Two new species of Comesomatidae (Nematoda, Araeolaimida) from the Rizhao coast of the Yellow Sea, China Author Yu, Huiying College of Agriculture and Biology, Liaocheng University, Liaocheng, 252059, China Author Wang, Chunming 0000-0003-3630-0921 College of Agriculture and Biology, Liaocheng University, Liaocheng, 252059, China text ZooKeys 2026 2026-03-31 1275 259 273 journal article 314708 10.3897/zookeys.1275.164380 6c224341-3445-4afa-aa23-8f9a6053e4dd E3C48479-EF3A-4F85-86D6-BADB0FF9D6F9

Table 1. Individual measurements of Comesoma macramphida sp. nov. (in µm, except ratio).

Characters	Holotype male	Paratype male # 1	Paratype male # 2
Total body length	2776	2753	2933
Maximum body diameter	30	35	28
Head diameter	11	11	10
Length of outer labial setae	6	6	6
Length of cephalic setae	24	23	30
Buccal cavity depth	4	4	4
Amphidial fovea width	10	12	11
Amphidial fovea turns	2.5	2.5	2.5
Amphidial fovea from anterior	5	5	5
Body diameter at amphidial fovea	13	13	14
Nerve ring from anterior	107	119	115
Body diameter at nerve ring	23	21	22
Pharynx length	219	228	228
Body diameter at pharynx	24	24	22
Anal body diameter	29	25	28
Spicule length along arc	64	59	62
Gubernaculum length	14	14	11
Precloacal supplements	10	11	10
Tail length	157	164	156
a	92.5	78.7	104.8
b	12.7	12.1	12.9
c	17.7	16.8	18.8
c'	5.4	6.6	5.6