IN THE BRITISH AND COPENHAG-EN MUSEUMS. 231 



b^. Femur without basal apophysis. 



a'. Median abdominal tergites with 8 hairs in front of 3'ow. Real 

 eyes. Chela is 3 as long as wide ; hand is 1"3 as long as tibia 



and I'B as long as finger II. Ch. insiffnis, sp. n., ? . 



b'. Median abdominal tergites with 6 hairs or less in front of row. 

 a". Femur is 6'3 as long as wide and distinctly widened out 

 towards the extremity. Hand is I '5 shorter than tibia and 



1-5 as long as the finger 8. Ch. longichelifer Baiz., (^ . 



6". Femur not more than 4 as long as wide. Hand I'2 shorter 



than tibia and 1'3 as long as finger or less. 



a°. Femur at least 3'5 as long as wide and tibia at least 3 as 



long as wide. Femur IV. at least 2'5 as long as deep. 



a'°. Chela at least 3'5 as long as wide. Hand only 1'3 as 



long as finger. 



a". Hand as long as tibia. Hairs slightly clavate. 



Second thoracic tergite unicolor. Real eyes. 7. Ch. canestrinii Balz.j $ . 

 d'\ Hand much shorter than tibia. Hairs distinctly 

 clavate. Second thoracic tergite with two white 



spots. Ocular spots 6. Ch. nobilis, sp. n.^ ? . 



6". Chela 3'I as long as wide. Hand I'3 as long as finger, 

 and 1"1 shorter but 1'6 wider than tibia. Ocular 



spots (?) 8. Ch. longichelifer Balz., ? . 



6'. Femur 3'2 as long as wide and tibia about 2*5 as long as 

 wide. Chela 2*8 as long as wide; hand 1"2 as long as 

 finger. Femur IV. 2"2 as long as deep. Ocular spots. 



9. Ch. segmentidentatus Balz., ? . 



4. Chelifek peoximus Ell. 

 1905. Ellingsen, (19) pp. 324-326. 



This species agrees in almost every respect, so far as Mr. Ellingsen's description 

 goes, with Ch. nobilis, sp. u., except that it is somewhat smaller, that the fingers are 

 1-25 as long as the hand, instead of nearly equal to it, and that the second thoracic 

 tergite has no white spots. — Argentine. 



5. Chblifee eufus Balz. (Plate XXIX. figs. 3 a-e ; text-fig. 64.) 



1890. Balzan, (10) pp. 431-432, tav. xv. figs. 15-15.6. 



1 891. Balzan, (11) pp. 533-534, pi. xi. fig. 25. 

 1902. EUingsen, (15) pp. 158-159. 



1907. Tullgren, (23) p. 37. 



Male. 



Cefhalothorax. — Fairly distinct, moderately curved. Real eyes. Cephalothorax 

 distinctly longer than wide behind. Two fairly distinct, almost straight transverse 



