Typhlonectidae
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Transcript of Typhlonectidae
Typhlonectidae
ZOOLOGI II
Typhlonectidae
taxonomi
ZOOLOGI II
Typhlonectidae
Klasifikasi ilmiah
Kingdom: AnimaliaPhylum: ChordataClass: Amphibia
Order: Gymnophiona Family:Typhlonectidae
ZOOLOGI II
Typhlonectidae
Genus dan spesies
• Genus Atretochoana – Atretochoana eiselti
• Genus Chthonerpeton – Chthonerpeton arii– Chthonerpeton braestrupi– Chthonerpeton exile– Chthonerpeton indistinctum– Chthonerpeton noctinectes– Chthonerpeton onorei– Chthonerpeton perissodus– Chthonerpeton viviparum
• Genus Nectocaecillia – Nectocaecillia petersii
• Genus Potomotyphlus – Potomotyphlus kaupii
• Genus Typhlonectes – Typhlonectes compressicauda– Typhlonectes natans
ZOOLOGI II
Typhlonectidae
5 genus dan 13
spesie
s
morfologi
• Unik diantara caecilians
• Sekunder perairan
• Memiliki panjang sekitar 140 – 750 mm
• Membuat lubang di air atau bawah air
• memiliki paru-paru trakea, tengkorak zygokrotaphic sekunder, serta annuli sekunder
ZOOLOGI II
Typhlonectidae
Lanjutan morfologi
• Dikenal sebagai aquatic caecilians or rubber eels
• tidak memiliki ekor tetapi beberapa memiliki "berdaging" sirip yang membentang di sepanjang bagian belakang tubuh.
• Tidak memiliki tentakel
ZOOLOGI II
Typhlonectidae
ekologi
• Spesiesnya akuatik atau semi-aquatik
ZOOLOGI II
Typhlonectidae
persebaran
• Ditemukan di daerah amerika selatan
ZOOLOGI II
Typhlonectidae
reproduksi
• Vivipar
• Juvenile memiliki insang luar
ZOOLOGI II
Typhlonectidae
Genus Atretochoana
Atretochoana eiselti(Nussbaum & Wilkinson 1995)
no common name
distribusi : amerika selatan.
ZOOLOGI II
Typhlonectidae
Chthonerpeton arii (Cascon & Lima-Verde 1994)no common nameDistribution: Known only from Ceará, Brazil.
Chthonerpeton braestrupi (Taylor 1968)Braestrup's CaecilianDistribution: Southeastern Brazil.
Chthonerpeton exile (Nussbaum & Wilkinson 1987)Bahia CaecilianDistribution: Known only from Bahia, Brazil.
Chthonerpeton indistinctum (Reinhardt & Lütken 1862)Argentine CaecilianDistribution: Southern Brazil, south to Argentina.
Genus Chthonerpeton
ZOOLOGI II
Typhlonectidae
Chthonerpeton noctinectes (Silvo, Britto-Pereira, & Carmaschi 2003)no common nameDistribution: Known only from type locality in Bahia, Brazil.
Chthonerpeton onorei (Nussbaum 1986)El Reventador CaecilianDistribution: Vicinity of Napo, Ecuador.
Chthonerpeton perrisodus (Nussbaum & Wilkinson 1987)Minas Gerais CaecilianDistribution: Known only from Minas Gerais, Brazil.
Chthonerpeton viviparum (Parker and Wettstein 1929)Santa Catarina CaecilianDistribution: Santa Catarina, Brazil.
Chthonerpeton indistinctum
IUCN Status:Least ConcernAdult Size:24.0 - 43.5cmDistribution:Argentina, Brazil,
Paraguay, and Uruguay.
ZOOLOGI II
Typhlonectidae
Genus Nectocaecilia
Upper Amazon Caecilians
Nectocaecilia petersii (Taylor 1968) Upper Amazon CaecilianDistribution: Upper Amazon Basin.
ZOOLOGI II
Typhlonectidae
Genus Potomotyphlus
Potomotyphlus kaupii(Taylor 1968)
Kaup's Caecilian
IUCN Status:Least Concern
Adult Size:25.0 - 69.5cm
Distribution:Amazon and Orinoco drainages of South America.
ZOOLOGI II
Typhlonectidae
Genus Typhlonectes
Aquatic Caecilians
Typhlonectes compressicauda (Duméril & Bibron 1841)Cayenne CaecilianDistribution: Amazon drainage system of south America.
Typhlonectes cunhai (Cascon, Lima-Verde, & Benevides Marques 1991)Cunha's CaecilianDistribution: Known only from type locality in the Amazonas region of Brazil.
Typhlonectes natans (Peters 1880)Rio Cauca caecilianDistribution: Cauca and Magdalena drainages of Northern Columbia and Northwestern Venezuela.
ZOOLOGI II
Typhlonectidae
IUCN Status:Least ConcernAdult Size:Up to 52.3cm
Distribution:Amazon basin of Brazil, Columbia, French Guiana, Guyana, Peru,Surinam, Peru, and
Venezuela.
Habitat in French Guiana.
Typhlonectes compressicauda
ZOOLOGI II
Typhlonectidae
lanjutan
Closeup of cloacal disc of T. compressicauda
T. compressicauda has 10 denticulations in its circular cloacal disc; a distinguishing feature from the 9 denticulations of the similar T. natans.
ZOOLOGI II
Typhlonectidae
IUCN Status:Least Concern
Adult Size:25.0 - 60.0cmDistribution:Cauca and Magdalena Drainages of
Columbia and Northestern Venezuela
Typhlonectes natansZOOLOGI II
Typhlonectidae
lanjutan
Newborn larvae with gills Juvenile after recently losing gills
ZOOLOGI II
Typhlonectidae
lanjutan
Close-up of female cloacal disc. Close-up of male cloacal disc.
T. natans has 9 denticulations in its circular cloacal disc; a distinguishing feature
from the 10 denticulations of the similar T. compressicauda.
ZOOLOGI II
Typhlonectidae
Daftar pustaka
• http://en.wikipedia.org/wiki/Typhlonectidae
• http://www.gymnophiona.org/database/
• http://amphibiaweb.org/lists/Typhlonectidae.shtml
ZOOLOGI II
Typhlonectidae