Difference between revisions of "Fistulose chamberlet"
(Created page with "File:Fig 51.jpg|thumb|<font size="2">'''Fig. 1.''' Fistulose chamberlets. All specimens from the Gulf of Aqaba, Red Sea, Recent. '''A-C:''' ''Sahulia kerimbaensis'' (Said)....") |
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[[File:Fig 51.jpg|thumb|<font size="2">'''Fig. 1.''' Fistulose chamberlets. All specimens from the Gulf of Aqaba, Red Sea, Recent. | [[File:Fig 51.jpg|thumb|<font size="2">'''Fig. 1.''' Fistulose chamberlets. All specimens from the Gulf of Aqaba, Red Sea, Recent. | ||
'''A-C:''' ''Sahulia kerimbaensis'' (Said). '''A:''' Detail of an edge view, SEM graph; '''B:''' side view, X-ray graph, black background removed. Note the narrowness and the irregularity of the fistulose chamberlets in this species. '''C:''' edge view, SEM graph. '''D-H:''' ''Spirotextularia floridana'' (Cushman). '''D:''' paraporous partition separating the chamber lumen from a fistulose chamberlet. SEM graph. '''E:''' Detail of sectioned paraporous partition. SEM graph. Note the organic lining that closes off the parapores from the chamber lumen. SEM graph. '''F:''' Shell fragment broken in a direction perpendicular to the shell axis, showing paraporous partition between the chamber lumen and the fistulose chamberlet. SEM graph. '''G:''' Lateral view, X-ray graph. '''H:''' lateral view of an entire specimen. SEM graph. Note the spiral arrangement of the nepionic chambers. | '''A-C:''' ''Sahulia kerimbaensis'' (Said). '''A:''' Detail of an edge view, SEM graph; '''B:''' side view, X-ray graph, black background removed. Note the narrowness and the irregularity of the fistulose chamberlets in this species. '''C:''' edge view, SEM graph. '''D-H:''' ''Spirotextularia floridana'' (Cushman). '''D:''' paraporous partition separating the chamber lumen from a fistulose chamberlet. SEM graph. '''E:''' Detail of sectioned paraporous partition. SEM graph. Note the organic lining that closes off the parapores from the chamber lumen. SEM graph. '''F:''' Shell fragment broken in a direction perpendicular to the shell axis, showing paraporous partition between the chamber lumen and the fistulose chamberlet. SEM graph. '''G:''' Lateral view, X-ray graph. '''H:''' lateral view of an entire specimen. SEM graph. Note the spiral arrangement of the nepionic chambers. | ||
| − | '''a:''' [[aperture]]; '''af:''' [[apertural face]]; '''ch:''' [[chamber lumen]]; '''f:''' [[foramen]]; '''fis:''' fistulose chamberlet; '''OL:''' organic lining; '''pp:''' [[parapores]]; '''ppa:''' paraporous partition; '''pr:''' [[proloculus]]; '''pv:''' [[pavement]]; '''s:''' [[septum]]; (Hottinger, 2006; fig. | + | '''a:''' [[aperture]]; '''af:''' [[apertural face]]; '''ch:''' [[chamber lumen]]; '''f:''' [[foramen]]; '''fis:''' fistulose chamberlet; '''OL:''' organic lining; '''pp:''' [[parapores]]; '''ppa:''' paraporous partition; '''pr:''' [[proloculus]]; '''pv:''' [[pavement]]; '''s:''' [[septum]]; (Hottinger, 2006; fig. 51)[http://paleopolis.rediris.es/cg/CG2006_M02/index.html] '''CC'''/BY-NC-SA)]] |
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==Definition== | ==Definition== | ||
