Difference between revisions of "Spiral interlocular space"

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(Created page with "__FORCETOC__ ==Definition== *''according to Hottinger (2006):'' '''SPIRAL INTERLOCULAR SPACE''' - space formed between adjacent coils along deeply sunken spiral suture...")
 
 
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[[File:Fig 26.jpg|thumb|<font size="2">'''Fig. 1.'''  Canal systems. '''A:''' basic geometry of canals in simple rotaliid shells. Schematic, not to scale. '''Red:''' chamber plasm; '''yellow:''' canal plasm. '''B-C:''' during stages of retraction of the chamber plasm into the interior of the shell, the canal system provides motility to the organism by extruding the pseudopods through backdoors, so-called loop-holes. '''D-F:''' ''Challengerella bradyi'' Billman et alii. Gulf of Aqaba, Red Sea; Recent. SEM graphs. '''D:''' oblique-ventral view of umbilical face; '''E:''' dorsal (spiral) view; '''F:''' Epoxy resin cast of shell cavities showing canal system. '''G-H:''' ''Hottingerella chouberti'' (Hottinger), Northeastern Morocco, Lower Cretaceous. Schema after Hottinger, 1976, not to scale, and transmitted light micrographs. Note that the basic geometry with loop-holes in a shell lacking septal subdivision is similar to a rotaliid with chambers.
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'''a:''' [[aperture]]: '''ch:''' [[chamber]]; '''f:''' [[foramen]]; '''fol:''' [[folium]]; '''is:''' [[intraseptal interlocular space]]; '''isc:''' intraseptal canal; '''lh:''' [[loop-hole]]; '''m:''' [[mask]]; '''p:''' [[pore]]s; '''rmfu:''' radial marginal furrows (open to the ambient environment for their full length prior to being covered by the next whorl); '''s:''' [[septum]]; '''sesut:''' septal sutures; sis: spiral interlocular space; '''spc:''' spiral canal; '''spmfu:''' spiral marginal furrow; '''spsut:''' [[spiral suture]] (between successive whorls); '''up:''' [[umbilical plate]] (general geometric position); '''vc:''' [[vertical canals]] (at umbilical chamber suture); '''x:''' approximate position of section; (Hottinger, 2006; fig. 26 [http://paleopolis.rediris.es/cg/CG2006_M02/index.html] '''CC'''/BY-NC-SA)]]
 
__FORCETOC__
 
__FORCETOC__
 
==Definition==
 
==Definition==
 
*''according to Hottinger (2006):''
 
*''according to Hottinger (2006):''
'''SPIRAL INTERLOCULAR SPACE''' - space formed between adjacent [[coil]]s along deeply sunken [[spiral suture]]. See also: [[intraseptal interlocular space]].
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'''SPIRAL INTERLOCULAR SPACE''' - space formed between adjacent [[coil]]s along deeply sunken [[spiral suture]].  
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==See also==
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* [[coil]]
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* [[intraseptal interlocular space]]
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* [[spiral suture]]
  
 
==References==
 
==References==
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Hottinger (1967), Foraminifères imperforés du Mésozoïque marocain, Notes et Mémoires du Service géologique, Rabat, N° 209, p. 5-168
  
 
Hottinger (2006), [http://paleopolis.rediris.es/cg/CG2006_M02/index.html Illustrated glossary of terms used in foraminiferal research]. [http://paleopolis.rediris.es/cg/uk-index.html Carnets de Géologie], [http://paleopolis.rediris.es/cg/CG2006_M02/index.html Memoir 2], ISSN 1634-0744.
 
Hottinger (2006), [http://paleopolis.rediris.es/cg/CG2006_M02/index.html Illustrated glossary of terms used in foraminiferal research]. [http://paleopolis.rediris.es/cg/uk-index.html Carnets de Géologie], [http://paleopolis.rediris.es/cg/CG2006_M02/index.html Memoir 2], ISSN 1634-0744.

Latest revision as of 13:05, 10 May 2019

Fig. 1. Canal systems. A: basic geometry of canals in simple rotaliid shells. Schematic, not to scale. Red: chamber plasm; yellow: canal plasm. B-C: during stages of retraction of the chamber plasm into the interior of the shell, the canal system provides motility to the organism by extruding the pseudopods through backdoors, so-called loop-holes. D-F: Challengerella bradyi Billman et alii. Gulf of Aqaba, Red Sea; Recent. SEM graphs. D: oblique-ventral view of umbilical face; E: dorsal (spiral) view; F: Epoxy resin cast of shell cavities showing canal system. G-H: Hottingerella chouberti (Hottinger), Northeastern Morocco, Lower Cretaceous. Schema after Hottinger, 1976, not to scale, and transmitted light micrographs. Note that the basic geometry with loop-holes in a shell lacking septal subdivision is similar to a rotaliid with chambers. a: aperture: ch: chamber; f: foramen; fol: folium; is: intraseptal interlocular space; isc: intraseptal canal; lh: loop-hole; m: mask; p: pores; rmfu: radial marginal furrows (open to the ambient environment for their full length prior to being covered by the next whorl); s: septum; sesut: septal sutures; sis: spiral interlocular space; spc: spiral canal; spmfu: spiral marginal furrow; spsut: spiral suture (between successive whorls); up: umbilical plate (general geometric position); vc: vertical canals (at umbilical chamber suture); x: approximate position of section; (Hottinger, 2006; fig. 26 [1] CC/BY-NC-SA)

Definition

  • according to Hottinger (2006):

SPIRAL INTERLOCULAR SPACE - space formed between adjacent coils along deeply sunken spiral suture.



See also

References

Hottinger (1967), Foraminifères imperforés du Mésozoïque marocain, Notes et Mémoires du Service géologique, Rabat, N° 209, p. 5-168

Hottinger (2006), Illustrated glossary of terms used in foraminiferal research. Carnets de Géologie, Memoir 2, ISSN 1634-0744.


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