world of amoeboid organisms

Menu
Deharvengia papuensis
Deharvengia papuensis, after Bonnet, 1979

Deharvengia papuensis  Bonnet, 1979

Diagnosis: Theca large, ovoid, very regular, colorless. Elliptical pseudostome bordered by a thick yellowish lip or rim and surmounted by a small visor formed of some siliceous plates. Test with large regularly spaced elliptical plates with clear lateral and longitudinal overlap. In general, 7 transverse rows and 6 longitudinal rows are simultaneously visible. The pseudostomal region has smaller and irregularly placed plates, on the edge bored into the lip. Plates of the visor are a little smaller than those of the body, consolidated by some small siliceous discs.

Dimensions: Length 102 µm; width 51 (n=18); large plates 22.5×13.1 µm; small discs 5-6 µm.

Ecology: Soil, Papua New Guinea.

 

 

Recent posts

Cyclopyxis arenata

Cyclopyxis arenata – after Boltovskoy and Lena, 1966 Cyclopyxis arenata (Cushman, 1930) Boltovskoy, 1956 Basionym: Pseudarcella arenata Cushman, 1930 Diagnosis: Hemispherical shell. Convex dorsal side,

Read More »

Cyclopyxis overview 2

C. impressa C. impressa C. stellata C. stellata C. crucistoma C. crucistoma C. crucigenia C. crucigenia C. grospietschi C. grospietschi C. triquestrus C. triquestrus C.

Read More »

Cyclopyxis profundistoma

Cyclopyxis profundistoma – from Kufferath, 1932 Cyclopyxis profundistoma Kufferath, 1932 Diagnosis: The yellowish grey colored test is made of coarser mineral particles, which are connected

Read More »

Cyclopyxis maynei

Cyclopyxis maynei – from Kufferath, 1932 Cyclopyxis maynei Kufferath, 1932 Diagnosis: Test cylindrical, characterized by the size of the aperture, which is 87-97 μm wide

Read More »

Cyclopyxis kahli obliqua

C. kahli var. obliqua , after Decloitre, 1978 Cyclopyxis kahli var. obliqua   Decloitre, 1978 Diagnosis:  Test with all the characteristics of the type species

Read More »