Noodtiella, Wells, 1965

Kihara, Terue & Huys, Rony, 2009, A new genus of Ectinosomatidae (Copepoda, Harpacticoida) from sublittoral sediments in Ubatuba, São Paulo State, Brazil, including an updated key to genera and notes on Noodtiella Wells, 1965, ZooKeys 17 (17), pp. 57-88 : 79-80

A dichotomous key to the 18 valid species of Noodtiella is presented below. Swimming leg setal formulae for these species are compiled in Table 2 .

1 P 1 endopod 2-segmented ........................................................................... 2

– P1 endopod 3-segmented ......................................................................... 12

2 P2–P4 endopod 2-segmented ..................................................................... 3

– P2–P4 endopod 3-segmented ................................................................... 13

3 P4 exopod 2-segmented.............................................................................. 4

– P4 exopod 3-segmented.............................................................................. 6

4 P2–P3 exp-3 with 4 setae/spines; P4 exp-2 with 5 setae/spines ......... mielkei

– P2–P3 exp-3 with 5 setae/spines; P4 exp-2 with 3 or 4 setae/spines ............ 5

5 P1 exp-2 with inner seta; P1 exp-3 with 3 elements; P3 exp-2 with inner seta; P4 exp-2 with 4 setae/spines .............................................................. gracile

– P1 exp-2 without inner seta; P1 exp-3 with 4 elements; P3 exp-2 without inner seta; P4 exp-2 with 3 setae/spines ...................................... frequentior

6 P1 enp-2 with 3 elements ........................................................................... 7

– P1 enp-2 with 4 elements ......................................................................... 14

7 P4 exp-2 with outer spine ....................................................... coquimbensis

– P4 exp-2 without outer spine...................................................................... 8

8 P2–P3 exp-1 without inner seta.................................................................. 9

– P2–P3 exp-1 with inner seta ..................................................................... 10

9 P4 exp-1 with short inner seta ......................................................... pacifica

– P4 exp-1 without inner seta ..................................................... problematica

10 P4 exp-1 with inner seta ........................................................................... 11

– P4 exp-1 without inner seta ................................................. larinconadensis

11 P4 exp-2 with inner seta; P5 exopod with 3 setae in female and 4 setae in male.............................................................................................. hoodensis

– P4 exp-2 without inner seta; P5 exopod with 2 setae in female and 3 setae in male............................................................................................. tabogensis

12 P1 exp-2 with inner seta; female P5 with outer endopodal spine fused to baseoendopod................................................................................... enertha

– P1 exp-2 without inner seta; female P5 with outer endopodal spine not fused to baseoendopod............................................................................... iscensis

13 P1 enp-2 with 4 elements; P4 enp-2 with inner seta; female P5 with outer endopodal spine fused to baseoendopod ..................................... intermedia

– P1 enp-2 with 3 elements; P4 enp-2 without inner seta; female P5 with outer endopodal spine not fused to baseoendopod................................... chilensis

14 P1–P4 exp-3 with 3 elements ....................................................... lusitanica

– P1–P4 exp-3 with 4 elements ................................................................... 15

15 P2–P4 enp-2 with 4 elements; P4 exp-3 with 4 elements..... arenosetelloides

– P2–P4 enp-2 with 5 elements; P4 exp-3 with 4 elements.......................... 16

– P2–P4 enp-2 with 6 elements; P4 exp-3 with 3 elements............... pectinata

16 Anal somite without paired multidentate lamellae; female P5 with outer endopodal spine not fused to baseoendopod............................................ wellsi

– Anal somite with paired multidentate lamellae; female P5 with outer endopodal spine fused to baseoendopod............................................. ornamentalis