CNIDARIA - ŽARNJACI.

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Presentation transcript:

CNIDARIA - ŽARNJACI

Građa tijela

Cnidaria Anthozoa -koralji Scyphozoa -režnjaci Hydrozoa -obrubnjaci Cubozoa - kubomeduze

HYDROZOA - OBRUBNJACI

Građa hidromeduze Aglaura sp. Građa hidromeduze obrubnjaka

Razred: HYDROZOA – obrubnjaci Aglaura sp. – građa hidromeduze - EKSUMBRELA - SUBUMBRELARNI PROSTOR - VELUM - LOVKE - GASTROVASKULARNA ŠUPLJINA - MANUBRIJ - GONADE - PRSTENASTA CIJEV - RADIJALNA CIJEV

SCYPHOZOA - REŽNJACI

EKSUMBRELA SUBUMBRELA Vanjska i unutrašnja građa skifomeduze morska mjesečina Pelagia noctiluca

Životni ciklus skifomeduze, uhati klobuk (Aurelia aurita)

Razred: SCYPHOZOA –režnjaci Pelagia noctiluca - morska mjesečina vanjski izgled i unutrašnja građa skifomeduze - EKSUMBRELA - SUBUMBRELA - LOVKE (8) - RUBNI NASTAVCI (16) - MANUBRIJ - TENTAKULI MANUBRIJA (USNI TENTAKULI) (4) - EPIDERM - MEZOGLEJA - GASTRODERM - USTA - ˝ŽELUDAC˝ - GASTROVASKULARNA ŠUPLJINA - RADIJALNI KANAL (16) - GASTRALNI FILAMENTI - GONADE - ROPALIJ (8)

ANTHOZOA - KORALJI

Hexacorallia Octocorallia

Hexacorallia Cladocora caespitosa (busenasti koralj) Actinia equina (crvena moruzgva) Cerianthus membranaceus (opnena voskovica) Adamsia palliata (plaštana moruzgva) Anemonia viridis (smeđa vlasulja)

Razred: ANTHOZOA - koralji Podrazred: HEXACORALLIA Actinia equina - crvena moruzgva A. equina - vanjski izgled - LOVKE - USNI OTVOR - USNO POLJE - STIJENKA TIJELA (KOLUMNA) - PODNOŽNA PLOČA kontrahirana – oseka ispružena - plima

Razred: ANTHOZOA - koralji Podrazred: HEXACORALLIA Actinia equina - crvena moruzgva A. equina – uzdužni presjek (u paru) - LOVKE - USTA - ŽDRIJELO - SEPTE - PODNOŽNA PLOČA

mezogleja gastroderm Sagartia dohrnii - poprečni presjek u visini ždrijela

Razred: ANTHOZOA - koralji Podrazred: HEXACORALLIA Sagartia dohrnii Sagartia dohrnii - poprečni presjek u visini ždrijela - ŽDRIJELO - PREGRADA I REDA (POTPUNA SEPTA) - PREGRADA II REDA (NEPOTPUNA SEPTA) - PREGRADA III REDA (NEPOTPUNA SEPTA) - GASTROVASKULARNA ŠUPLJINA - EPIDERM - MEZOGLEJA - GASTRODERM - SULKUS (SIFONOGLIF) - SULKALNA STRANA - ASULKALNA STRANA - GASTRALNI (MEZENTERIJALNI) FILAMENTI - GONADE - MIŠIĆ RETRAKTOR NA SEPTI

Fungia sp. Građa egzoskeleta Hexacorallia Caryophyllia inornata

Octocorallia Alcyonium palmatum (blijeda ručica) Veretillum cynomorium (narančasti veretilum) Corallium rubrum (crveni koralj) Eunicella cavolinii (morsko stabalce) Pennatula rubra (crveno perce)

Podrazred: OCTOCORALLIA Alcyonium palmatum - blijeda ručica ili kožnati koralj A. palmatum – habitus A. palmatum - sklerodermiti - ANTOKODIJ - CENENHIM

Veretillum cynomorium

Podrazred: OCTOCORALLIA Veretillum cynomorium – narančasti veretilum V. cynomorium - građa polipa - ANTOKODIJ - LOVKE (8) - PINULE - PREGRADA (8) - GASTRALNI FILAMENT (6) (žljezdane stanice) - ASULKALNI FILAMENT (2) (stanice s bičevima) - USNI OTVOR - ŽDRIJELO V. cynomorium - poprečni presjek u visini ždrijela - STIJENKA TIJELA - UVUČENA LOVKA - ŽDRIJELO - GASTROVASKULARNA PREGRADA (8) ŠUPLJINA

Anthozoa Scyphozoa Hydrozoa Morski Morski Morski i slatkovodni Polip Meduza i polip Polip i meduza Pojedinačni i zadružni Pojedinačni Pojedinačni i zadružni Gonade gastrodermalnog podrijetla Gonade gastrodermalnog podrijetla Gonade epidermalnog podrijetla Mezogleja sa stanicama Mezogleja sa stanicama Mezogleja bez stanica Žarnice u epidermi i u gastrodermi Žarnice u epidermi i u gastrodermi Žarnice u epidermi Polip: GVŠ pregrađena 6X ili 8 Ždrijelo Usta na ravnoj usnoj ploči GVŠ sa 4 pregrade Reduciran Usni čunj GVŠ bez pregrada Usni čunj Meduza: Nema Nema velum GVŠ sa 4 pregrade Puno mezogleje Ima velum GVŠ nepodijeljena, ali Postoje 4 radijalna kanala Malo mezogleje