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Alabasta longicollis
Alabasta longicollis, after Penard, 1890

Alabasta longicollis  (Penard, 1890)

Diagnosis: Test pyriform, very elongated (3 times as long as wide), transparent, very little compressed, embedded with oval or round hyaline, very small scales of the same size, with a tendency to overlap one another. Fundus rounded, test with a fairly long neck, slightly flared at the mouth; the latter slightly split on the sides. No side pores.

Dimensions: Test length 120-140 μm, width 40-45 μm.

Ecology: In Sphagnum; rare. Wiesbaden, Germany.

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