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Fig. 2.55 Different arrangements of ovicell spine bases in: ( A , B )
Stichomicropora oceani ; ( C , D ) Stichomicropora sp. 1; ( E )
Stichomicropora marginula ; ( F ) Stichomicropora sp. 2. ( A , B ) Horizontal
(straight), or very gently curving, proximally concave arc; outer spines
situated at some distance from mural rim of distal zooid. ( C , D )
Horizontal and gently curving, proximally concave or distally convex
arc. ( E , F ) Distally convex arc; (From Ostrovsky and Taylor 2005a ,
courtesy of John Wiley and Sons, http://onlinelibrary.wiley.com/
doi/10.1111/j.1096-3642.2005.00179.x/abstract ). Abbreviations: dz
distal autozooid, mz maternal zooid, of ovicell fl oor. Scale bars: A ,
142.9 μm; B , 47.6 μm; C , 333 μm; D , 169 μm; E , 100 μm; F , 62.5 μm
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