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单词 latimeria
释义

Latimeria


latimeria

(ˌlætɪˈmɪərɪə) n (Animals) any coelacanth fish of the genus Latimeria[C20: named after Marjorie Courtenay-Latimer (1907–2004), South African museum curator]
Thesaurus
Noun1.Latimeria - type genus of the Latimeridae: coelacanthgenus Latimeriafish genus - any of various genus of fishfamily Latimeridae, Latimeridae - extinct except for the coelacanthcoelacanth, Latimeria chalumnae - fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa

Latimeria


Latimeria

 

(Latimeria chalumnae), also known as coelacanth and East London coelacanth, a fish of the order Coelacanthini of the group of Crossopterygii fishes; the only known modern representative of this group. It differs from other crossoptery-gians by the secondary loss of internal nares, or choanae. The tail is three-lobed, and the paired fins have a short central axis. The head is transversely truncated in front; the scales are large and heavy. There is a cloaca and a spiral valve of the intestine. The body is sometimes more than 160 cm long and weighs over 80 kg. The females are somewhat larger than the males.

The latimeria is found in the Indian Ocean near the shores of southeastern Africa, primarily near the Comoro Islands. It feeds on other fishes. Apparently not a very motile fish, it uses its fins for swimming and for support on the bottom. The first living latimeria was caught in 1938 near the mouth of the Chalumna River; it was described by the ichthyologist J. L. Smith. Since then, about 20 specimens have been caught. Because the entire group of Crossopterygii was previously considered to be extinct since the Cretaceous period, the discovery of this species is of great interest.

G. V. NIKOL’SKII

MedicalSeecoelacanth

Latimeria


Related to Latimeria: Latimeria chalumnae, Latimeria menadoensis, Actinistia
  • noun

Synonyms for Latimeria

noun type genus of the Latimeridae: coelacanth

Synonyms

  • genus Latimeria

Related Words

  • fish genus
  • family Latimeridae
  • Latimeridae
  • coelacanth
  • Latimeria chalumnae
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更新时间:2024/11/11 20:58:47