Neoheligmonella, Durette-Desset, 1971

Digiani, MarÍa Celina & Durette-Desset, Marie-Claude, 2013, Taxonomic revision of the genus Neoheligmonella Durette-Desset, 1971 (Nematoda, Heligmonellidae) parasitic in Muridae mainly from the Ethiopian Region, Zoosystema 35 (4), pp. 479-488 : 487

KEY TO SPECIES INCERTAE SEDIS PLACED IN THE FORMER GENUS NEOHELIGMONELLA

1. SpL/BL 12-14%. Parasites of Mastomys erythroleucus from Nigeria............................... ................................................................................................ N. affinis ( Baylis, 1928)

— SpL/BL less than 12% or more than 14% .................................................................. 2

2. Bursal pattern of type 2-2-1 Parasites of Rattus rattus from Kenya................................. ................................................................................................... N. kenyae ( Yeh, 1958)

— Bursal pattern of type 2-3 tending to 2-2-1 ................................................................ 3

3. Dorsal ray medium-sized, divided within median length, rays 9 not curved, female tail thin. Parasite of Mus (Nannomys) musculoides from Nigeria............. N. gracilis ( Baylis, 1928)

— Dorsal ray long, divided within distal extremity, rays 9 curved, female tail thick ......... 4

4. SpL/BL less than 10%. Parasites of Gerbilliscus (Taterona) kempi and Arvicanthis spp. from Nigeria............................................................................... N. impudica ( Baylis, 1928)

— SpL/BL more than 20%. Parasites of Praomys tullbergi , Malacomys edwardsi and Cricetomys emini from Nigeria............................................................. N. moennigi ( Baylis, 1928)