165 



166 



Mid -coxa oblong, punctate dorsally, also ventrally, subventrally, and in 

 some parts of ventral margin on posterior side; setae, except the smallest, 

 black. All 3 primary dorsal setae long, posterior apical seta larger than the 

 others; secondary dorsal setae near posterior margin, including 2 thick, 

 moderately long setae, others small, sparse; a small, thin, secondary seta 

 situated anteriorly near the apex; posterior side with 2 thin and 2 large, 

 moderately long setae; both primary anterior setae black, thick, larger 

 than on forelegs; apical ventral setae moderately long, posterior slightly 

 larger than anterior; ventral side with a large and 2 — 3 small, secondary 

 setae. 



Trochanter with a longitudinal row of dots posteriorly; anterior seta 

 light brown, small, thick, posterior seta short, thin; anterior apical ventral 

 seta forming a large, yellowish brown, thick spine, middle seta black, 

 moderately long; basal seta and both posterior setae long, black; subapical 

 seta smaller than other 2; ventral side apically with several, large, white 

 chaetoids and a row of small, yellowish spinules. 



Femur slightly wider distally, with slightly convex dorsal side; posterior 

 side dorsally, and anterior side subdorsally with rows of dots. Primary 

 basodorsal seta short, apical dorsal seta moderately long, both black; 

 anterior seta situated subapically, short, posterior seta situated apically, 

 moderately long; primary ventral setae thick and moderately long, like 

 the posterior seta, basal seta slightly larger; a nuinber of small, light 

 spinules ventrally (Figure 281, B). 



Tibia slightly wider apically, with large, apical, submarginal dot dorsally 

 between anterior and posterior pairs of setae, and with posterior dorsal 

 and anterior subdorsal rows of dots along segment. On dorsal side, 

 the subdorsal posterior seta of apical pair black, thick, the posterior dorsal 

 seta brown, thin, also long; anterior subdorsal seta of the apical pair 

 moderately long, thick, blackish brown, anterior dorsal seta short, thin, 

 brownish; both apical ventral setae forming thick brown spines, the 

 anterior slightly curved; small light spinules ventrally, the 2 apical spinules 

 larger than others. 



Number of filaments. and arrangement of gills ofG.signatipennis 



Segment 



Dorsal 



Pleural 



Ventral 



2 



3 

 3 



3 



3 



3 

 3 



3 



3 

 3 



3 



3 



3 

 3 



4 



3 



2 



3 



2 



3 

 3(2) 



5 



2 

 2 



2 



2 



2 

 2 



6 



2 

 2 



2 



2 



2 

 2 



7 



2 

 2 



1 



2 



2 

 2 



8 



2 







2 



206 



