Protozoa Guide review

Paraclathrostoma

genus / PENICULIDA Faure-Fremiet / CLATHROSTOMATIDAE

Description

No dorsal striated suture; body not twisted; no postoral kineties; left oral infraciliature as one field of kinetosomal files (Fig . 9) . 1985) Oral detail. (from Dragesco , 1970) 1961) B. Oral detail of Paraclathrostoma gigas. (from Dragesco , 1996) SUBORDER PARAMECIINA Jankowski in Small and Lynn, 1985 With deep oral cavity , and preoral groove covered by somatic kineties ; left oral polykinetids mainly anterior to cytostome ; right oral polykinetid reduced, confined to right, near margin of oral cavity ; three families. b 9 (i> t;? 1. Body short, cylindrical ; somatic cilia as distinct girdle, and a distinct tuft at posterior. ... ........ .... . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . .. . . . . . . 1'. Body elongated ovate , rounded and/or pointed at either or both ends .... ... ... ... ......... ... ... ... .............. 2 2. Large , usually >200 1-Jm long or more ; preoral groove much expanded , covered by transverse paratenes, especially on carn ivorous ..... . ..... ..... ..... .. .. Neobursaridiidae 2' . Medium-sized , usually <200 1-Jm long, but preoral groove not so much expanded .......... ... .... . . . . . . . . . .. . .. . .. . .. . . . . . . . . . . .. . .. . .. . .. . . . . . .

Type species

Figures

Figure 9
Fig. 9
A. Paraclathrostoma marina. (from Roque,

Raw text

No dorsal striated suture; body not twisted; no
postoral kineties; left oral infraciliature as one
field of kinetosomal files (Fig . 9) .
1985)
Oral detail. (from Dragesco , 1970)
1961) B. Oral detail of Paraclathrostoma gigas. (from
Dragesco , 1996)
SUBORDER PARAMECIINA Jankowski
in Small and Lynn, 1985
With deep oral cavity , and preoral groove
covered by somatic kineties ; left oral polykinetids
mainly anterior to cytostome ; right oral
polykinetid reduced, confined to right, near margin
of oral cavity ; three families.
b
9 (i> t;?
1. Body short, cylindrical ; somatic cilia as distinct
girdle, and a distinct tuft at posterior. ... ........ .... .
. . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . .. . . . . . .
1'. Body elongated ovate , rounded and/or pointed at
either or both ends .... ... ... ... ......... ... ... ... .............. 2
2. Large , usually >200 1-Jm long or more ; preoral
groove much expanded , covered by transverse
paratenes, especially on
carn ivorous ..... . ..... ..... ..... .. .. Neobursaridiidae
2' . Medium-sized , usually <200 1-Jm long, but
preoral groove not so much expanded .......... ... .... .
. . . . . . . . .. . .. . .. . .. . . . . . . . . . . .. . .. . .. . .. . . . . . .