A REVIEW OF THE GENUS ENCHODELUS THORNE, 1939 WITH DESCRIPTIONS - OF SPECIES FROM INDIA Author MAQSOOD AHMAD Section of Nematology, Department of Zoology, Aligarh Muslim University, Aligarh, India Author M. SHAMIM JAIRAJPURI Section of Nematology, Department of Zoology, Aligarh Muslim University, Aligarh, India text Records of the Zoological Survey of India 1980 1980-01-01 15 1 42 journal article 10.5281/zenodo.8145041 a130b034-7d5d-420a-95cb-b366326a0f34 8145041 SUBGENUS ENCHODELUS (THORNE, 1939) N. RANK Diagnosis Enchodelus . Body length 1 1 -2.5 mm. Lip region slightly or distinctly set off by a depression. Odontostyle fairly long. Odontophore with well developed and broad flanges at its base. Males with 9- 12 ventromedian supplements, uniformly spaced beginning within the range of spicule. Tail in both sexes similar, hemispherical or bluntlyconoid. Type species species Enchodelus IOGGIUS ((Enchodelus Encízodeíus)) macrodorus macroaorus ((Ge de Man, i 880) Thorne, 1939 Other species E E. altherri V Vinciguerra mcıguerra ¿ 8SL c de GC l" Francisci YanCISCI,, 1973 E. (E.) distínctus n. sp. altherri E. (E.) groenlandicus (Ditlevsen, 1927) Thorne, 1939 E. (E.) hopedoroides Altherr, 1963 E. (E.) hopedorus (Thorne, 1929) Thorne, 1939 E. (E.) microdoroides Baqri & Jairajpuri, 1974 E. (E.) vesuvianus (Cobb, 1893) Thorne, 1939 KEY TO SPECIES OF SUBGENUS ENCHODELUS 1. Body length 2.5 mm groelandicus Body length under 2.0 mm 2 2. Lip region slightly set off from body 4 Lip region distinctly set off from body 3 3. Lips angular; vulva pre-equatorial (V = 46-48) hopedoroides Lips hemispheroidal; vulva post-equatorial (V = 53) distinctus n. sp. 4. Odontostyle less than 2 head-widths long; tail without saccate bodies 5 Odontostyle 2 head-widths or more long; tail with saccate bodies 6 5. Body length 1.1 mm; odontophore about 2 times odontostyle length vesuvianUs Body length 1.5-1.6 mm; odontophore about 1.2 times odontostyle length macrodorus 6. Odontostyle 3 head-widths long microdoroides Odontostyle 2 pead-widths long 7 7. Body length 1.1 -1.3 mm; tail with 3-8 pairs of saccate bodies altherr; Body length 1.4 mm; tail with 10-1 S pairs of saccate bodies hopedorus