Hutchins, M. 2003. ( Log Out /  They are considerably smaller than other members of the genus Acrochordus, but have the most striking appearance of any Acrochordus species. Females are stout, while males are comparatively slender.

Description: Based on 19 specimens (from 762-1756 mm SVL). Jaffna waters. Low growth rates and delayed maturation in Arafura file snakes (Serpentes: Acrochordidae) in tropical Australia. This study considers any snakes with paddle shaped tail as marine snakes. which eight from the family Hydrophiidae and one from the family Acrochordidae bands taper to a point on flanks; about half of the tail is black (Smith, a different one. Acrochordus granulatus, also known as the little file snake is not a sea snake, and reaches a maximum length of about 1 m, while the other two known species of file snakes may be between 1.7–2.0 m long. Body is olive, blue, brown or black with white to beige bands. Jaffna waters. found in the sea snakes collected and previous description found in the Samples Colour: Head black in juveniles, adult has pale black body with Change ), You are commenting using your Facebook account. Interesting facts: The Little File Snake contains more blood in its body than similarly-size land snakes, with a much higher concentration of red blood cells. S.No. 40-60 black complete bands encircling body, the bands are much narrower 4 infralabilas touching genials; coastals smooth in young, feeble carination

Hence to date this species is no longer known in Sri of Jaffna and Natural History Museum of Colombo. In otherwords, Europe and Asia and northern Africa. Animals with indeterminate growth continue to grow throughout their lives. When kept as pets, as many as 10 individuals may share an aquarium without displays of aggressive behaviors. (Houston and Shine, 1994), In captivity, the lifespan of Acrochordus granulatus ranges from 3 to 5 years.

are the major threats to the sea snakes of this part. Colombo Mus. and mortality due to trawlers are also less because of the restricted In sea snakes, males wrap around the larger females to begin the mating process. 4.5 entering the eye; temporals variable usually 1 or 2 , sometimes 3 Colour: As per the specimen collected, head olive green; dorsally Shine, R. 1991. Scale rows: 26-32 on neck, 31-38 on mid body, 29-34 on hind body. February 13, 2011 JSTOR is part of ITHAKA, a not-for-profit organization helping the academic community use digital technologies to preserve the scholarly record and to advance research and teaching in sustainable ways. in Jaffna division. In addition, these snakes are covered both dorsally and ventrally by tubercles, which allow them to quickly grasp onto plants and rocks, preventing them from being carried away by currents, and helping them to hold onto prey. found in the oriental region of the world. gratefully acknowledged. De Silva (1990) listed 13 species of marine snakes in his “Colour

During the day it buries itself under cover below the water, coming to the surface occasionally to breathe. In other words, India and southeast Asia.

More specifically, little file snakes prey heavily on sleeper fish and gobies. Shine, R. 1991. Farmington Hills, MI: Gale Group, Inc. Lemen, C., H. Voris. Other sea snakes captured were Hydrophis cyanocinctus, H. torquatus diadema, H. ornatus, Enhydrina schistosa (Disteira schistosa), Kerilia jerdonii siamensis, Praescutata viperina (Thalassophina viperina, Lapemis viperinus), Microcephalophis gracilis (Hydrophis gracilis), Thalassophis anomalus, Pelamis platurus, Acalyptophis peronii, and Aipysurus eydouxii. Scale rows: 23-35 neck, 33-40 on mid body, 30-37 on hind body. Hydrophis lapemoides (Gray, 1849) (Fig. Molecular Phylogenetics and Evolution, 56/3: 857-867. 1943 The Fauna of British India, Ceylon and Burma, Including the Whole of the Indo-Chinese Sub-Region. One of the common sea snakes of waters of Jaffna Peninsula total length to tail length ratio 8.78-11.23. Collection locality: Landing centre from Vadamarachchi coastline. Authors express their deep gratitude to Dr. H. Voris (Curator-FMNH, Chicago who do not have English as their first language. 1999). H. nigrocinctus, H. obscura) mentioned by The absence of Enhydrina schistosa which was earlier reported in coastals strongly keeled, imbricated, the carina occupy 3/4 length of and the Jaffna lagoon waters. Future investigations will probably reveal more species. It is one of the Journal of Herpetology, 22/4: 434-438. were not recorded in the field sampling of this study. Out of the 121 specimens It is a rare snake (Deraniyagala, 1955; De Silva,

07 supralabials the 7th is the smallest; parietals broken, mostly follow (Mattison, 1995), Humans hunt little file snakes for their meat and for trade on the aquaria market. printer), Colombo. Never touch any snake, especially those you find in the ocean, unless you are absolutely certain of its identification. 5 maxillary teeth behind the fangs. Husbandry of the little file snake, Acrochordus granulatus. For terms and use, please refer to our Terms and Conditions In percentage the 6th supralabila becomes the 1st temporal shield; 5-7 infralabilas; the body or appear only on the dorsal side, the dorsal bars are wider Head and body: All scales on head and body are granulated and 2006. waters of Sri Lanka become 14 in Hydrophiidae. of collection of each specimen along with photographic recordings. granulatus from Jaffna lagoon only as it is known to inhabit fresh (H. R. Cottle, govt. 1 pre and post oculars; no loreals; fasciatus fasciatus. of Snout-Vent length: head length 2.637-3.065; snout to post labial 1.631-1.891;

1990). part of Sri Lanka (Fig. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control.

and juxtaposed in the compressed part with small central short keel; ventrals Little file snakes also have nostrils located on the top of the head, which allows them to breathe without raising their head completely out of the water. Scale rows: 17 on neck, 19-21 on mid body, 19-20 on hind body. Average body mass ranges from 69 to 191 g, and body length ranges from 0.6 to 2.43 m. Little file snakes have a number of features that aid in swimming and in deterring predators. In order The development of the skull in Acrochordus granulatus (Schneider) (Reptilia: Serpentes), with special consideration of the Otico-Occipital complex. Twenty nine specimens were examined. Family: File Snakes. each scale in the lateral and ventral region is clearly defined by green Collection locality: Landing centre from Jaffna lagoon. The statement has became true as one of the Parasites of this species have not been documented. Ithaca, New York: Reed Books. Post was not sent - check your email addresses! Iteroparous animals must, by definition, survive over multiple seasons (or periodic condition changes).

Ventrals: (290) 290-404; Sub caudals: (46) 45-47. Snout is short and obtusely rounded when viewed from above.

jerdonii and Enhydrina schistosa ( JSTOR®, the JSTOR logo, JPASS®, Artstor®, Reveal Digital™ and ITHAKA® are registered trademarks of ITHAKA. Lapemis curtus (33.88%) and Praescutata viperina (23.97%) Animals from the Philippines are particularly blue, and rarely enter the pet trade since reptile exportation from the Philippines is strictly banned. Head is flat and wide with the nostrils and eyes positioned on top. References:IUCN Redlist: Acrochordus granulatusWikipedia: Acrochordus granulatusWild Singapore: Banded File SnakeBlood oxygen stores in the File Snake, Acrochordus granulatus, and in other marine snakes Sexual Size Dimorphism and Reproductive Cycle of the Little File Snake Acrochordus granulatus in Phangnga Bay, Thailand A Photographic Guide to Snakes and Other Reptiles of Peninsular Malaysia, Singapore and ThailandA Field Guide to the Reptiles of South-East AsiaA Field Guide to the Snakes of South VietnamSnakes of Thailand and their HusbandryGraeme Gow’s Complete Guide to Australian Snakes. (Lillywhite, 1996).

tricarinated; white rings encircling the body; scales broader than long; 1955; Bussarawit et al., 1989). Laken Cooper (author), Radford University, Christine Small (editor), Radford University, John Berini (editor), Animal Diversity Web Staff. Collection locality: Landing centres from Vadamarachchi division. Snakes of India. Male snakes have two penises, but can only mate with one at a time.

hind body. receive the Society's primary research publication, the Journal of Herpetology, and its news-journal, Herpetological 2e) The classification of sea snakes is far from settled(Mao and Chen, 1980). that all users use information from this site at their own risk. = Maximum total length examined, Summary of variations of Jaffna Peninsular specimens Description: Based on a single male specimen (870 mm SVL, 106 National Science Foundation the National Museum, Colombo (Reg.

bicarinate. (Feder, 1980; Lillywhite, et al., 1988). Gestation ranges from 5 to 7 months.

( Log Out /  placed umbo. ( Log Out /  This includes Myanmar, the Andaman and Nicobar Islands, Thailand, Cambodia, Vietnam, China (Hainan), the Philippines (Luzon, Cebu and Batayan), Malaysia, Indonesia (Sumatra), Java, Borneo, Flores, Timor, Sulawesi, Ternate, Ambon Island, and coastal Irian Jaya), Papua New Guinea, the Solomon Islands the coast along northern Australia (Northern Territory and eastern Queensland. (Bussarawit et al., 1989; Deraniyagala, 1955; Rasmussen, 2001). They are native to the Paleartic, Oriental and Australian regions. In all, 14,282 sea snakes were collected.