THE SPIDER CRABS OF AMERICA 485 



provided with four spines or teeth, one preocular, one postocular, 

 one superior, just in front of closed sinus, and one inferior, belonging 

 to antennal article. Besides the ventral face of this article bears two 

 spines; one outside the movable part of the antenna is long, curved 

 and bent down, the other is near the outer margin and continuous 

 with a suborbital spine and a row of four pterygostomian tubercles. 



The arm of the cheliped bears three marginal rows of tubercles, 

 the hand has a partial row above and below. The brown color of the 

 fingers extends nearl}^ their whole length on the inner margin but 

 only to about the middle on the outer margin. 



Measurements. — Male (station 24), entire length of carapace 27 

 mm., length, measured from between rostral horns 24, greatest 

 width at orbits 15.2, greatest bran- 

 chial width 23, branchial width with- 

 out spines 18, width at narrowest 

 point behind orbits 10 mm. 



Range. — Bahama Banks; Florida 

 Keys: West Indies; Panama (Atlan- 

 tic side) . Depth, 30 to 1 17 fathoms. 



Material exainined. — 



Bahama Banks; May 18, 1893; 

 State University of Iowa Expedi- 

 tion; 1 young female (20020). 



Miami, Florida; 30 fathoms; J. B. 

 Henderson; 1 male, 1 ovigerous fe- 

 male, 1 young (46932). 



Off Key West, Florida; Sand Key fig- isv.-macrocoeloma eutheca (46932), 



T • 1 i 1 • T-iT -NTTTT TT" TXT , BASAL ANTENNAL ARTICLE, X 11 



Light bearing W. NW., Key West 



Light bearing N.; 60 fathoms; station 24, State Univ. Iowa Exped.; 



1 male (Mus. S. U. I.). 



Off Sand Key, Florida; 50 fathoms; May, 1913; J. B. Henderson; 

 1 male (46066). 



Off Havana, Cuba; May 26, 1893; State Univ. Iowa Exped.; 

 1 young male (Mus. S. U. I.). 



Off Frederickstadt, St. CroLx; lat. 17° 37' 55" N.; long. 64° 54' 20" 

 W.; 117 fathoms; R. brk. Sh.; temp. 65° *F.; January 5, 1879; station 

 132, U. S. C. S. S. Blalce; 1 female, ovigerous (2850, M. C. Z.). 



Barbados; 1918; Barbados-Antigua Expedition, University of 

 Iowa: SW. of Pelican Island, 1 mile; 38 fathoms; fine coral fragments; 

 May 13; station 1; 1 male (Mus. S. U. I.). W. by N. of telegraph 

 station; }/2 mile off shore about edge of drop off; 60 to 70 fathoms; 

 tangles; June 1; station 66; 1 female (Mus. S. U. I.). 



Near Colon, Panama; lat. 9° 32' 00" N.; long. 79° 54' 30" W.; 34 

 fathoms; brk. Sh.; April 2, 1884; station 2146, Albatross; 1 male 

 (52686). 



