ASPERGILLUM.— Plate III. 



distorlis ; disco convexo, perforationibus parvis, versus 

 Jimbriam tubulosis. 



The disjoined Aspekgillum. Shell with the valves 

 broadly ovate, rather small ; sheath attenuated at the 

 upper part, rather swollen, and then contracted at 

 the lower ; frill large, very irregular, with the tubes 

 very long, here and there much extended and dis- 

 torted ; disc convex, with the perforations small, tu- 

 bular towards the frill. 



Deshayes, MS. in Mus. Cuming. 



Had. ? 



The frill of this species is of a remarkably wild dis- 

 jointed growth, and the little valves are rather more than 

 usually remote from it. 



Species 13. (Mus. Cuming.) 

 Aspekgillum pdlchrum. Asp. testa valvis ovatis, au- 



tice subattenuatis ; vagina angustd, obscure annulosd ; 

 fimbria, perampld, profuse ramosd, tubulis pralongis, 

 minutis, crispatis, numerosissimis, irregulariter dicho- 

 tomis ; disco minute pe/forato, perforationibus spinoso- 

 tubulosis. 



The beautiful Aspergillum. Shell with the valves 

 ovate, rather attenuated anteriorly ; sheath narrow, 

 obscurely ringed ; frill very large, profusely branched, 

 tubes very long, minute, curled, very numerous, ir- 

 regularly forked ; disc minutely perforated, perfora- 

 tions spinosely tubed. 



Deshayes, MS. in Mus. Cuming. 



Aspergillum Javanum, var. Chenu. 



Hah. Singapore. 



An elegant species, allied to the larger .-/. Javanum, in 

 which the frill is developed with the profusion of a shock 

 of hair. 



