The Voyage of H M.S "Challeng 
DNase 
4) he 
Nin} 
H. Michael del 
Neaea Aon he OVE CaiEiN aS Roe ValiSse NUS macs 3-4. ASTROPECTEN PECTINATUS, n sp 
5-6. ASTROPECTEN HERMATOPHILUS, n. sp. 7-8. ASTROPECTEN MONACANTHUS,n.sp 
