Acanthonyx petiverii " H. Milne Edwards 1834 Author Aspe, Nonillon M. Department of Natural History Sciences, Graduate School of Science, Hokkaido University, N 10 W 8, Sapporo 060 - 0810, Japan. E-mail: nonillon _ aspe @ yahoo. com nonillon_aspe@yahoo.com Author James, Samuel W. Department of Biology, University of Iowa, Iowa City 52242 - 1324, Iowa, USA. E-mail: samuel-james @ uiowa. edu samuel-james@uiowa.edu text Zoological Studies 2016 55 8 141 149 http://dx.doi.org/10.5281/zenodo.8060301 journal article 10.6620/ZS.2016.55-08 1810-522X 13307452

Table 3. Comparison of species in the Pheretima sangirensis group and Pheretima (Parapheretima) species

Characters	P. sangirensis * (Michaelsen, 1891)	P. timpoongensis n. sp.	P. camiguinensis n. sp.	P. sibucalensis n. sp.	P. apoensis n. sp.	P. (Parapheretima) pandanensis n. sp.	P. (Parapheretima) boaensis n. sp.
Length	54-240	147-225	63-122	> 165	163-350	86-150	94-133
Width x, xx	4-8	7.3-9.5, 7-8.5	3.5-4.8, 3.5-5.2	6.5, 7	7.2-11, 8-12	4-5, 4-5	3.5, 4-4.5
Dorsal pigmentation	Variation of purple	Purplish brown	Reddish brown	Dark gray-brown	Purplish brown	Dark reddish brown	Reddish brown
Segment equators	?	unpigmented	unpigmented	unpigmented	unpigmented	unpigmented	pigmented
Segments	?	98-119	87-103	?	102-120	85-104	94-146
1st dorsal pore	?	12/13	12/13	12/13	12/13	12/13	12/13
Spermathecal pores	Paired at 7/8	Paired at 7/8	Paired at 7/8	Paired at 7/8	-, paired at 7/8	Paired at 7/8 Single midventral at 5/6
Sperm. pore distance	0.25-0.28	0.2	0.17	0.21	-, 0.16	0.23	-
Male pore distance	0.17-0.25	0.23	0.15-0.18	0.17	0.15-0.16	0.23-25	0.16
Setae between openings	6-10	2-5	1-4	9	4-5	4-9	6-9
Setae vii, xx	40; 60+	29-43, 49-73	32-34, 39-44	70, 89	37-48, 50-58	36-44, 50-55	41-46, 57-59
Gizzard	viii-?	ix-x/ ix-xi	viii-x/ ix-xi/ ix-x	ix-xi	ix-xi	ix-x	ix-x
Intestinal origin	xv	xv/ xvi	xv	xiv	xv	xiv	xiv/xv
Caeca	xxvii-?	xxvii-xxiv/ xxiii	xxvii-xxiv/ xxiii/ xxii	xxvii-xxii	xxvii-xxvi/xxiv	xxvii-xxv/ xxiv	xxvii-xxiv/ xxiii
Prostate	xvii-xix	xvii-xx	xvii-xx/ xxi	xvii-xxi	xv/xvii-xix	two parts, in xvii-xviii, and xix-xx	xvii-xix/ xvi-xviii
Copulatory bursae	present	xvii-xix	xvii-xix	xvii-xx	xvii-xix	xvii-xix	xviii
Secretory diverticula	-	-	-	-	-	+	+
Penes	+	+	-	-	-	+	-