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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Amphorellopsis

Amphorellopsis Kofoid & Campbell, 1929 (ref. ID; 3597)

[ref. ID; 3597]
Lorica usually elongate, consisting of a low funnel-shaped collar and a subcylindrical or fusiform bowl with a blunt or pointed end; oral margin usually entire; aboral region tapering to an aboral end, from which a number of vertical fins or ridges sometimes extend to the collar; wall single-layered except an anterior flaring part of the lorica. (ref. ID; 3597)
Type species; Amphorellopsis acuta (Schmidt) Kofoid & Campbell, 1929 (ref. ID; 3597)
  1. Amphorellopsis acuta (Schmidt, 1901) (ref. ID; 4600) or (Schmidt) Kofoid & Campbell, 1929 (ref. ID; 3597)

Amphorellopsis acuta (Schmidt, 1901) (ref. ID; 4600) or (Schmidt) Kofoid & Campbell, 1929 (ref. ID; 3597)

Descriptions

Lorica fusiform, 2.3-2.8 oral diameters in length; oral aperture circular; collar low-funnel-shaped (70-85 degrees), its nuchal smallest diameter 0.54-0.60 of an oral diameter; bowl circular in cross section below the collar, then gradually becoming triangular, posteriorly with three ridges in the aboral 0.6 of the total length; aboral end acute; wall composed of separated laminae in the anterior 0.2 of the lorica. (ref. ID; 3597)

Comments

The species differs from the other species of Amphorellopsis in having three ridges. (ref. ID; 3597)

Measurements

Length 85-108; oral diameter 33-42 um. (ref. ID; 3597)