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Home » Taxon » Cnidaria » Hydrozoa » Hydroidolina » Leptothecata » Sertulariidae » Thyroscyphus » Thyroscyphus marginatus - (Allman, 1877)
Taxon
Thyroscyphus marginatus (Allman, 1877)
Nomenclature
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Family: SertulariidaeGenus: Thyroscyphus
Species:
Thyroscyphus marginatus (Allman, 1877)
Usage:
valid
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Synonyms: 2
SUMMARY
Hydrorhiza a simple tube, loosely wound on substrate.
Stems simple, to 1 cm long, smooth or slightly annulated, diameter Increasing distally, a distinct transverse joint just above junction with hydrorhiza. Pedicels of hydrothecae 1.95-2.7 mm long, 0.25 mm in diameter distally. Hydrothecal margin with 4 teeth, 4 valved operculum, and thickened submarginal ring. Depth of hydrotheca, 1.5 mm; diameter at margin, 0.75-1.21 mm.