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NOVA ESPÉCIE DE OURIÇO DO MAR CAPTURADO NA BAÍA DE SEPETIBA (CASSIDULOIDEA, ECHINOIDEA)
Alternative title
On a new species od recent sea urchin Cassidulus mitis, order Cassiduloida, Echinoidea, found on the coast of Sepetiba BayAuthor
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Abstract
C. delectus sp. n., found in Sepetiba Bay, characterizes by the following peculiarities: ovoid outline; apical system slightly anterior; petals with 2-4 interplates and 3-4 interporiferous primary tubercles. The pits in the naked median space are: 20 pits in 10 mm. Test low (height by length 0,45).
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