Josef Hauser, Hungarian-born Brazilian father and zoologist (Sellye, Barany County, Hungary 31 January 1920 – Novo Hamburgo, Rio Grande do Sul State 10 March 2004)

Performed studies about morphology, taxonomy and regeneration of planarians and Oligochaeta

Showed the existence of Janus head in the morphology of planarians

With W.H. Santos. Janus head is really possible! Acta Biol. Leopoldensia 4(2):225-44, 1985

DESCRIBED NEW SPECIES (Turbellaria)

Dugesia ururiograndeana 1992 with Leon and Kawakatsu

Geoplana sp. 2000 with Leal-Zanchet & Fick 

Girardia anderlani 1983 with Kawakatsu

3 Pasipha spp. 2000 with Leal-Zanchet & Seitenfus

METHODS

A technique for histological processing without the use of xylene in Ausschaltung des Xylols in der histologischen Technik. Mikroskopie 7(5-6):208-11, 1952

Hauser method for fixation and mounting of invertebrates (1953)

With B. Radtke. Método de preparação total para estudo da morfologia de oligoquetas terrestres. Pesquisas Zool. Inst. Anchietano Pesquisas 16, 1965

Hauser trichromic staining

INVENTIONS

Stereo microscope stand enabling free movement, preventing the movement of the sample container  

Stereo microscope adaptation with Minox camera attachment for photographing histological sections

Two versions of the “inverted magnifier” for ventral observation of planarians

System for photographing animals and their motion speeds

HONORS

Hausera Leal-Zanchet, Souza & Ferreira 2014 (Turbellaria)

LINKS

https://rbhciencia.emnuvens.com.br/revista/article/view/764/618 (in Portuguese)