Enchodelus (Enchodelus), (THORNE, 1939)

MAQSOOD AHMAD & M. SHAMIM JAIRAJPURI, 1980, A REVIEW OF THE GENUS ENCHODELUS THORNE, 1939 WITH DESCRIPTIONS - OF SPECIES FROM INDIA, Records of the Zoological Survey of India 15, pp. 1-42 : 12-13

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. altherri Vinciguerra & de Francisci, 1973

E. (E.) distínctus n. sp.

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 i

Body length 1.4 mm; tail with 10-1 S pairs of saccate bodies hopedorus