298 Mr. Weaver's Vzexo of Ehrenherg's Observations 



affinity and relations of structure and development, be reduced 

 to eighty-six genera, but which number might perhaps be still 

 further diminished, as a few genera might be classed as sub- 

 genera. The Anthozoa he has divided into two orders, Zoo- 

 corallia (Animal-corals) and Phytocorallia (Plant-corals). In 

 the Memoir is given a systematic description of the Orders, 

 Tribes, Families, Genera and Species of the Anthozoa, while 

 further details are reserved for the author's work, entitled, 

 Si/mbolcB Physiccc, The subjoined Table will show the general 

 arrangement, extending to the genera. 



Anthozoa. 



Ore ventriculoque distinctis, tubo cibario anoque discrete nullis, corpore 

 intus radiatim lamelloso. (Vibratio nulla, gemnias et spontanea divisio 

 frequentissimae.) 



OrDO I. — ZOOCORALLIA. 



Corpore aiit omnino molli, aut Cephalopoduni more intus lapidem gene- 

 rante (secernente nee excernente) hinc saepe omnino libera et, praeter for- 

 mam, animalium characteres omnes perfectius servantia. 



