Invertebrate catch by stations (Continued) 



Station: F-6 (Cont.) 



Echinodermata 

 Asteroidea 



Leptasterias polaris acervata ? 

 Evasterias troschelii ? 

 Ophiuroidea 

 Ophiura sarsii 

 Gorgonocephalus caryi 

 Chordata 

 Ascidiacea 



Colonial tunicates of 

 family Synoicidae 



Station: 



Range of depth: 

 Bottom type: 

 Range of temp.: 



F-7 



40-42 fathoms 

 fine grey sand 

 -1.4* to ♦2.8* C. 



Coelenterata 

 Hydroids 

 Alcyonacea 

 Gersemia nihriformis 

 Annelida 

 Polychaeta (scale worms) 

 Hirudinidae 

 Bryozoa 



Mesentenpora meandrina 

 Other bryozoans 

 Anthropoda 

 Crustacea 

 Cirripedia 



Balanus hesperius 

 Decapoda 

 Crangon dalli 

 Argis dentata 

 Pagurus aleuticus 

 Pagurus hrandti 

 Pagurus splendescens 

 Paralithodes camtschatica 

 Chionoecetes sp. 

 Hyas coarctatua alutaceus 

 Mollusca 

 Pelecypoda 



Clinocardium ciliatum 

 Serripes grSnlandicus 

 Hiatella sp. 

 Gastropoda 



Crepidula grandis 

 Polinices pallidus 



Fusitriton oregonensis 



Buccinum polare 



Buccinum tenue 



Buccinum undatum var. striatum 



Pyrulofusus deformis 



Colus spitzbergensis 



Neptunea heros 



Neptunea lyrata 



Neptunea pribiloffensis 



Volutopsius fragilis 



Leuco syrinx circinata 

 Echinodermata 

 Asteroidea 



Pteraster obscura 



Asterias amurensis 



Leptasterias groenlandica ? 



Leptasterias polaris ? 



Leptasterias polaris katherinea ? 



Evasterias troschelii ? 

 Ophiuroidea 



Ophiura sarsii 



Gorgonocephalus caryi 

 Echinoidea 



Strongylocentrotus drobachiensis ? 

 Holothuroidea 



Cucumbers 

 Chordata 

 Ascidiacea 



Dendrodoa pulchella 



Boltenia ovifera 



Station: 



Range of depth: 

 Bottom type: 

 Range of temp.: 



F-8 



39-42 fathoms 



sandy mud 



-0.7* to +2.8" C. 



Coelenterata 

 Hydroids 

 Alcyonacea 

 Gersemia rubriformis 

 Annelida 



Polychaeta (scale and tube worms) 

 Bryozoa 



Mesentenpora meandrina 

 Other bryozoans 

 Arthropoda 

 Crustacea 

 Amphipoda 

 Decapoda 



55 



