The genus Macdonaldius was established by Khanna (1933) for the type species Macdonaldius seetae Khanna 1933, which was collected from the portal vein of the colubrid snake, Coluber melanoleucus.
Macdonaldius is quite similar in its morphological characteristics between species and exhibits considerable intraspecific variation.
Of the Macdonaldius species which infect snakes (including M.
Nouvelle filaire parasite des arteres de pythons: Macdonaldius oschei n.
Nouvelle filaire parasite des arteres de l'Heloderma suspectum Cope: Macdonaldius andersoni n.
Neubeschreibung einer filarie, Macdonaldius pflugfelderi n.
Macdonaldius seetae Khanna, 1933 in captive snakes.
For the helminths attaining maturity in Sceloporus jarrovii, 247 (68%) lizards were infected with Spauligodon giganticus, 97 (27%) with Physaloptera retusa, 38 (11%) with Strongyluris similis, 18 (5%) with Oochoristica scelopori, eight (2%) with Macdonaldius grassi, six (2%) with Skrjabinoptera phrynosoma, six (2%) with Thubunaea intestinalis, three (1%) with Abbreviata terrapenis, one ([less than]1%) with Thubunaea iguanae and one ([less than]1%) with Piratuba prolifica.
The intermediate hosts of Macdonaldius grassi and Piratuba prolifica, superfamily Filarioidea, are believed to be ticks (Smith, 1910; Frank, 1964).
Macdonaldius grassi from central Mexico has been found in Sceloporus torquatus (Baker, 1987); Piratuba prolifica from southern Mexico and Arizona in two species of Sceloporus (Goldberg et al.
Die entwicklung von Macdonaldius oschei Chabaud et Frank 1961 (Filarioidea, Onchocercidae) in der Lederzecke Ornithodoros talaje Guerin-Meneville (Ixodoidea, Argasidae).
85040; Macdonaldius grassi 85041; Physaloptera retusa 85042; Physocephalus sp.