João Ferreira Teixeira de Freitas, Brazilian helminthologist (Rio de Janeiro 15 March 1912 - 10 April 1970)
Described at least 8 orders and 10 families
DESCRIBED HELMINTH GENERA
Nematoda
Avellaria 1934 with Freitas
Batracholandros 1965 with Ibañez
Brevigraphidium 1960 with Machado de Mendonça
Brevithominx 1964 with Travassos & Machado de Mendonça
Caenostrongylus 1938 with Lent
Capillostrongyloides 1935 with Lent
Chabaudgolvania 1958
Didactylurus 1960 with Dobbin
Gongylonemoides 1937
Graphidiops 1938
Heligmoskrjabinia 1937 with Lent
Helminthoxys 1937 with Lent & Almeida
Heterakoides 1956
Inglisakis 1969 with Vicente & Santos
Lutznema 1934 with Lent
Mariostrongylus 1967 with Franco
Migonella 1946 with Freitas & Proença
Moaciria 1956
Molinema 1939 with Lent
Nicanoria 1970 with Vicente & Pinto
Orthothominx 1960 with Silva
Oswaldostrongylus 1934 with Lent
Paradeletrocephalus 1947 with Lent
Paragraphidium 1960 with Mendonça
Paramidostomum 1950 with Mendonça
Pareterakis 1956
Parhadjelia 1939 with Lent
Pearsonema 1960 with Mendonça
Piratuba 1941 with Lent
Preterakis 1956
Pseudaspidoderina 1956
Pseudaspidoderoides 1956
Pteroxyascaris 1958
Raillietakis 1956
Ruschiella 1967
Salobrella 1941
Schrankiella 1959
Splendidofilaroides 1968 with Ibañez
Stilestrongylus 1937 with Lent & Almeida
Subulascaris 1957 with Dobbin
Trichotravassosia 1938 with Lent
Vaznema 1948 with Lent
Trematoda
Acanthocollaritrema 1965 with Travassos & Burnheim
Acanthocolpoides 1965 with Travassos & Burnheim 1965
Amarocotyle 1965 with Travassos & Burnheim
Caimanicola 1938 with Lent
Catarinatrema 1971 with Santos
Cathaemasioides 1941
Chalcinotrema 1947
Dollfustravassosius 1967 with Kohn
Halltrema 1939 with Lent
Ignavia 1948
Mabiarama 1967 with Kohn
Maxtrema 1969 with Travassos & Kohn
Metacetabulum 1938 with Lent
Paralecithobotrys 1948
Prionosomoides 1967 with Dobbin
Pulchrosomoides 1937 with Lent
Cestoda
Gessyella 1959
Pseudocapillaria 1959
Pterothominx 1959
Ritaklossia 1959
Digenea
Edcaballerotrema 1960
Maicuru 1960
Paratanaisia 1959
Species
Described at least 197 new helminth species
HONORS (Nematoda)
Freitasia Barus & Garrido 1968
Freitascaris Sprent 1983
Freitascapillaria Moravec 1982
Freitasoxyascaris Correa Gomes & Silva Motta 1967
Freitastrongylus Gonçalves, Pinto & Durette-Desset 2007
Trichofreitasia Sutton & Durette-Desset 1991