NO. 1573. PARASITIC COPEPODS— WILSON. 423 



All the following specimens were taken at Woods Hole or in the 

 immediate vicinity, unless otherwise stated : 



From Atwood's shark, Oarcharodou carcharias, Cat. No. 6172 

 U.S.N.M. (20 females); Cat. No. 6195, U.S.N.M. (2 males); Cat. No. 

 32756, U.S.N.M. (1 adult and 5 young females). 



From sand shark, Carcharias littoralu-, Cat. No. 6021, U.S.N.M. (25 

 females); Cat. No. 6023, U.S.N.M. (1 male); Cat. No. 6028. U.S.N.M. 

 (8 females) ; Cat. No. 6029,U.S.N.]\r. (5 males) ; Cat. No. 6030, U.S.N.M. 

 (3 young females) ; Cat. No. 6034, U.S.N.M. (15 females); Cat. No. 

 6041, U.S.N.M. (1 female); Cat. No. 6042, U.S.N.M. (2 males taken 

 with Cat. No. 6041, U.S.N.M.); Cat. No. 6075, U.S.N.M. (2 males and 

 2 females, 1 pair in coition); Cat. No. 6202, U.S.N.M. (3 females); 

 Cat. No. 6206, U.S.N.M. (2 males); Cat. No. 6208, U.S.N.M. (1 

 female) ; Cat. No. 8121 U.S.N.M. (6 females) ; Cat. No. 8128, U.S.N.M. 

 (2 males); Cat. No. 10744, U.S.N.M. (20 females); Cat. No. 12227, 

 U.S.N.M. (2 females); Cat. No. 12674, U.S.N.M. (5 females); Cat. 

 No. 12675, U.S.N.M. (10 females); Cat. No. 32730, U.S.N.M. (5 young 

 females) ; Cat. No. 32745, U.S.N.M. (2 males) ; Cat. No. 32746,ir.S.N.AI. 

 (a young female) ; Cat. No. 32748, U.S.N.M. (20 females very pale in 

 color without pigment) ; Cat. No. 32749, U.S.N.M. (a male and female 

 in coition); Cat. No. 32750, U.S.N.M. (a male); Cat. No. 32751, 

 U.S.N.M. (4 young females and 2 males); Cat. No. 32755, U.S.N.M. (5 

 females); Cat. No. 32759, U.S.N.M. (10 females and 2 males, 1 pair in 

 coition); Cat. No. 32762, U.S.N.M. (5 females); Cat. No. 32763, 

 U.S.N.M. (10 females and 5 males); Cat. No. 32764, U.S.N.M. (5 

 females); Cat. No. 32766, U.S.N.M. (25 females): Cat. No. 32767, 

 U.S.N.M. (25 females) ; Cat. No. 32768, U.S.N.M. (5 females) ; Cat. No. 

 32769, U.S.N.M. (5 females); Cat. No. 32770, U.S.N.M. (20 females); 

 Cat. No. 32774, U.S.N.M. (30 females and 3 males); Cat. No. 32755, 

 U.S.N.]^[. (5 females). 



From smooth dogfish, Mustelus canis, Cat. No. 6046, U.S.N.M. (5 

 females) ; Cat. No. 6199, U.S.N.M. (5 females) ; Cat. No. 6203,U.S.N.M. 

 (3 females) ; Cat. No. 6207, U.S.N.M. (1 female) ; Cat. No. 8124,U.S.N.M. 

 (1 female) ; Cat. No. 8125, U.S.N.M. (1 male taken with Cat. No. 8124, 

 U.S.N.M.); Cat. 8126, U.S.N.M. (2 young females) ; Cat. No. 10745, 

 U.S.N.M. (3 females); Cat. No. 16090, U.S.N.M. (3 females and 1 

 male, taken off Avon, N. J.); Cat. No. 32733, U.S.N.M. (2 young 

 females and 1 male); Cat. No. 32758, U.S.N.M. (2 females); Cat 

 No.[32760,U.S.N.M. (8 females) ; Cat. No. 32761, U.S.N.M. (3 females). 



From dusky shark. Carcharhinus ohscurus, Cat. No. 6031, U.S.N.M. 

 (1 male) ; Cat. No. 6032, U.S.N.M. (1 male) ; Cat. No. 32747, U.S.N.M. 

 (3 females and 1 male) ; Cat. No. 32773, U. S.N. M. (3 females). 



From mackerel shark, Lamna cornuhica, Cat. No. 32765, U.S.N.M. 

 (75 females). 



