Cephalodella innesi Myers, 1924

Song, Min Ok, 2014, Eight new records of monogonont and bdelloid rotifers from Korea, Journal of Species Research 3 (1), pp. 53-62 : 55

3. Cephalodella innesi Myers, 1924 ( Fig. 1 G-I)

Cephalodella innesi Myers, Harring and Myers, 1924, p. 470 , figs. 26: 3-5; Nogrady and Pourriot, 1995, p. 92, Fig. 123.

Material examined. 5 specimens, brackish water, Hakikdong, Incheon-si (Gi Sik Min), 17 Oct, 2013.

Description. Body elongate, slightly compressed laterally and gibbous dorsally; head and foot clearly defined. Head about a third of body length. Corona oblique and convex without projecting lips. Integument smooth, thin and flexible; lorica plate absent. Eye spots red, double, frontal and wide apart each other. Foot about a seventh of body length, conical, and with a short tail. Toes longer than foot, slender, and tapering gradually to pointed tips; ratio of total body length / toe length about 4.5. Trophi virgate type; manubria long and crutched.

Body length 138-144 μm. Toe length 24-25 μm. Trophi length 43 μm. Fulcrum length 29 μm.

Distribution. USA, Spain, Thailand, Tibet, Korea.

Remarks. This species has been reported from Balearic archipelago, Spain ( De Manuel et al., 1992), Thailand ( Chittapun et al., 1999), Tibet (reviewed in Zhuge et al., 1998) since its original description from USA by Myers (Haring and Myers, 1924).

Figures

Fig. 1. Encentrum incisum Wulfert, 1936. A. lateral view. B. ventral view. C. trophi, ventral view. Encentrum uncinatum (Milne, 1886). D. ventral view. E. lateral view. F. trophi, ventral view. Cephalodella innesi Myers, 1924. G. ventral view. H. lateral view. I. trophi, ventral view(Scales: A, B, D, E=50μm; C, F=10μm; G-I=20 μm).