654 THE VOYAGE OF H.M.S. CHALLENGER. 
Sration 73. Westof Fayal, Azores. June 30,1873. Lat. 38° 30’0”N., long. 31° 14’ 0” 
W. Depth 1000 fathoms. Pteropod ooze. Bottom temperature 39°:4 
Fahr. ; surface temperature 69°:0 Fahr. 
Plutonaster notatus. 
Neomorphaster eustichus. Also at Station 76. 
Sration 75. Between the Islands of Fayal and San Jorge (Azores). July 2, 1873. 
Lat. 38° 38’ 0” N., long. 28° 28’ 30” W. Depth 450 fathoms. Volcanic 
mud. Surface temperature 70°:0 Fahr. 
Astropecten hermatophilus. 
Chextaster longipes. Also at Station 36. 
Ophidiaster attenuatus. 
Ophidiaster ophidianus. 
Station 76. Between the Islands of San Miguel and Pico (Azores). July 3, 1873. 
Lat. 38° 11’ 0” N., long. 27° 9’ 0” W. . Depth 900 fathoms. Pteropod ooze. 
Bottom temperature 40°0 Fahr. ; surface temperature 70°0 Fahr. 
Pontaster venustus. Also at Station 79. 
Neomorphaster eustichus. Also at Station 73. 
Station 78. Between the Islands of San Miguel and Santa Maria (Azores). July 10, 
1873. Lat. 37° 26’ 0” N., long. 25° 13’ 0” W. Depth 1000 fathoms. Vol- 
canic mud. Surface temperature 71°°0 Fahr. 
Plutonaster abbreviatus. 
Aphroditaster gracilis. 
Pentagonaster lepidus. 
Sration 79. Between the Azores and Madeira. July 11,1873. Lat. 36° 21’ 0” N., 
long. 23° 31’ 0” W. Depth 2025 fathoms. Globigerina ooze. Bottom 
temperature 35°'9 Fahr. ; surface temperature 71°°5 Fahr. 
Pontaster venustus. Also at Station 76. 
Dytaster biserialis. 
Station 89. Between the Canary Islands and Cape Verde Islands. July 23, 1873. 
Lat. 22° 18’ 0” N., long. 22° 2’ 0” W. Depth 2400 fathoms. Globigerina 
ooze. Bottom temperature 36°°6 Fahr. ; surface temperature 73°°5 Fahr. 
Lonchotaster tartareus. 
Thoracaster cylindratus. 
Freyella tuberculata. Also at Station 346. 
