Descriptions of two new species of the genus Tachygonetria Wedl, 1862 (Nematoda, Pharyngodonidae) and redescriptions of five species parasites of Palaearctic Testudinidae Author Bouamer, Salah Author Morand, Serge Centre de Biologie et de Gestion des Populations, Campus international de Baillarguet, CS 30 016, F- 34988 Montferrier-sur-Lez cedex (France) bouamer @ ensam. inra. fr. text Zoosystema 2005 27 2 193 209 journal article 10.5281/zenodo.5758001 1638-9387 5758001 Tachygonetria longicollis ( Schneider, 1866 ) ( Fig. 2 ) References and synonymes: see Petter 1966 . HOST. — Testudo graeca Linnaeus, 1758 . SITE OF INFECTION. — Large intestine. MATERIAL EXAMINED. — Morocco . Settat, 7°45’30”W , 32°30’45”N , 22.VII.1999 , S. Bouamer, 4, 4 ( MNHN 224HG). REDESCRIPTION General Medium-sized body, males smaller than females. Cuticle of cephalic end without any prominent formation. Cephalic sense organs formed by the outer ring of four sub-lateral papillae, an inner ring of papillae not observed; large, sessile and slightly external amphids. Short buccal cavity, armed with three teeth. Long and narrow oesophagus. Female ( Fig. 2A, D ) Triangular oral opening with two cycles of lips the external cycle formed by three transparent and short lips; each lip presents a light cut in the middle on its internal side; the second cycle formed by three transparent lips, broader than the lips of the external cycle. Short and robust tail. Measurement of females based on four specimens : length 4.414 (4.100-4.440) mm, with maximal width 490 (415-500). Nerve ring 236 (218-240) from anterior end. Excretory pore 1.700 ( 1.571 -1.770 ) from anterior end.