Type host: Vespertilio murinus Linnaeus, 1758, Frosted bat.

Other hosts: None reported to date.

Type locality: ASIA: Russia, Nakhichevanskoi.

Geographic distribution: ASIA: Russia.

Description of oocyst: Oocyst shape: ellipsoidal (original line drawing, but measurements indicate subspheroidal; number of walls: 1; wall thickness: of uniform thickness, ~1.0; wall characteristics: smooth, colorless; L x W: 25.0 x 22.5 (20-30 x 16-26); L/W ratio: 1.1; M: absent; OR: absent; PG: 1. Distinctive features of oocyst: thin, smooth single-layered wall, lack of OR.

Description of sporocysts and sporozoites: Sporocyst shape: ellipsoidal; L x W: 11.0 x 8.0 (8-14 x 6-10); L/W ratio: 1.4; SB: absent; SSB: absent; PSB: absent; SR: present; SR characteristics: a few scattered granules between SP (line drawing); SP: small, pear- or bean-shaped, usually at ends of sporocyst and lacking RB (line drawing). Distinctive features of sporocyst: ellipsoidal shape without SB and with small bean-shaped SP.

Prevalence: 1/1 (100%).

Sporulation: Unknown.

Prepatent and patent periods: Unknown.

Site of infection: Unknown. Oocysts recovered from intestinal contents.

Materials deposited: None.

Remarks: This species has not been recorded since it original description.

References: Musaev (1967).