Sagamiwan San Unirui |
From inside the book
Results 1-3 of 46
Page 72
... vertical series . No tubercles are developed in the pore - zones . The primary tubercles are of the same size as the interambulacral ones , forming a regular , vertical series . The secondary tubercles inside the primary series form a ...
... vertical series . No tubercles are developed in the pore - zones . The primary tubercles are of the same size as the interambulacral ones , forming a regular , vertical series . The secondary tubercles inside the primary series form a ...
Page 88
... vertical series ; the inner and the outer series are very regular ; the median series is somewhat irregular . The primary tubercles reach about the same size as the primary interambulacral ones and are set on every third or fourth plate ...
... vertical series ; the inner and the outer series are very regular ; the median series is somewhat irregular . The primary tubercles reach about the same size as the primary interambulacral ones and are set on every third or fourth plate ...
Page 98
... reach almost the size of the primaries , forming a vertical series admedianly to the primary series . The larger tubercles in the pore - zones usually form rather distinct double vertical series . The smaller 98 The Sea Urchins of Sagami ...
... reach almost the size of the primaries , forming a vertical series admedianly to the primary series . The larger tubercles in the pore - zones usually form rather distinct double vertical series . The smaller 98 The Sea Urchins of Sagami ...