Species of family “Clade C” (2)

Hippocrepina indivisa

Order “"monothalamids"” > Family “Clade C” > Genus “Hippocrepina

Original description Heron-Allen, E., Earland, A., 1913, Roy. Irish Acad. Proc., 31
Description Höglund, H., 1947, Zoologiska Bidrag fran Uppsala, 26
Further reference Pawlowski, J., Holzmann, M., Berney, C., Fahrni, J., Cedhagen, T., Bowser, S.,S., 2002, J. For. Res., 32, 334-343 (123 KB)

General description

Finely agglutinated monothalamous test, colour varies from lustrous grey to rusty brown.

Representative pictures

Hippocrepina indivisa
4 specimens

Rhizammina algaeformis

Order “"monothalamids"” > Family “Clade C” > Genus “Rhizammina

Original description Brady, H., B., 1879, Quarterly Journal of the Royal Microscopical Society, new series., 19, 20-63
Revision Cartwright, N., G., Gooday, A., J., Jones, A., R., 1989, J. For. Res., 19, 115-125
Further reference Lecroq, B., Gooday, A., J., Tsuchiya, M., Pawlowski, J., 2009, Zool. J. Linn. Soc., 156, 455-464 (610 KB)
Further reference Pawlowski, J., Holzmann, M., Berney, C., Fahrni, J., Cedhagen, T., Bowser, S.,S., 2002, J. For. Res., 32, 334-343 (123 KB)

General description

The test wa11 is cornposed of a thin mucopolysaccharide layer overlain by a thicker agglutinated layer. The test lumen is occupied mainly by large accumulations of stercomata (waste pellets), alongside which runs a narrow protoplasmic strand.

Representative pictures

Rhizammina algaeformis
1 specimen