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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 Excerpt:...in many samples from the tropical Atlantic, but as I am not convinced of the correctness of the determinations, I prefer to leave out all my notes about this genus. ELAPHOCOCCUS CERVICORNIS Hkl. (Monogr. pag. 370 Pl. XIV fig. 4-6/ 1H!18 February: 30 N. 7 1 W. November: Azores Temperature: 18.3 to 20.4. Plankton-type. According to Hjeckki. cosmopolitan, Mediterranean, Indian, Pacific. My specimens were found in Desmo-and Styli-plankton intermingled. EUCHITONIA TRIANGULUM (ehb.) (Sltjlartis Ehb. Abh. d. Berl. Akad. 1872. Pl. VIII lig. 9.i 1898 October: 2V S. 36 W. 1899 January: 45 N. 49 W. June: 14 S. 6 W. Temperature: 19, mean of 3 obs., max. 23, min. 12. Salinity: 36.4e N., mean of 3 obs., max. 37.si, min. 35..-,i. Plankton-type. Noted from the Pacific and the Azores.--/? EUCHITONIA YPSILOIDES Hki.. (Chall. pag. o36. 1898 December: 18' N. 67 W. Temperature: 26.8. Salinity: 34.x». Plankton-type. Noted from the Mediterranean and the Canaries.--My specimen was found in Styli-and Desmo plankton intermingled. EUCYRTIDIUM CIENKOWSKII Hkl. tChall. pag. 1493 Pl. LXXX fig. 9.) 1898 February: 16 N. 71 W. March: 8--9 N. 59 W. December: 19 N. 58 W. Temperature: 26.s, max. 27, min. 26. Salinity: 35,so to 35.88. Plankton-type. Found in the South Pacific, abysmal.--D. EUCORONIS NEPHROSPYRIS Hkl. (Chall. pag. 977 Pl. LXXXI1 iig. 5. 189H November: 19' N. 58 W. December: 18 N. 67 W. Temperature: 26.8. Salinity: 34.88 to 35.2». Plankton-type. Occurs in the Mediterranean and Indian Ocean.--D. EUPHYSETTA LUCANI Boroert. (Ergebn. d. Plankton Expedition A. Pl. VI fig. 8. 1899 January: 45 N. 49 W., very rare Temperature: 12. Salinity: 35.54. Plankton-type. The sample in which this species was found, contained chiefly Tricho-plankton and some Styli-plankton. EUPHYSETTA NA...