IN THE BEITISH AND COPENHAGEN MUSEUMS. 251 



'. Not more than about 20 hairs along hindmost margin and 



not more than 6 in front o£ the row. 

 a\ Hairs of the hand of phimose appearance. Femur 2"3 as 

 long as wide; chela 2'4 as long as wide, and hand To 



as long as finger 29. Ch. plumosus, sp. n. 



b'. Hairs of the hand not plumose. 



a*. Cephalothorax without transverse grooves. Chela 

 slender, at least 3 as long as wide ; hand about I'l as 

 long as tibia or longer and scarcely wider than the 

 trochanter is long. 

 a°. Hand 1*5 as long as tibia. Cephalothorax smooth . 15. Ch. gracilis Ell. 

 b'. Hand 1"2 or less as long as tibia. Cephalothorax 

 granular. 

 «°. Femur rather slender, 2'7 as long as wide, and 

 tibia 2'3 as long as wide. Chela is 3 as long as 

 wide, and hand, which is 1'4 as wide as tibia, is 



1'6 as long as finger 16. Ch. robustus Balz. 



6^ Femur only 2"2 and tibia 2'1 or less as long as 

 wide. 

 «'. Chela 3 as long as wide ; tibia scarcely 2 as 

 long as wide, and hand almost 1"3 as wide as 



tibia. Granulation indistinct 17. Ch. subrobustus Balz. 



v. Chela 3"5 as long as wide; tibia 2"1 as long as 

 wide, and hand scarcely 1"2 as wide as tibia. 



Granulation distinct . 14. Ch. subgracilis, sp. n. 



b^. Cephalothorax with a single or with two transverse 



grooves. 



a". Chela 35 as long as wide, and femur 2*2 as long 



as wide, with small sudden convexity anteriorly. 



Hand 1*2 as long as tibia, 1*1 as wide, and 1'2 



wider than deep 14. Ch. subgracilis, sp. n. 



b". Chela 3 or less as long as wide ; hand 1"1 or less 

 than tibia is long. 

 a". The chela is about 3 as long as wide, and femur 

 from 2"6-3 as long as wide. 

 a". Distinctly clavate hairs on palps and abdomen. 



e^\ Real eyes. Moderately clavate hairs . . . 21. Ch. germainii Balz. 

 6^\ Ocular spots. Strongly clavate hairs . . . 20. Ch. foliosus Balz. 

 i". More or less obtuse hairs on palps and 

 abdomen. 

 a^^ Hand 1"3 as long as finger and narrower 



than trochanter 35. CA. ellingsenii, n. sp. 



6'^ Hand as long as finger and miich wider than 



the trochanter is long 34. Ch. patagonicus T\x\\^j:. 



2m2 



