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Swennen, C.. |
Two new Elysia species were found in brackish mangrove habitats in the southern part of the Gulf of Thailand in the area around Pattani. Elysia bangtawaensis, a large species with grooved rhinophores, was discovered living on bare mud in mangrove forests. This species looks like a fallen leaf and shows sophisticated phototrophic behaviour enabling it to survive without feeding while producing many eggs over a long period. Elysia siamensis, a small species, was found on filamentous green algae in a brackish channel. The latter species has long, thin, cylindrical rhinophores, and is further characterized by a screw-like penis, and a long thin process on the tip of its metapodium. |
Tipo: Article / Letter to the editor |
Palavras-chave: Mollusca; Sacoglossa; Elysiidae; Elysia; Thailand. |
Ano: 1997 |
URL: http://www.repository.naturalis.nl/record/505585 |
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Swennen, C.. |
Two new sacoglossans were found in brackish mangrove habitats near Pattani in the southern part of the Gulf of Thailand. Both are small species (< 10 mm) living hidden in clay with small green algae high in the intertidal zone becoming not submerged for days. They have black pigment on the dorsal side and their bodies clearly consist of two parts. One is named Gascoignella nukuli n. sp., which looks similar to G. aprica Jensen, 1985 from Hong Kong, but differs in radula, penial spine, body proportions and habitat. The other is G. jabae n. sp., which has two parallel cerata instead of a visceral sack on the posterior side of the body. |
Tipo: Article / Letter to the editor |
Palavras-chave: Mollusca; Opisthobranchia; Sacoglossa; Platyhedylidae; Mangrove habitat; Thailand. |
Ano: 2001 |
URL: http://www.repository.naturalis.nl/record/505082 |
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