Description of n. sp. (Digenea: Haploporidae) from characid fishes in the Iguazu River Basin based on morphological and molecular evidence.

Here we describe a new species of the genus found parasitizing Garavello & Sampaio, (Garavello and Sampaio) and Casciotta, Almirón & Azpelicueta from the Iguazu National Park, Misiones province, Argentina. n. sp.

How many species of genus Lernaeopoda Blainville, 1822 (Siphonostomatoida: Lernaeopodidae) are there in the southwestern Atlantic?

The family Lernaeopodidae includes 14 genera parasitizing elasmobranchs. Fourteen species of this family have been cited from Argentina, four of which were found on chondrichthyans. Schroederichthys bivius Mller and Henle and Galeorhinus galeus (Linnaeus) from Argentina harbored parasitic copepods of the genus Lernaeopoda.

Stevia as a natural additive on gut health and cecal microbiota in broilers.

Stevia mash (SM), leaves of Stevia rebaudiana Bertoni plant, is an additive used in poultry that enhances growth and health. Objective: to determine the effect of 1 % SM on productive parameters, gut health, and the cecal microbiome in broilers between the first 15 and 21 days old. One hundred sixty male, 1-day-old broilers (48.

Metacercariae in the brain of cf. (Characiformes: Erythrinidae) from Iguazú National Park (Argentina): do they belong to (Digenea, Diplostomidae)?

In Argentina, the family Diplostomidae is composed of eight genera: Szidat & Nani; von Nordmann; Dubois; Lutz; Railliet; Dubois; Dubois; and Diesing. During a parasitological survey of fishes from the Iguazú National Park we detected diplostomid metacercariae in the brain of cf. .