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Table 1 Relative growth of selected structures in males and females of Periclimenes paivai

From: Host-use pattern of the shrimp Periclimenes paivai on the scyphozoan jellyfish Lychnorhiza lucerna: probing for territoriality and inferring its mating system

Sex

y

x

Regression

r2

SE

t

P

Allometry

Sexual dimorphism

Male

MCL

CL

y = 1.0247 × − 0.2027

0.560

0.2738

3.742

 > 0.05

0

Female > Male

Female

MCL

CL

y = 1.6467 × −0.4002

0.897

0.0812

20.267

< 0.001

+

 

Male

PW

CL

y = 0.6246 × − 0.0423

0.282

0.2874

2.173

 > 0.05

0

Female > Male

Female

PW

CL

y = 1.549 × − 0.4778

0.755

0.1274

12.167

< 0.001

+

 
  1. 0 = isometry; += positive allometry; r2 = determination coefficient; CL = carapace length; MCL = major cheliped length; PW = pleuron width