Figure 20 from: Cairns S, Lindner A (2011) A Revision of the Stylasteridae (Cnidaria, Hydrozoa, Filifera) from Alaska and Adjacent Waters. ZooKeys 158: 1-88. https://doi.org/10.3897/zookeys.158.1910

Figure 20 - Stylaster trachystomus, A–L holotype, USNM 43265, M male paratype, USNM 76811: A stereo view of a cyclosystem showing internal decurrent ridges within gastropore B a cyclosystem C a damaged cyclosystem showing decurrent ridges D stereo view of longitudinal section of a cyclosystem and so...

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Bibliographic Details
Main Authors: Cairns, Stephen, Lindner, Alberto
Format: Other/Unknown Material
Language:unknown
Published: 2011
Subjects:
Animalia
Cnidaria
Hydrozoa
Anthoathecata
Stylasteridae
Stylaster
Stylaster trachystomus
Aleutian Islands
Alaska
British Columbia
Errinopora
Online Access:https://zenodo.org/record/924703
https://doi.org/10.3897/zookeys.158.1910.figure20
Description
Summary:Figure 20 - Stylaster trachystomus, A–L holotype, USNM 43265, M male paratype, USNM 76811: A stereo view of a cyclosystem showing internal decurrent ridges within gastropore B a cyclosystem C a damaged cyclosystem showing decurrent ridges D stereo view of longitudinal section of a cyclosystem and some female ampullae E a gastrostyle and ring palisade F porous pseudosepta G stereo view of ridged coenosteum and a small female ampulla H branch segment I coenosteal texture J rudimentary dactylostyle K–L clusters of female ampullae M male ampullae.

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