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6. 
ASTROPECTINIDAE. 
ASTROBECHININSE: 
Gattung Dipsacaster Alcock. 
Übersicht der bekannten Arten. 
. Dipsacaster sloadeni Alcock. 
Dipsacaster sladeni Alcock 1893, Annals and Mag. N. H., Ser. 6, Vol. ıı, p. 87, Taf. 5, Fig. 3—4. 
Andamanen, 460 m. 
. Dipsacaster pentagonalıs Alcock. 
Dipsacaster pentagonalis Alcock 1893, Journ. Asiat. Soc. of Bengal, Vol. 62. Part 2, p. 4. 
5 s Alcock 1894, Illustrations, Taf. 3, Fig. 3, 3@e. Andamanen, 200 m. 
. Dipsacaster pretiosus Döderlein, p- 21% 
Astrogonium pretiosum Döderlein 1902, Zool. Anzeiger, Bd. 25, p. 326. Japan, 20—200 m. 
Dipsacaster nesiotes Fisher. 
Dipsacaster nesiotes Fisher 1905, p. 296. 
& n Fisher 1906, p. 1026, Taf. 9, Fig. 3, 3«; Taf. 10, Fig. 2— 22; Taf. 12, Fig. ı 2. 
Hawaii-Inseln, 517—564 m. 
Dipsacaster eximius Fisher. 
Dipsacaster eximius Fisher 1905, p. 296. 
: Fisher igıI, p. 85,86, Taf. ıı, Fig. ı 2; Taf. 13, Bie. 2; Daf. 14, Bier; ; 
Taf. 16, Fig. 3; Taf. 52, Fig. 1—1e. 
Californien, Monterey-Bai bis San Diego, 377—960 m. 
Dipsacaster borealis Fisher. 
Dipsacaster borealis Fisher 1910, p. 546. 
n A Fisher ıgıI, p. 91, Taf. 12, Bissı 2, Naty 13, @Kig- 1; Wat 14,EB10222, 
Taf. 52, Fig. 2—2Ö. Beringsmeer u. Aleuten, 221—642 m. 
. Dipsacaster laetmophilus Fisher. 
Dipsacaster laetmophilus Fisher 1910, p. 547. 
. n Fisher ıgıL, p.95, Taf. ı2, Fig. 3; Taf. ı5, Fig. 1—2; Taf. 52, Fig. 3— 35; 
Taf. 53, Fig. 2. Alaska, 1270 m. 
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