44 Chimezera ; Somniosus. 
Color in formalin uniformly dark brown ; one indistinct pale line above the lateral 
canal and three indistinct pale lines below it run parallel to one another in the posterior 
part of the body; posterior margin of the pectoral and ventral fins blackish; free 
margins of the other three fins with a more or less broad blackish band; color of 
second dorsal fading out abruptly toward its base ; numerous transverse series of dark 
dots above the lateral canal on the side of body. 
Described and figured from a male specimen 86 cm. long as measured to tip of 
caudal filament, taken in the Sagami Sea, off the village of Inatori, Prov. Idsu, by Mr. 
Alan Owston. 
XXII. Somniosus microcephalus (Bloch and Schneider). 
(Somniosidz.) 
Plate Xie. 32. 33, 345-35 and 36: 
Ondenzame ; Sleeper shark: Nurse: Greenland shark. 
Sgualus microcephalus Bloch and Schneider, Syst. Ichth., r8or, p. 135 ; northern 
seas. 

THEN b , WHE ONGHE OD BH IS TS OT, (LD SHO M2 WEBER AS ODT 
Pi OME & HR O—AG bb, BO TGHEO (4 (SSE CET (UGE, RIC LE 
2725, MERE 5b} EAC BIGEOBEL DMV SBS ORE D 5 
BERCIR AO (rt S held, HAR OU A (ATREE (LB, TF. AAA 
bv ROUGE AHOM MICE NAZLOUN CT, ERR OE S Ascii 
SHAR IANFAT YF A= pvt d 
22. RLF OPS (4 Fv ¥ >HI) 
Stk BIt IE, B=THe. S=+OE. B=+HAROPB=]=+HK 
AVF YA AND BB) 
BAR, Cy nate nrnz. <7UANvay 
JEW, WCE Ss ORPEMBLOW Lb WIFALEDRAIMO = vn RDEREB ER), 
Avy (KPBS), PURO AAR ES EI ET 
fade (Jefe b3E OD HOM IIH SiH 4d ) WAR (GS—OMLIC HE 3 32illns) OW 
fit, fii OATS > , BEA MRO PS fis, HAAR HIF D = ffi, WK LOIRE AKO 
