Eimeria coucangi Patnaik and Acharjyo, 1970.
Type host: Nycticebus coucang (Boddaert,
1785), Slow loris.
Other hosts: None reported to date.
Type locality: ASIA: India, Assam, Barang, Nandan
Geographic distribution: ASIA: India, Assam,
Barang, Nandan Kanan Zoo.
Description of oocyst: Oocyst shape: ellipsoid;
number of walls: 1 (in line
drawing); wall thickness: "thin"; wall characteristics: smooth, colorless; L x W: 21
x 17 (18-24 x 15-21); L/W ratio: 1.2; M: absent; OR: absent; PG: absent. Distinctive
features of oocyst: ellipsoid shape and lacking both OR and PG.
Description of sporocysts and sporozoites:
Sporocyst shape: pyriform; L x W:
8 x 5;
L/W ratio: 1.6; SB: not described, but line drawing shows 1 end of sporocyst to be
distinctly pointed; SSB: absent; PSB: absent; SR: present; SR characteristics:
granular mass in center of sporocyst; SP: ~5, linearly arranged, surrounding the
central, granular SR. Distinctive features of the sporocyst: small size, tiny SB,
central, granular SR.
Prevalence: 3/3 (100%).
Sporulation: Exogenous. Oocysts sporulated within
12 days in 2% aqueous
dichromate solution at an unspecified temperature.
Prepatent and patent periods: Unknown.
Site of infection: Unknown. Oocysts recovered from
intestinal scrapings of 3 dead N. coucang.
Material deposited: None.
Remarks: This species has not been reported since
its original description from 3 animals that died at the Nandan Kanan Zoo.
Reference: Patnaik and Acharjyo (1970).