Revision of the genera of Heligmonellidae (Nematoda, Heligmosomoidea), parasitic in Muridae from New Guinea Author Durette-Desset, Marie-Claude Institut de Systématique, Évolution, Biodiversité (ISYEB), Muséum National d’Histoire Naturelle, CNRS, Sorbonne Université, Author Digiani, María Celina CONICET-Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina & División Zoología Invertebrados, Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata, text Parasite 2023 Paris, France 2023-12-20 30 63 1 34 http://dx.doi.org/10.1051/parasite/2023058 journal article 10.1051/parasite/2023058 1776-1042 PMC10732140 38117273 12628842 DC25665A-E218-496B-974E-B813F69395E5 3.2 Genus MAWSONEMA Smales & Heinrich, 2010 ( Fig. 2 ) Type and sole species: Mawsonema mokwanense Smales & Heinrich, 2010 . Hosts: Muridae , Murinae , Hydromyini ( Rodentia ). Host site: small intestine. Distribution: New Guinea . Original diagnosis: Nippostrongylinae . Synlophe well developed, with 15 continuous longitudinal pointed ridges: anterior body with axis of orientation of ridges sub frontal in anterior, lacking orientation in mid and hind body. Bursa asymmetric, left lobe largest. Pattern of bursal rays 2-3. Dorsal ray divided distal to level of branching of rays 8 from dorsal trunk. Parasites of hydromyine murids [ 45 ].