• 20 NEW YORK STATE MUSEUM 



Dictyospongia siraea Hall & Clarke 



93 — i— type Dictyospongia siraea Hall & Clarke, 



New York state museum memoir 2. 1898. p. 75, pi. 42, 

 fig. 4. 



Chemung beds Cotton hill, near Avoca N. Y. 



94 s*g&. type: plastotype Hall & Clarke. New York state 



museum memoir 2. 1898. pi. 42, fig. 5. 



Chemung beds Avoca N. Y. 



Dictyophyton amalthea see Rhabdosispongia 



amalthea 

 Dictyophyton annulatum see Ceratodictya 



annulata 

 Dictyophyton baculum see Prismodictya bac- 



ulum 

 Dictyophyton c a t i 1 1 i f o r m e jvf<? Phragmodictya 



catilliformis 

 Dictyophyton cinctum see Ceratodictya cincta 

 Dictyophyton conradi ^ Prismodictya conradi 

 Dictyophyton cylindricum see Dictyo- 

 spongia cylindrica 

 Dictyophyton fenestratum see Clathro- 



spongia fenestrata 

 Dictyophyton filitextile see Prismodictya 



filitextile 

 Dictyophyton hamiltonense see Clathro- 



spongia (?) hamiltonensis 

 Dictyophyton irregulare w Clathrospongia (?) 



irregularis 

 Dictyophyton nodosum^ Hydnoceras nodosum 

 Dictyophyton parallelum see Prismodictya 



parallel a 

 Dictyophyton patulum see Hydriodictya 



patula ■ 



Dictyophyton prismaticum see Prismodictya 



prismatica 

 Dictyophyton randalli see Thysanodictya ran- 



dalli 

 Dictyophyton rude see Thysanodictya rudis 

 Dictyophyton sceptrum see Dictyospongia 



seeptrum 



