40 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 



Syndesmta maxima, n.sp. PL V. Fig. 5. 



Testa oblonga, compressiuscula, alba, antice rotundata, postice bre- 

 vitcr lanceolata, concentrice irregulariter striata. Margo dorsi anticus 

 leviter declivis, vix arcuatus, posticus oblifjiie rectus. TJmbones 

 centrali, parvi, acutiusculi, vix promincntes. Lunula longa, angusta, 

 impressa, area antica complauata, angusta. Cardo normalis. Antero- 

 post. 35, umbono-marg. 20 mm. Uab. — Bay of Bengal, 677 fathoms. 



Very mucli larger than any known recent species of the genus. It 

 is very like in form and character to the British S. nitida, Miiller. 



Glaucoxome sculpt a, n.sp. PL V. Fig. 4. 



Testa elongata, angusta, antice rotundata, postice elongata, acumi- 

 nata, albida ; epidermide straminea induta ; striis minutissimis cre- 

 ben-imis verticalis sculpta. Margo dorsalis anticus curtus, leviter 

 arcuatus, posticus, elongatus levissime declivis. Margo ventralis 

 rectiusculus. Umbones acutiusculi, vix prominentes, ante medium 

 siti. Cardo normalis. Antero-post. 28, umbono-marg. 11 mm. Hah. 

 — Bay of Bengal. 



A typical Glauconome, but proportionately narrower than its con- 

 geners. The surface is very finely vertically striated. 



