英文.... | Small, fishlike marine invertebrates that are probably the closest living relatives of the vertebrates. Their distinguishing characteristics include a notochord that extends the entire body length, with tip anterior to nerve cord; an atrium that is a single cavity with single ventral opening, but no heard; segments that are well developed; a head poorly developed; and no paired fins. |
頭索動物亞門 (亞門)............ | [AS-Academia Sinica] |
................. | 國家教育研究院-雙語詞彙、學術名詞暨辭書資訊網 August 24, 2011 |
................. | 智慧藏百科全書網 August 24, 2011 |
................. | 大英百科全書線上繁體中文版 August 24, 2011 |
................. | 脊椎動物學(上) 20 |
Cephalochordata(subphylum)............ | [VP] |
................. | Encyclopedia Americana (1985) 1:872 |
................. | CDMARC Subjects: LCSH (1988-) |
................. | Webster's Third New International Dictionary (1961) |
................. | Random House Unabridged Dictionary (1993) |
lancelet............ | [VP] |
................. | Getty Vocabulary Program rules |
lancelets............ | [VP] |
................. | Collier's Encyclopedia (1950) illustration, Vol. 2, 253 |
................. | CDMARC Subjects: LCSH (1988-) |
................. | Oxford English Dictionary (1989) |
................. | Judge and Toyne, Oxford Illustrated Encyclopedia (1985) Vol. 2, 182 |
................. | Webster's Third New International Dictionary (1961) |
................. | Random House Unabridged Dictionary (1993) |
................. | Animal Diversity Web (1995-) "lancelet." accessed 15 May 2007 |
cephalochordates............ | [VP] |
................. | Collier's Encyclopedia (1950) illustration, Vol. 2, 253 |
cephalochorda............ | [VP] |
................. | Webster's Third New International Dictionary (1986) |
Leptocardia............ | [VP] |
................. | CDMARC Subjects: LCSH (1988-) |
................. | Webster's Third New International Dictionary (1961) |
Leptocardii............ | [VP] |
................. | Webster's Third New International Dictionary (1961) |
Acrania............ | [VP] |
................. | Encyclopedia Britannica Online (2002-) "Cephalochorda." accessed 15 May 2007 |
Cirrostomi............ | [VP] |
................. | CDMARC Subjects: LCSH (1988-) |
................. | Webster's Third New International Dictionary (1961) |
amphioxi............ | [VP] |
................. | Encyclopedia Britannica Online (2002-) "amphioxus." accessed 15 May 2007 |
amphioxus............ | [VP] |
................. | Getty Vocabulary Program rules |
amphioxuses............ | [VP] |
................. | Encyclopedia Britannica Online (2002-) "amphioxus." accessed 15 May 2007 |
Subject:............ | [VP] |
................. | Webster's New Geographical Dictionary (1988) |
................. | Random House Dictionary of the English Language (1987) |
................. | Animal Diversity Web (1995-) "lancelet," accessed 15 May 2007 |
................. | Encyclopedia Britannica Online (2002-) "amphioxus," accessed 15 May 2007 |