Table 1 Shows the length, width, and length-to-width ratios (± standard error) for different setae types at various structures in the cephalic region of Marsupenaeus japonicus, measured in µm

Antennules

Aesthetasc

390.8 ±20.2

20.8 ±1.02

18.79 ± 1.34

Simple setae

34.6 ±11.1

6.4±1.3

5.41 ± 2.05

plumose setae 

559.48± 97.7

9.96±1.4

56.17 ± 12.59

Antenna

Unipennita setae 

93.9± 0.2

6.6 ±0.461

14.23 ± 0.99

 Filamentous  

260.7±16.149

7.9 ±0.47

33.00 ± 2.83

Small simple setae

33.3 ±7.3

3.78 ±0.27

8.81 ± 2.03

Rostrum

Plumose setae 

328.6 ±39.4

17.44 ±1.7

18.84 ± 2.91

Simple setae

30.66 ±4.6

4.02 ±0.41

7.63 ± 1.38

Pappose setae

25.854 ±1.2

3.36±0.09

7.69 ± 0.41

Eye stalk

Simple seta

31.6 ± 0.2

3.04 ± 0.2

10.39 ± 0.69

Pappose setae

26.8 ±2.1

3.5 ±0.26

7.66 ± 0.83

Plumose setae 

330.42 ±46.13

19.48 ±2.89

16.96 ± 3.46

Scaphocerite

Plumose setae  

771.2 ± 236.2

26.2± 0.1

29.44 ± 9.02