ILLUSTRATIONS IX 



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44. Polyipnus asteroides, new species: Holotype I39 



45. Polyipnus triphanos, new species: Holotype 140 



46. Species of Euphrosyne 171 



47. New species of Dugesia and Sorocelis 421 



48. New species of Sorocelis and Geoplana 424 



49. New species of Geoplana and Bipalium 429 



50. Species of Bipalium and Rhynchodemus 432 



51. Leptoplana vesiculata, new species: Type, copulatory complex 435 



52. Asellus hobbsi, new species: Legs of male and female 459 



53. Typical dermal denticles from the lateral surface of Mustelus norrisi, 



new species 463 



54. Typical dermal denticles from the lateral surface of Mustelus mustelus 



(Linnaeus) 464 



55. Outline of tails of Mustelus griseus Pietschmann and Mustelus norrisi, 



new species 465 



56. Poraniopsis japonica, new species: Spines 471 



57. Diagrams of portion of heads and bodies of Nautopaedium porosissimum, 



Porichthys myriaster, P. greenei, and P. margaritatus 487 



58. Bathylagus alascanus, new species: Holotype 506 



59. Macropinna microstoma, new genus and species: Holotype 510 



60. Macropinna microstoma, new genus and species 512 



6 1 . Macropinna microstoma, new genus and species 513 



62. Photonectops multipunctata, new genus and species: Holotype 517 



63. Sudis squamosa, new species: Holotype 521 



64. Lestidium (Bathysudis) par ri, new species: Holotype 521 



65. Myctophum oculcum, new species: Holotype 525 



66. Lampanyctus micropunctatus, new species: Paratype 528 



67. Neoscopelarchoides dentatus, new genus and species: Holotype 531 



68. Melamphaes cavernosus, new species: Holotype 534 



69. Melamphaes rugosus, new species: Holotype 536 



70. Oneir odes bulbosus, new species: Holotype 539 



71. Heads of Nothomyia parvicornis, new species, and Cyphomyia planifrons, 



new species, and wing of Macromeracis longicornis (Philippi) 598 



