SYSTEMATIC INDEX 



Illustrations are indexed separately for Part I by indicating the page number with an * 

 (asterisk). The main systematic reference is indicated by figures in Bold Face type. 



Acraniata, 134, 138 



Amphioxus, 139 



Annelida, 4, 23, 24, 55, 59, 132 



Archicoelomata, 5 



Argiope, 133 



Athecanephria, 151, 152, 154, 169 



Balanoglossus, 57, 58 



Birsteinia, 21, 25, 26, 31, 36, 47, 75, 121, 



122, 130, 141, 143, 152, 154, 162, 169, 



407 



Galathealinum, 5, 12, 14, 27, 130, 131, 143, 



144, 153, 333, 366, 403^04 

 G. articum, 404, 414-418, 456 

 G. brachiosum, 8, 25, 130, 143, 403, 404, 



407-414, 417, 418, 456 

 G. bruuni, 25, 27, 128, 403, 404-406, 407, 



412, 413, 417, 418, 456 

 Graptolithoidea, 138 



Hemichordata, 4, 5, 11, 50, 56, 59, 67, 75, 

 134, 137, 138 



B. vitjasi, 21, 27, 128, 141, 162, 169-174, Heptabrachia, 11, 24, 25, 26, 130, 142, 143, 



346, 456 

 Brachiata, 5 

 Brachiopoda, 133 

 Branchiostoma, 137, 138, 139 

 Bryozoa, 8 



Cephalodiscus, 138, 139 



Cephalopods, 55 



Chaetognatha, 5, 135 



Chlidonophora chuni, 133 



Chordata, 54, 56 



Crustacea, 55 



Cyclobrachia, 25, 26, 143, 144, 153, 333, 



365-366 

 C. auriculata, 124, 129, 366, 367-370, 460 



144, 152, 333,, 366, 371, 407 

 H. abysskola, 17, 21, 47, 124, 333, 334, 



335-338, 340, 346, 353, 460 

 H. beringensis, 7, 14, 21, 26, 144, 333, 334, 



338, 346, 347-350, 353, 357, 361, 362, 



365, 366, 459 

 H. canadensis, 333, 334, 362-365, 456 

 H. celebensis, 333, 334, 354-356, 362, 456 

 H. ctenophora, 333, 334, 357-362, 365, 383, 



456 

 H. gracilis, 14, 17, 21, 28, 233, 333, 337, 



338-342, 350, 353, 354, 356, 359, 362, 



365, 460 

 H. subtilis, 10, 11, 13, 17, 24, 121, 122, 124, 



129, 333, 334, 337, 342-346, 353, 456 

 H. talboti, 131, 333, 334, 346, 350-354, 456 



Deuterostomia, 3, 5, 8 



Dipleurula, 59 



Diplobrachia, 5, 25, 26, 35, 120, 131, 142, 



143, 146, 153, 167, 168, 333, 361, Lamellisabella,4, 5,7, 11, 14,25, 26, 31, 35, 



Krampolinum, 333 



K. galatheae, 129, 393, 456 



370-371, 436 

 D. belajevi, 130, 371, 376-378, 387 

 D. capillaris, 371, 378-381, 387, 393, 456 

 D. japonica, 121, 122, 124, 129, 200, 



371-376, 377, 378, 387, 456 

 D. southwardae, 293, 371, 381-387, 456 



Echinodermata, 5, 54 



Enteropneusta, 3, 4, 5, 50, 54, 55, 56, 57, 

 58, 117, 136, 139, 156 



36, 41, 44, 45, 47, 48, 54, 60, 69, 73, 77, 

 84, 85, 90, 91*, Plate III, facing p. 92, 

 98, 120, 122, 130, 135, 143, 153, 366, 388, 

 421-423 



L. gorbunovi, 5, 131, 400 



L. ivanovi, 129, 130, 361, 383, 422, 423, 

 434-436, 438, 444, 461 



L. johanssoni, 13, 14, 35, 47*, 97*, 120*, 

 121, 124, 129, 422, 424, 425, 428, 

 429-434, 436, 438, 439, 443, 444, 460 



471 



