178 BUSH 



139. Pomatostegus bowerbanki Baird 1865, figures, + Has- 



well 1884. 



140. Spirobranchus rostratus (Lamarck 1818, as Vermilid] 



Morch 1863. 



141. Spirobranchus morchi (Quatrefages 1865, as Cymo- 



spira, -f Haswell 1884). 



142. Spirobranchus brachycera (Baird 1865, as Cymospira, 



figures, -f Haswell 1884). 



143. Pomatoceros elephus Schmarda 1861, figures, + Has- 



well 1884, figures. 



144. Placostegus tceniatus (Lamarck 1818, as Vermilid] 



Morch 1863. 



145. Ditrypa strangulata Deshayes, figure, -f Morch 1863. 



146. Spirorbis tricostalis Lamarck 1818, -f Morch 1863. 



147. Spirorbis lamellosus Lamarck 1818, -f Morch 1863. 



148. Spirorbis incisus Morch 1863. 



NEW GENERA. 



The following genera, fifteen in number, are here proposed : 



Paralaonome. 



Type, P. japonica (Marenzeller 1884, as Laonome, figures). 



Metalaonome. 



Type, M. marite (Lo Bianco 1893, as Bispira, figures). 



Dasychonopsis. 



Type, D. pattidus sp. nov. 



Parasabella. 



Type, P. media sp. nov. 



Aspeira. 



Type, A. modesta sp. nov. 



Pseudopotamilla. 



Type, P. reniformis (Leuckart 1849, Malmgren 1867, as 



illay figures). 



Schizobranchia. 



Type, S. insignis sp. nov. 



Eudistylia. 



Type, E. gigantea sp. nov. 



