Pseudoploesoma
Pseudoploesoma Myers, 1938
ref. ID; 1663
Lorica composed of one rigid piece, body not laterally compressed. Surface of lorica marked with ridges. Corona without frontal palps but with two unique juxta-buccal protuberances. Foot composed of two telescoping segments and emerging from an oval opening in the lorica. Mastax virgate but not adapted for prehension. In acid waters. (ref. ID; 1663)
ref. ID; 1923
Corona with large prominences lateral to mouth. Anterior dorsal margin of lorica notched permitting emergence of antenna. Lorica marked with small areolations and several light ridges but not grooves. (ref. ID; 1923)
- Pseudoploesoma formosa (Myers, 1938) (ref. ID; 1345)
Syn; Ploesoma formosum Myers, 1934 (ref. ID; 1345); Pseudoploesoma formosa (Myers, 1938) (ref. ID; 1345)
- Pseudoploesoma formosum (Myers) (ref. ID; 1663, 1923)
- Pseudoploesoma greeni Koste (ref. ID; 1448)
Descriptions
Characters of this species are the structure of the asymmetrical mastax and the presence of a cephalic palp and of a tubercle on the toes. (ref. ID; 1448)
Measurements
Body length 260-360; lorica height 170-240 µm. (ref. ID; 1448)