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ABSTRACT During a survey conducted in the Lajeado Reservoir of the Tocantins River, in the state of Tocantins, Brazil, dactylogyrids were recovered from the gills of Pimelodina flavipinnis. Initial morphological analysis...

ABSTRACT Cyathus berkeleyanus (Tul. & C.Tul.) Lloyd was originally collected by Charles Darwin in Rio de Janeiro, Brazil. The type material has been lost over the years, and the designation of a new type with a modern de...

Abstract Physaloptera Rudolphi, 1819 is a genus of nematodes that includes approximately 100 species parasitic in vertebrates around the world. From these, approximately 30 occur in the Neotropical region, with nine repo...

A new spider species of the genus Calommata Lucas, 1837 is described from China: C. yueluensis sp. nov. (♂♀). The male of C. hangzhica Li & Xu, 2022 is described for the first time. Detailed descriptions, pho...

Este trabalho consiste no tratamento taxonômico de Sapotaceae Juss. nas restingas do litoral paraense. Com auxilio de estereomicroscópio foram feitas as descrições morfológicas das partes vegetativas e reprodutivas....

Temnocephala axenos Monticelli, 1898 was described based on specimens from an unidentified host collected in Blumenau, Santa Catarina, Brazil. Information about type locality was imprecise and the host was later identifi...

Across the globe, individuals continue to rely on plants to meet fundamental human requirements, including sustenance, attire, housing, and healthcare. Among the diverse plant families, Solanaceae houses thousands of spe...

ABSTRACT We describe and illustrate a new species of Coccoloba (Polygonaceae), named Coccoloba gigantifolia, from the Brazilian Amazon. It resembles Coccoloba mollis Casar, but differs from the latter species by its much...

The plant species Impatiens chamchumroonii of the Balsaminaceae family was recorded for the first time in Vietnam. They are collected from Dak Lak province hill areas in 2023. The voucher specimens of this species are ho...

Field surveys and exploration studies in natural forest vegetations in the hill and the central valley areas of Manipur led to documentation of four species under four genera and four families of Angiosperms. The species...

Abstract Cruzia lauroi sp. nov. is described from Salvator merianae (Duméril & Bibron, 1839) (Squamata; Teiidae). The new species differs from all previously described species through several morphological characteristi...

The extinct odontocete Prosqualodon australis Lydekker1894 (early Miocene, Gaiman Formation, Chubut Province, Argentina) is for the first time described in-depth based on the holotype (MLP 5-8, a partial skull) and a ref...

ABSTRACT The present study consists of the floristics-taxonomic survey of Bromeliaceae and Orchidaceae on rocky outcrops located at an Atlantic Forest-Caatinga transition area in Paraíba State, northeast of Brazil, in o...

The Paranapiacaba Mountains are a region of Brazil where the stonefly fauna is relatively well known. Despite this, there are still gaps in knowledge that need to be filled. In this study, through field sampling and mole...

ABSTRACT The aim of this study was to investigate the species of conidial fungi associated with leaf litter of Cedrela odorata (Meliaceae), an endangered red cedar species typical of Amazonian terra-firme forests. Conidi...

The fungal family Cystobasidiaceae, which includes the genera Begerowomyces, Cystobasidium, Cystastrum, Halobasidium, Robertozyma, and Queiroziella, comprises species that are predominantly associated with plants in trop...

Toxocara alienata infects racoons and wild pigs in South America and its taxonomy is important to distinguish thespecies from closely related zoonotic congeners, such as T. canis. This study provides the first genetic ch...

Abstract We present the floristic study of Burseraceae in the state of Ceará, as part of the “Flora of Ceará: from Knowledge to Conservation” project. The study was based on the morphological analysis of specimens ...

ABSTRACT This study aimed to inventory the Gomphonema species community from the Lower Iguaçu River, within an area of the Parque Nacional do Iguaçu, Paraná, Brazil, providing descriptions, comments, and photomicrogra...

Abstract This research aimed to identify the species that make up the helminth fauna of Batrachoides surinamensis, a commercially important fish on Marajó Island and the Bragança region, Pará, Brazil. A total of 146 s...

Este trabajo resume las características geográficas, genéticas y de conservación de los saurios de la provincia de Santa Cruz; se presentan también comentarios acerca del estado del arte de la investigación en la p...

Los Metriorhynchidae fueron los únicos Crocodylomorpha con un estilo de vida marino pelágico. Relacionado con este estilo de vida, su peculiar plan corporal permite diferenciarlos claramente de los demás Crocodylomorp...

Este trabalho consiste no tratamento taxonômico de Mimosoideae nas restingas do litoral paraense, uma vez que estas são pouco conhecidas sob esse aspecto. Esse estudo abrangeu a análise do material proveniente de cole...

ABSTRACT A new species of Philcoxia (Plantaginaceae) from Serra do Cachimbo, eastern Amazon, Brazil, is described and discussed. Philcoxia cachimboensis sp. nov. is mainly characterized by the corolla with asymmetrically...