Trochophores yog spherical los yog pear-puab thiab yog girdled los ntawm ib lub nplhaib ntawm cilia (feeb plaub hau zoo li qauv) , prototroch, uas ua rau lawv ua luam dej. … Nyob rau hauv ib co mollusks (xws li gastropods thiab bivalves), lub trochophore loj hlob mus rau ib tug thib ob theem, lub veliger veliger Veliger, larva raug ntawm tej yam mollusks xws li marine snails thiab bivalves thiab ob peb dej qab zib bivalves. Lub veliger tsim los ntawm trochophore (q.v.) larva thiab muaj loj, ciliated lobes (velum). … Tsis tas li ntawd, tus mollusk pib tsim ib ko taw thiab lub plhaub thaum lub sij hawm veliger. https://www.britannica.com › science › veliger
Veliger | mollusk larva | Britannica
(q.v.), ua ntej metamorphosing rau cov neeg laus daim ntawv.
pom trochophore larvae nyob qhov twg?
Trochophore larvae feem ntau pom muaj nyob hauv Mollusca thiab Annelida. Yog li qhov kev xaiv raug yog A) Annelida thiab Mollusca. Lus Cim: Ntau yam kab mob tsis tuaj yeem txhim kho mus rau hauv lawv cov neeg laus cov ntaub ntawv tom qab yug me nyuam thiab yog li mus dhau ntau theem kev loj hlob.
Yuav ua li cas phyla muaj trochophore larvae?
Trochophores muaj nyob hauv daim ntawv larval nyob rau hauv trochozoan clade, uas suav nrog entoprocts, molluscs, annelids, echiurans, sipunculans thiab nemerteans. Ua ke, cov phyla ua ib feem ntawm Lophotrochozoa; Nws muaj peev xwm hais tias trochophore larvae muaj nyob rau hauv lub neej voj voog ntawm pab pawg poj koob yawm txwv.
Txhua tus mollusks muaj trochophoreLav?
Introduction to Molluscs
Lawv sib koom ib tug poj koob yawm txwv nyob deb nrog cov kab mob annelid, ib qho cuab yeej cuab tam evolutionary qhia los ntawm lawv cov larval daim ntawv, hu ua trochophore larva, pom nyob rau hauv tag nrho cov molluscsthiab hauv qee qhov marine annelids hu ua polychaete worms.
Cnidarians puas muaj trochophore larvae?
Trochophore larvae yog tus cwj pwm los ntawm ob bands ntawm cilia ncig lub cev. Cov lophotrochozoans yog triploblastic thiab muaj lub embryonic mesoderm sandwiched ntawm ectoderm thiab endoderm pom nyob rau hauv diploblastic cnidarians.
