and Evolution, Volume 14, Issue 12, December 2024.
Phoxinellus minnows have adapted to the highly variable water conditions of karst poljes, ranging from floods to draughts within shorter (seasonal, annual) and longer (decadal) periods. In this study, based on the analysis of their morphological characters and their presence (or absence) in caves, they were classified more precisely, with P. dalmaticus
Anja Palandačić   +7 more
wiley   +1 more source

Three new species of Loxosceles Heinecken & Lowe, 1832 (Araneae, Sicariidae) from Brazilian caves

open access: yesEuropean Journal of Taxonomy
Three new species of recluse spiders are described from Brazilian caves with both males and females. Loxosceles boqueirao Bertani & Gallão sp. nov. is found in the State of Bahia, in the Serra do Ramalho karst area, it belongs to the rufescens species ...
Rogério Bertani   +3 more
doaj   +1 more source

From darkness to twilight: Morphological divergence between cave and surface‐subterranean ecotone Niphargus species

open access: yesEcology and Evolution, Volume 14, Issue 8, August 2024.
The genus Niphargus comprises species primarily dwelling in the subterranean environment, but some of them colonised surface‐subterranean ecotones. Comparing 13 morphological traits of cave‐ and ecotone‐dwelling species, we found strong habitat‐related divergence that also includes the extent of sexual dimorphism in certain cases.
Anna Biró   +5 more
wiley   +1 more source

On the enigmatic troglobitic scorpion Troglorhopalurus translucidus: distribution, description of adult females, life history and comments on Rhopalurus lacrau (Scorpiones: Buthidae)

open access: yes, 2016
We describe for the first time the adult female of the troglobitic scorpion Troglorhopalurus translucidus Lourenço Baptista & Giupponi, 2004, and broaden its known distribution to other sandstone caves at Chapada Diamantina's region.
Jonas Eduardo Gallão (12681594)   +1 more
core   +1 more source

Spatial genetic structure of Dinaric cave-dwelling spiders

open access: yes, 2022
Caves put strong constraints on organisms living there, which results in acquisition of variety of troglomorphic traits, most obvious ones being depigmentation and degradation of visual system (Christiansen 2012). Cave habitats are considered fragmented,
Gauthier,Jérémy   +11 more
core   +1 more source

Pandora is on Earth: new species of Eukoenenia (Palpigradi) emerging at risk of extinction

open access: yes, 2018
In 2008 the change to the Brazilian legislation regarding the use of natural caves has caused an increase in the number of studies on environmental impacts involving caves.
Maysa F. V. R. Souza   +1 more
core   +1 more source

A new species of cave catfish, genus Trichomycterus (Siluriformes: Trichomycteridae), from the Magdalena River system, Cordillera Oriental, Colombia

open access: yes, 2018
A new species of troglomorphic catfish is described from de Gedania Cave, located in the middle Suárez River drainage, Magdalena River system, Colombia.
Castellanos-Morales, César A.
core   +1 more source

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