384 Scientific Intelligence. 
The rule is very simple: the priority of a specific name can not be 
sought in works in which the binominal system of nomenclature is 
go 
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oy 
ee 
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o = B ” ae 
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* Respecting these substitutions I wrote as follows (Addit. iii, p. 69): remarks 
T have perhaps myself occasioned this substitution of names through py wasthe 
(I. c. p. 31) on the application of the name Ophiura, I am now not pn ae gents 
right thing to be done. When Forbes and Miiller and Troschel divi , 4 
Ophiura (Ag.), they ought certainly to have left this name with the 
but as they did no such thing, and Forbes limited and defined his genus 
in a perfectly correct manner, as did Miille 
nm conveniently used as a collective designa 
s bbe 
undefined or undefinabie (i. e. many fossil) species. 
