Amended diagnosis of the genus Nannodiaptomus (Copepoda, Calanoida), based on redescription of N. phongnhaensis and description of a new species from caves in central Vietnam Author Tran, Duc Luong Author Brancelj, Anton text Zootaxa 2017 4221 4 457 476 journal article 37285 10.11646/zootaxa.4221.4.3 1ea1586a-4c41-4121-b52c-b7f5e308a57f 1175-5326 252446 0A4B8660-A63F-4C75-ACF6-A2F1BED03419

TABLE 1. Comparison of stygobiotic species of the sub-family Speođiaptominae (Speodiaptomus Borutzky, 1962; Hadodiaptomus Brancelj, 200ƽ; Microdiaptomus Osorio- Tafall, 1942; Troglodiaptomus Petkovski, 1978 anđ Nannodiaptomus * Dang & Ho, 2001)

Character No. of segments on P13P4 (Exp/Enđp)	S. birsteini 2/1; 2/2; 2/2; 3/2	H. dumonti 2/2; 2/2; 2/2; 2/2	M. cokeri 2/1; 2/1; 2/1; 2/1	T. sketi 2/1; 2/1; 2/1; 2/1	N. spp. 2/1; 2/1; 2/1; 2/1
Inner seta on P13P4 Exp-1	0; 0; 0; 0	0; 0; 0; 0	1; 1; 1; 1	0; 0; 0; 0	0; 0; 0; 0
Outer spine on P13P4 Exp-1	1; 1; 1; 1	1; 1; 1; 1	1; 0; 0; 0	1; 0; 0; 0	0; 0; 0; 0
Setae on P13P4 Exp-2: (inner/apical)	2/3; 2/3; 2/3; 1/0	2/3; 2/3; 2/3; 2/3	1/3; 2/2; 2/2; 2/2	2/3; 2/3; 2/3; 2/3	1/3; 2/3; 2/3; 2/3
Outer spines on P23P4 Exp-2	1; 1; 1	1; 1; 2/1	1; 1; 1	1; 1; 1	1; 1; 1
Setae on terminal segment of P13P4 Enđp (inner/apical)	1/3; 2/3; 2/3; 2/3	1/3; 1/3; 1/3; 1/3	1/3; 2/2; 2/2; 2/2	0/3; 0/3; 0/3; 0/3	1/2; 1/2; 1/2; 1/2
No. of segments on left Pƽ Enđp in male	1	1	1	2	1
No. of segments on Pƽ Enđp in female	2	1	1	1	1
Right Pƽ Enđp in male anđ female	Large	Small	Large	Absent	Absent
Lateral spine on Pƽ Exp-2 in female	Present	Present	Present	Present	Absent
Pƽ Exp-3 in female	Representeđ by seta	Representeđ by 2 setae	Representeđ by seta	Absent	Absent
Sensilla on Pđ somite ƽ anđ genital somite in male anđ female	No	Yes	No	No	No
Pđ 4 anđ ƽ in female	Fuseđ	Fuseđ	Separateđ	Separateđ	Fuseđ
Chitinizeđ projections of rostrum	?	Bifiđ	Bifiđ, rounđeđ	Unpaiređ	Bifiđ, acute
*Incluđing Nannodiaptomus phongnhaensis Dang & Ho,	2001 anđ N. haii sp. nov.