MARINE INVERTEBRATES 



247 



SESSIONAL PAPER No. 38a 



Bathymetric Tables — Continued. 



Bathymktbic Range. 



Min. 



and 



Max. 



Depth. 



Inter- 

 tidal. 

 Zone. 



Fathoms. 



1-15 



15-50 50-100 100 X 



Gasteropoda — Con . 



Lunatia nana (Moller) = Polyniees nana 35 



Margarita acuminata (Sowerby) Mighels & Adams 



Margarita cinerea Couthouy 19 



Margarita cinerea var grandis (Morch) G. O. Sars. 



42 



Margarita helicina (Fabricius) 19, 42 



Margarita oliviacea (Brown) 



Margarita umbilicalis Broderip & Sowerby 



Margarita undulata Sowerby 42 = Margarites un- 



dulatus 35 



Marsenina glabra (Couthouy) 



Melampus bidentatus Say 



Melampus lineatus Say 35, 46 



Menestho albula (Fabricius) 



Menestho striatula (Couthouy) = Couthouyella. 



striatula 15, 35 



Molleria costulata (Moller) 



Nassa (Ilyanassa) obsoleta Say 35, 46 



Nassa (Tritia) trivittata Say 35, 46 



Natica clausa Broderip & Sowerby 35, 42 



Neptunea decemcostata (Say) 42, 46 



Neptunea despecta var. tornata Gould 



Odostomia bisuturalis (Say) 15, 35 



Odostomia fusca (Adams) 35 



Odostomia seminuda (Adams) 35 



Odostomia trifida (Totten) 35 



Odostomia (Menestho) trifida bedequensis Bartsch 



15 



Odostomia (Chrysallida) willisi Bartsch 15 



Onchidoris muricata (Muller) 



Onchidoris pallida (Stimpson = Lamellidoris 



pallida 35 



Philine eingulata G. O. Sars 



Philine finmarchica M. Sars 



Philine fragilis G. O. Sars 



Philine lima (Brown) 19 



Philine quadrata (Searles Wood) 



Polycera. lessonii Orbigny 



Puncturella noachina (L) 42 



Puncturella princeps Michcls 30 



Purpura lapillus (L) 42 = Thais lapillus 35, 46 



Ptychatractus ligatus (Mighels) 30 



Retusa gouldii (Couthouy) 



Retusa nitidula (Loven) 



Retusa pertenuis (Mighels) 19, 42 



Scalaria (Acirsa) costulata (Mighels) 



Scalaria groenlandica Perry 42 = Boreoscala 



groenlandica 35 



Scaphander punctostriatus (Mighels) 19 



Scisssurella crispata Fleming 



Sipho ossiani (Friele) 



Sipho pubescens Vcrrill) 



Sipho pygmaeus (Gould) 42 



Sipho stimpsoni (Morch) 42 



Sipho spitzbergensis (Reeve) 



Sipho ventricosus (Gray) 



Skeneia plaaorbis (Fabricius) 35 



Solariella obscura (Couthouy) 



Solariella obscura var. bella 



Solariella varicosa (Mighels & Adams) 



Thais lapillus (L) 46 



Tonicella marmorea (Fabricius) 19, 42 



Tomatina canaliculata (Say) 35 



Trachydermon albus (L) 



Trachydermon ruber (L) 35 = Trachydermon 



rubrum 19 



45.... 

 40... 

 10-60. 



10-60. 

 I.T... 

 4-60.. 



3-50. 

 15... 

 I.T.. 

 T.T.. 

 2-15. 



7-204... 



4 



0-6 



I.T.-60. 

 19-110.. 



0-45 



10-60... 



3-6.. 

 2-10. 



3-21. 



25 



90 



90 



90 



10-15... 

 180-220. 



O-20 



I.T.-50. 



r.T. 



15-60. 



200.. 

 8-10. 



10-109. 

 200. . . . 

 4-790.. 

 180. . . . 

 88-91 . . 

 O-430.. 

 0-112.. 

 1-60... 



I.T... 

 10-60. 

 10-90. 

 1-60.. 

 0-6.... 

 50... 

 3-5... 

 O-50.. 



'-40. 



