i=;o 



new species. Besides I have taken this opportunity to redescribe an old species, " Malacosoina" 

 reticulatum de Man, which has never been figured, and of which I could examine the only 



known specimen. 



In the following table the results arrived at are arranged. 



Family Goneplacid.\e. 



Subfam. P seudorliombilinae 



P iluinnoplax Stimpson . 

 Eiicrate de Haan .... 

 Psophetiais Wood-Mason 

 Litocheira Kinahan 

 Catoptriis A. Milne-Edwards 



Subfam. Goiieplacinae 



Goneplax Leach 



Omniatocarciiuts \\'hite 



Subfam. Prionoplacinae 



HoDioioplax Rathbun . 

 Speocarcimis Stimpson 

 Loplioplax n. g 



Subfam. Rhizopinae 



Ccratoplax Stimpson . 

 Typhlocarciinis Stimpson. 

 Typhlocarcinops Rathbun 

 Xenophthalinodcs Richters 

 Mertonia Laurie 

 Notonyx A. Milne-Edwards 

 Paraselwynia n. g. 

 Scalopidia Stimpson 

 Typhlocarcinodes Alcock 

 Hcphthopelta Alcock . 

 Camatopsis Alcock . 



Subfam. Hexapodinac 



Hexap2is de Haan . 

 Hcxaplax Doflein . 



Species 



I 



I 

 I 



6 



2 



Total 



n 



New 



12 



