CAIS'AUA. 



baaed primarily on the 



the families are 

 the spimlation. The familial 



New FAMILIES The two new families, Ckipkondae * and Sumrorrttapkidrj are 

 to contain the 9 new specie* and 2 old onea which have 

 * M introduced to denote neriil type of qi 

 the ordinary quadriradiate* both in ahape and in position in the 

 The <i~*im+ IB quadriradiate spieale lying with it* baaal ray directed 

 outward* (eentrifugaDy) and ha apical ray, which i* bent at ita base so aa 

 to Ee almost in line with the baaal ray, directed radially inwards (eentripetally) 

 and projecting into the gartral canty. This type of spicale has hitherto been 

 in only 2 species of sponge, each represented by a single apuimfn, tit., 



Polejaeff (4) and Crmmfitftit cyUmdriea, Dendy (7). 

 indnded in the new gens Mtyepoy**. The latter is transferred 

 to the new family StamrorriufJud*, the generic name being retained. In order to 

 make the present report a complete record of aO species in the two new families. 

 lumt deseriptaone of Meytpoym crmctfera and Gramtwpiu slnaVes, with ilii>mgj 



In some of the new species thai type of epicnle occurs in eonjuKtion with the 

 typea, bat in several it forms the whole gnstral and body-wall skeleton, to 

 i of th? ordinarr amadriradiates and linxmitfs ; ito importanee, therefore, 

 can hardly be over-rated, and folly justifies the formation of the new famines. AD 



way that the Syeettid* do from the Grmmtndm, it seemed better to drride 

 two 



I For. 



