与 «HETEROCERCAL»相关的英语书籍
在以下的参考文献中发现
heterocercal的用法。与
heterocercal相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
The heterocercal tail and longitudinal stability of sharks The caudal fin of
elasmobranchs is not symmetrical, the vertebral column is bent upwards at the
base of the tail and lies in the dorsal (epicordal) lobe of the fin. The dorsal lobe of
the fin is ...
Robert William Blake, 1983
2
Hyman's Comparative Vertebrate Anatomy
Heterocercal Tail Asymmetrical with vertebral axis or notochord bent upward in
the tail so that the external fin is larger below than above the axis; characteristic
of elasmobranchs and most other lower fishes. Examine the skeleton of an ...
3
Freshwater Fishes of Texas: A Field Guide
Body more fishlike; caudal fin either heterocercal (backbone extending well into
the upper lobe of caudal fin), abbreviated heterocercal (backbone only extending
slightly into upper lobe of caudal fin, or homocercal (backbone does not extend ...
Chad Thomas, Timothy H. Bonner, Bobby G. Whiteside, 2007
4
Ecology and Behaviour of Mesozoic Reptiles
He pointed out that he had initially taken a traditional view of the reversed
heterocercal tail as a device for generating a downthrust to overcome the natural
buoyancy of an air-breathing vertebrate. (A heterocercal tail is one in which the
two ...
J. L. Cloudsley-Thompson, 2005
5
The collected works of Sir Humphry Davy ...: Discourses ...
The argument made use of by this philosopher may be thus shortly stated : —
Homocercal fishes have in their embryonic state heterocercal tails ; therefore,
heterocercality is, so far, a mark of an embryonic state as compared with
homocercality ...
Sir Humphry Davy, John Davy, 1855
6
The Annals and Magazine of Natural History: Zoology, Botany, ...
The argument made use of by this philosopher may be thus shortly stated :—
Homocercal fishes have in their embryonic state heterocercal tails; therefore,
heterooercality is, so far, a mark of an embryonic state as compared with
homocercality; ...
Sir William Jardine, 1855
7
The Annals and Magazine of Natural History
The argument made use of by this philosopher may be thus shortly stated z—
Homocercal fishes have in their embryonic state heterocercal tails; therefore,
heterocercality is, so far, a mark of an embryonic state as compared with
homocercality; ...
8
Freshwater Fishes of the Northeastern United States: A Field ...
This is the adipose fin. Soft rays support the tail — or, more properly, the caudal
fin — of fishes. Three types of caudal fins are found: heterocercal, abbreviate
hete- rocercal, and homocercal. In the heterocercal caudal fin, the vertebral
column ...
9
Annals and Magazine of Natural History
a heterocercal tail, the caudal fin large, obliquely subtruncate or slightly concave
in the middle of the posterior margin, and confined to the lower side of the spine. I
find, from the examination of probably more perfect specimens than were at the ...
10
The annals and magazine of natural history, zoology, botany ...
The argument made use of by this philosopher may be thus shortly stated : —
Homocercal fishes have in their embryonic state heterocercal tails ; therefore,
heterocercality is, so far, a mark of an embryonic state as compared with
homocercality ...
包含词语«HETEROCERCAL»的新条目
找出国内和国际出版社所讨论的内容，以及词语
heterocercal在以下新条目的上下文中是如何使用的。
Blue Water Sturgeon Fest adds 5K race, 1K 'fun run'
The fish's primitive features include a skeleton made from cartilage and a heterocercal tail, both of which are characteristic of sharks, among the ... «New Baltimore Voice Newspapers, 三月 15»
WOW! Researchers Accidentally Capture Rare Thresher Shark Birth
Named for and easily recognized by their exceptionally long, thresher-like extreme heterocercal tail or caudal fins (which can be as long as the ... «American Live Wire, 一月 15»
