Ray-finned hove - marudzi, mukuru maitiro, sechivako hove mhou

nehove Ray-finned nhengo imwe kirasi kukuru kwazvo, izvo zvinosanganisira anenge 95% vose parizvino anozivikanwa vagere nzizi, madziva, makungwa, uye nyanza. Wedzera kirasi iyi zvose mvura Nyika uye chinhu chakaparadzana bazi iri mhou superclass nehove.

nehove Ray-finned (actinopterygii) akawana zita rayo kubva muchiGiriki uye mitauro Latin. Inoitwa zvikamu zviviri - ". Chinyoreso" "danda" uye Zita iri chokuita nemamiriro zvimbi.

kushanduka

Sezvo marudzi ose ehove zvomumvura vavo Freshwater dzomuzana ukaongorora, ose nevanochera matongo munharaunda iyi inofarirwa masayendisiti. Sezvo Vakawana kuti mukuru Zvisaririra marangwanda hove ranzi-finned pamusoro mamiriyoni 420. Years. Maererano mamiriro isu takatsunga kuti chaiva chinorura kungova hurongwa paleoniskoobraznyh. Similar zvakawanikwa mhiri munharaunda Russia, Estonia neSweden.

Zvinotevera zvinokosha anowana vaiva pasi pemakore anopfuura miriyoni. 200 Years. Ndivo marangwanda wokutanga mhou nehove, izvo kwava kumadziteteguru ari zviuru kwazvakaita, vakabva kunzi ranzi-finned hove. The kwaita vakawanda mhando kushanduka akatsanangura chokuti vakamanikidzwa ajairane ezvinhu akasiyana uye siyana kwevari rezuva mwaranzi ari weboka shanduka hove. Paiva chokuita mapoka kuti vakamanikidzwa kuchinja zvishoma nezvishoma kuchinja dzakapoteredza nyika.

chikuru kupatsanura

Kirasi yose "hove Ray-finned" rakakamurwa mapoka maviri akasiyana:

• ganoid hove;
• novoperye hove.

hove Ganoid zvinosanganisira ano uye 12 Zvisaririra mapoka 2. Novoperye hove ndezvaJehovha boka duku, kupfuura siyana iyo - nehove mhou.

Pasinei vari vamiririri boka, vari kwazvo akasiyana pachiso uye mamiriro.

Ray-finned hove. General zvechadenga boka ganoid hove

Boka rokutanga, ganoid ranzi-finned hove, rinoumbwa vezvikwata mana chete. Kupfuura vakawanda uye kwakapararira vavo - Sturgeon. The nemamiriro vamiririri murayiro uyu panzvimbo chinyakare, havana rinenge rose marangwanda rinoumbwa shwashwa, umo kusina nomumwe vertebrae. Rinodzora rakaronga muna 5 misara nedhaimani serin'i mapfupa ndiro.

Chondrostei vakasiyana cartilaginous hove zvakaumbwa dehenya mapfupa, dakashwa matai uye kuvapo pakati dzinoshambira dundira. By Sturgeon chondrostei mimwe zvinokosha vezvokutengeserana ranzi-finned nehove, vamiririri - Sturgeon, Sturgeon, beluga uye nevamwe.

Nemamiriro boka hove mhou

Boka rechipiri ndiro zvemberi. mhou muviri hove akazadza mutete, vakagumisa kuti pave nemapfupa anobudira ndiro, iyo dzakakurumbira kuzivikanwa muchikero. Vakaronga Makwande maererano shingles. Ndivo kukura distinguishable zvindori izvo zvinogona kuona makore wacho.

Marangwanda rokunze jasi chinosanganisira munhu ossified vertebrae, ayo zvakabatanidzwa kubudikidza nemarunda kuti kubvumira kuti atsaudzire muviri hove. Mumwe chidimbu kubva nomuzongoza kupfuura cylindrical mugove aine chinhu chakakombama ane spinous kwacho. Kugadzwa okumusoro Maberere of vertebrae - nokuumba mugero kudzivirira musana. Achibva transverse dzinotsanagura ari vertebrae vanotorayirwa, kuti zviri zvakabatanidzwa rumbabvu mapfupa.

Ray-finned hove mhou veboka vane zvakanaka kuumbwa dehenya, zvinosanganisira vakawanda mapfupa. Uropi runochengetedzwa pfupa bhokisi. With dehenya mapfupa nomuzongoza iri fixedly machira.

Zvetsandanyama nemapfupa ezvinhu inoumbwa ne marangwanda uye tsandanyama, izvo Munodzinga zvimbi opercula, shaya. Ray-finned hove Kutama kuburikidza caudal streek guru zenze. Kugadzikana uye linearity apo kutyaira kunopa unpaired zvimbi. A aiwanzopiwa wokushanda zvimbi vachengetedze mamiriro akarurama mumvura uye vave zvidzoreso kutenderera.

howa kusiyana

Freshwater ranzi-finned uye siyana nehove zvomumvura, kukabatanidzwa imwe kirasi, vane inosiyana uye chitarisiko. The musiyano hukuru kubvira 8 mm kusvika 11 m. Munhu vamiririri anogona kuyera kusvika 2235 makirogiramu, chiri hove-mwedzi, icho Anosungwa 1908 munharaunda Sydney.

By nehove ranzi-finned marudzi ose herring, vakawanda Salmoniformes hove, Freshwater uye gungwa eels, kabhu hove, Catfish, cod, stickleback, mullet uye ose knot uye seflounder.

Zvigwenzi mhando

Unogona kuita refu mazita dzinonakidza zvekumwe vagere yakadzika gungwa uye musha aquariums enzvimbo kirasi iyi. Inonyanya unoshamisa aya ndiwo:

• hove murdzhan, maziso makuru kuti Kusiyana pinkish Ruvara pachiyero;
• ngirozi hove, inoshongedza gungwa inopenya mavanga uye fishnet mavara flakes;
• gungwa Bass, musangano rinogona kuva nengozi, nokuti hunokachidza fuma iri zvimbi;
• seahorse, iro rinogona vashongedze chero akwariyamu;
• labeotropheus hove vakarangana mazai mumuromo;
• scalar, bara kuti mukurumbira ari akwariyamu hakusi chete akanaka nechitarisiko, asiwo kuzvipira kwake kuna vaviri.

A-siyana veboka iri akazviratidza somugumisiro shanduka kwendangariro. To musi, vakawanda hove inowanikwa munzizi, makungwa, uye nyanza wedu nyika, asi 95% vose zviripo, rinoreva ranzi-finned. Chokwadi, tsanangura nhengo dzose zvisingabviri. Zvakawanda kwavari, asi kunakidza kudzidza kirasi iyi kuwedzera ruzivo nezvazvo. Hazvizivikanwi kuti vose vagere mumakungwa uye makungwa vakajaira vanhu, zvichida tiri kumirira zvitsva matongo uye nezvekufadza.