OIRCULATORY APPARATUS OF THE NEMERTEA. 7 
Amphiporus lactifloreus (Johnst.), McInt., one speci- 
men, in toto (840 slices), transversally. 
Amphiporus pulcher (Johnst.) McInt., one specimen, 
in toto, tranversally (700 slices). 
Amphiporus hastatus, MclInt., one specimen, trans- 
versally (1200 slices). 
Drepanophorus rubrostriatus, Hubr., two specimens, 
transversally, in toto (resp. 800 and 1300 slices). 
Tetrastemma candidum (O.F.M.), Oerst., one specimen, 
transversally, in toto (580 slices). 
Malacobdella grossa (O.F.M.), Blainv., two specimens, 
transversally (resp. 423 and 428 slices), and one specimen, the 
foremost half horizontally (130 slices). : 
Total, 20,639 sections. 
Moreover, from the collection of Prof. Hubrecht I made 
use of preparations of Cephalotrix linearis (Rathke), 
Oerst., Carinella annulata (Mont.), McInt., Valencinia 
longirostris, Quatr., Polia curta, Hubr., Cerebratulus 
marginatus, Ren., Cerebratulus hepaticus, Hubr., 
Cerebratulus urticans (J. Miull.), Hubr., Cerebratulus 
roseus (d. Chiaje), Hubr., Langia formosa, Hubr., Am- 
phiporus pulcher (Johnst.), McInt.,. Amphiporus mar- 
moratus, Hubr., Amphiporus hastatus, McInt., Dre- 
panophorus rubrostriatus, Hubr., and Nemertes 
gracilis, Johnst. 
c. DESCRIPTION OF THE NEW GENUS CaRINOMA (= VALENCINIA 
ARMANDI, MclInt.), anp Comparison oF CaRINOMA 
witH CARINELLA, CEPHALOTRIX, AND VALENCINIA. 
Amongst the above-mentioned Nemerteans there also occurs 
the name of Valencinia Armandi, McInt. Of this species 
I was able to examine a specimen which was caught and 
named by McIntosh himself (one of the type specimens) 
and presented to Professor Hubrecht. Even after a 
superficial examination, it appeared necessary to remove it from 
the genus Valencinia, Quatr. By the situation of the 
