Neoheligmonella

Durette-Desset, Marie-Claude & Digiani, Maria Celina, 2010, Taxonomic revision of the type specimens of Ethiopian Nippostrongylinae (Nematoda) deposited at the Natural History Museum of London, Zootaxa 2494, pp. 1-28 : 17-18

3) Neoheligmonella sp. 3

( Table 5, Figures 25–27 )

Material: seven males (slides 86, 88, 89, 91, 93, 95, 96), five females (slides 85, 87, 90, 92, 94). Hosts: Lemniscomys striatus n° 57, nº 80, nº 286, nº 477 ( Table 5). Site: Small intestine.

Localities: Adu, Oyo ( Nigeria).

Host - Locality Slide Specimens Baylis’ identification Present identification

G. (T.) kempi n° 76 Female 1 He. impudica Ne. impudica

N° 387 - Kano

G. (T.) kempi n° 77 Male 1** He. impudica Ne. impudica

N° 404 - Ibadan Male 2* He. impudica Ne. impudica

Type host for Heligmonella Male 3** He. impudica Ne. impudica

impudica Female 1** He. impudica Ne. impudica

G. (T.) kempi n° 78 Male 1 He. impudica Ne. impudica

N° 455 - Kano Male 2 He. impudica Ne. impudica Male 3 He. impudica Ne. impudica Male 4 He. impudica Ne. impudica n° 79 Female 1 He. impudica Ne. impudica Female 2 He. impudica Ne. impudica Female 3 He. impudica Ne. impudica

G. (T.) kempi n° 80 Female 1 He. impudica Ne. impudica

N° 467 - Kano Female 2 He. impudica Ne. impudica Female 3 He. impudica Ne. impudica Host - Locality Slide Specimens Baylis’ identification Present identification Arvicanthis rufinus n° 101 Male 1 He. impudica Neoheligmonella sp. 2 N° 445 - Ibadan Male 2 He. impudica Neoheligmonella sp. 2

Female 1 He. impudica unidentifiable Arvicanthis rufinus n° 98 Male 1 He. impudica Ne. impudica (syn A. mordax ) Male 2 He. impudica Ne. impudica

Male 3 He. impudica Ne. impudica N° 505 - Kano Female 1 He. impudica Ne. impudica

n° 99 Male 1 He. impudica Ne. impudica

Male 2 He. impudica Ne. impudica

Female 1 He. impudica Ne. impudica Arvicanthis rufinus n° 100 Female 1 He. impudica Ne. impudica (syn A. mordax ) Female 2 He. impudica Ne. impudica N° 508 - Kano Female 3 He. impudica Ne. impudica

Males: 3.6–5.7 mm long and 75–110 wide at mid-body. Cephalic vesicle (n=5) 40–60 long and 30–35 wide. Nerve ring (n=5) and excretory pore (n= 2) situated 120–180 and 160, 190 from apex, respectively. Oesophagus 355–445 long ( Figure 25 ). Caudal bursa sub-symmetrical of type 2-3 ( Figure 26 , A, B). Spicules (n=5) thin, 260–400 long, ending in one sharp tip. SpL/BL: 6.2–7.0%. Gubernaculum (n=1) 35 long and 23 wide.

Females: 4.6–9.4 mm long and 110–125 wide. Cephalic vesicle (n= 2) 70, 72 long and 50, 55 wide. Oesophagus (n=2) 350, 470 long. Vulvar opening (n=2) situated 160, 200 from posterior end. Vagina vera (n=1) 40 long, vestibule (n=1) 150 long, uterus 550–1,200 long with 15– 32 eggs, 60–70 long and 35–50 wide. UtL/BL 12.8–18.5%. Tail (n=3) 60–75 long with sharp extremity ( Figure 27 ).

Figures

FIGURES 25 – 28. Figures 25 – 27. Neoheligmonella sp. 3. 25, male, anterior extremity, left lateral view. 26, caudal bursa, A, right lobe, right laterodorsal view, B, left lobe, ventral view, through right lobe. Figure 28. Neoheligmonella sp. 4. Male, caudal bursa, right laterodorsal view.