Hirsutospirellidae
| Hirsutospirellidae Temporal range: Late Triassic (Norian) | |
|---|---|
| Hirsutospirella pilosa | |
| Scientific classification | |
| Domain: | |
| (unranked): | SAR |
| (unranked): | Rhizaria |
| Phylum: | Retaria |
| Subphylum: | |
| Class: | Spirillinata |
| Order: | |
| Family: | Hirsutospirellidae Zaninetti,et al 1985 |
The Hirsutospirellidae, established for the Late Triassic genus Hirsutospirella, are a family of Foraminifera within the Involutinida that produced calcareous tests with a proloculus followed by an undivided trochospirally enrolled tubular second chamber, in which the spiral side has prominent spinelike protrusions and umbilical side has a shallow umbilical filling.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.