Harriman Alaska series . Off Pribilof Islands, 20 fathoms, station Rat Islands, Aleutians, 55 fathoms, station Harbor, Unalaska, 93 fathoms, station North Head, Akutan Island, 72 fathoms, station south entrance to Akutan Pass, 45 fathoms, station Pass, 34 and 50 fathoms, stations 3220, of Unimak Island, 43 fathoms, station of Unimak Island, 42 fathoms, station miles south of Sannak Islands, 44 fathoms, station , 21-58 fathoms, stations 2850 (type locality), 2851, Bay, California, 35
Harriman Alaska series . Off Pribilof Islands, 20 fathoms, station Rat Islands, Aleutians, 55 fathoms, station Harbor, Unalaska, 93 fathoms, station North Head, Akutan Island, 72 fathoms, station south entrance to Akutan Pass, 45 fathoms, station Pass, 34 and 50 fathoms, stations 3220, of Unimak Island, 43 fathoms, station of Unimak Island, 42 fathoms, station miles south of Sannak Islands, 44 fathoms, station , 21-58 fathoms, stations 2850 (type locality), 2851, Bay, California, 35 fathoms, station 3155. SPIRONTOCARIS AMABILIS (Lenz). Hippolyte amabilis LENZ, Zool. Jahrb., Syst., xiv, 432, pi, XXXII, figs. 2, 3,1901. Bare Island, British Columbia (type locality). SPIRONTOCARIS DECORA decora RATHBUN, Proc. U. S. Nat. Mus., xxiv, 896, 1902. Female.—Carapace crested on its anterior half; rostrum longer thanthe carapace, armed with 4 or 5 teeth above, of which one or two are on. 80 RATHBUN the carapace, the anterior tooth in front of the middle of the not deep, but less slender than in .$*. gracilis and , a lit-tle concaveabove, butnearly hori-zontal ; lowerlimb narrow-in g dlStally FiG. 33. Spirontocaris Station 2946. irom near the posterior end, provided with 6 to 8 teeth; tipacuminate, reaching nearly to or beyond the an-tennal scale. Antennal and pterygostomian spinespresent, both well developed. Antennular peduncle between one third and onehalf the length of the antennal scale; spine at basereaching about to end of first segment. Thick-ened part of outer flagellum not reaching end ofantennal scale; inner flagellum twice as long asouter. Outer margin of antennal scale as long as the carapace; pedun-cle extending as far as the end of the second antennular segment. Max-illipeds extending beyond middle of antennal scale. The posterior margin of the third abdominal segment is producedbackward in the midd
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