Fig. 2. Side view of Doloria levis, the left valve, the limbs and the left eye having been removed. The 

 attachment of the limbs to the body and the body to the shell are indicated approximately. They are 

 shaded by a dark, and the sclerite system by a light stippUng. The musculature associated with the 

 pericardium and dorsal body wall is also figured, a.b.v. attachment of body to valves; a.h.a. anterior 

 hypostomal apodeme; a.l.a. antenno-labral apodeme; a.m.add. attachment of adductor muscle; f.k. frontal 

 knoh; fr. a. frontal apodeme; /r.o. frontal organ; h.v. hepatic valve; m.l.s.pc. lateral sub-pericardial 

 muscle; m.n.e. nauplius eye muscle; m.pc.c. pericardial compressor; p.h.s. posterior hypostomal strut; 

 p.pc. posterior pericardium. 



