''Fistuliphragma'' is an extinct

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of cystoporate bryozoan of the family

Fistuliporidae Fistuliporidae is an extinct family of bryozoans within the order Cystoporida. Members of this family have lived from the early Ordovician to the late Triassic The Triassic ( ) is a geologic period and system which spans 50.6 million years f ...

that lived in the

Devonian The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...

period. Its colonies could have branched or encrusting forms, with hollow tubular branches in the case of the branched form, and possessed a well-developed vesicular skeleton. Its autozooecia possessed prominent lunaria and hemiphragms. The genus is distinct from Cliotrypa and Strotopora because of the absence of gonozooecia.

References

{{Taxonbar, from=Q4172822 Prehistoric bryozoan genera Cystoporida Devonian