NOTES ON ACANTHODRILOID EARTHWORMS. 297 
Specimen A. 
No. of Somite. Right side. Left side. 
III. Nephridiopore in front of . . 10thspot . . 10th spot. 
IV. bP) » 10th » ek} 10th ” 
V. e - buacks Bthicniocs m Sapte losers 
VI. = 5 te dg, WbUnLLe = 2 Gea OEhiae, 
VII. be n Ree AUN he eae ag UL 55 
VIII. a s ee Gt oe a ee Se, 
IX. > 55 Gah malate ae LOE 
X. »” 2? eLP us 4th » oe 4th ” 
XL. ” ” ep te 10th 3 . . 10th ” 
baie “ et Aerts ion, Athy 
And so on, in a regular way, with a few exceptions, i. e. on the 
even-numbered somites the nephridiopores are dorsal, on the 
odd-numbered they are ventral till the twenty-third somite, 
when there are the following divergences from the rule. 
No. of Somite. Right side, Left side. 
XXIII. Nephridiopore in front of . . 10thspot . . 9th spot. 
XXVIII. F 7s fea na DUDS ester Seem oAE Mi 
XXX, ¥ 3 urvtad STAG, gave nares, AEE; 
XXXI. a S #02 Othe G0. ee 
XXXII. ~ s owe ApibaGaie ose7 sth); 
XXXIV. * 7 He, ain, MNEs oy ars. vo en Ab Det 
XXXVI. a + WSN bth a us a Ali 5, 
XXXVIII. ~ + SS ey GOH ss eteatiay § AOD. 
XL. s rs Foe SOON sta coy, oer hbhie 55 
XLUI. “: 3 Se OG ER Soe? 1a) Othe S 
XLIV. i; * Poe ssh oes 4 J c4aith Cd 
LIV. 3 73 ee Sbne get Rega ShlD +5 
LIX & LX. - rs pee Obie ee taba Oth eons 
VOL. XXXIII, PART Il.—NEW SER. U 
