Bryozoans |
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Page 33
John Stanley Ryland. transverse parietal muscle tentacles operculum gymnocyst retractor supraneural pore ganglion ... transverse parietal muscle C B testis Ovary funiculus lateral pore coelom transverse pore chamber uniporous septum ...
John Stanley Ryland. transverse parietal muscle tentacles operculum gymnocyst retractor supraneural pore ganglion ... transverse parietal muscle C B testis Ovary funiculus lateral pore coelom transverse pore chamber uniporous septum ...
Page 36
John Stanley Ryland. called the hypostegal coelom , immediately underlies the frontal membrane , while the principal chamber is below the cryptocyst . The proximal transverse parietal muscles appear to have been lost . The more distal ...
John Stanley Ryland. called the hypostegal coelom , immediately underlies the frontal membrane , while the principal chamber is below the cryptocyst . The proximal transverse parietal muscles appear to have been lost . The more distal ...
Page 41
... frontal wall , while hydrostatic control depends on an underlying sac , the ascus , opening to the exterior at one end . The transverse parietal muscles arise on the lateral walls as before , but now insert on the lower side of the ...
... frontal wall , while hydrostatic control depends on an underlying sac , the ascus , opening to the exterior at one end . The transverse parietal muscles arise on the lateral walls as before , but now insert on the lower side of the ...
Contents
Figures | 7 |
GymnolaemataSuccess in the sea | 29 |
PhysiologyFunction in zooid and colony | 43 |
Copyright | |
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Alcyonidium algae anascan ancestrula appears arise Ascophora ascus astogeny atrium autozooids avicularium basal lamina body wall Bowerbankia brood chamber bryozoans Bugula calcification Callopora cells Ceramoporoidea Cheilostomata cheilostomes cilia coelocystic coelom colony form Cretaceous cribrimorphs Crisia cryptocyst Cryptostomata cryptostomes Ctenostomata ctenostomes cuticle Cyclostomata cyclostomes cystid Cystoporata cystopores deposition diaphragms distal Electra embryo entoprocts epidermis epithelium fenestelloid Flustra Flustrellidra fossil Fredericella frond frontal membrane frontal wall funiculus genera genus growing edge growth Gymnocystidea Gymnolaemata gymnolaemates heterozooids hypostegal coelom incrusting interzooidal invagination kenozooids larvae layer Lichenopora longitudinal lophophore lumen mandible margin Membranipora occur ooecium operculum Ordovician orifice Palaeozoic parietal muscles peritoneum pharynx Phylactolaemata phylactolaemates Plumatella polypide pore-plate pores primary zooid proximal pseudopores retractor muscle rudiment septa septum shells species spines statoblasts Stenolaemata stenolaemates stolons structure Suborder substratum Superfamily supraneural surface tentacle sheath transverse parietal Transverse section Trepostomata trepostomes tubular zone Zoobotryon zooecia zooid zooid wall zooidal