Neoheligmonella lamaensis, Diouf & Daouda & Durette-Desset, 2005

Diouf, Malick, Daouda, Is-Haquou & Durette-Desset, Marie-Claude, 2005, Two new species of Nippostrongylinae (Nematoda, Trichostrongylina, Heligmonellidae), coparasites of Mastomys natalensis (Muridae, Murinae) from Benin, Zoosystema 27 (1), pp. 27-35 : 32

Neoheligmonella lamaensis n. sp. ( Fig. 2 )

TYPE MATERIAL. — Holotype, allotype, 15. VI.2001, I. A. H. Daouda coll. ( MNHN 668 KQc) . Paratypes: 15. VI.2001, I. A. H. Daouda coll., 10, 10 ( MNHN 668 KQd) ; 24, 39 ( ZIT / IFAN O2 I), coparasites of Heligmonina kotoensis n. sp .

ETYMOLOGY. — After la Lama: the name of the forest where the rodents were captured.

GEOGRAPHICAL ORIGIN. — Koto, Republic of Benin.

HOST. — Mastomys natalensis (Smith, 1834) ( Muridae , Murinae).

SITE. — Small intestine (SI 1-SI 2).

DESCRIPTION

Small nematodes with body uncoiled or slightly coiled along ventral side. Excretory pore within posterior third of oesophagus. Deirids posterior to excretory pore, just anterior to oesophagointestinal junction ( Fig. 2A ). Vestibule twice as long as sphincter. Very short uterus less than 30% of body length.

Synlophe (studied in one male and one female paratypes)

Figures

FIG. 2. — Neoheligmonella lamaensis n. sp.; A, male, anterior extremity, ventral view; B, C, transverse sections at mid-body; B, male; C, female; D, female, posterior extremity, left lateral view; E, male, caudal bursa, ventral view; F, female, posterior extremity, disappearance of the ridges, right lateral view; G, female, transverse section anterior to vulvar opening; H, female, posterior extremity, disappearance of the ridges, left lateral view. Abbreviations: r, right; v, ventral side.