Placobdelloides siamensis

Placobdelloides siamensis is a species of glossophoniid leeches.[1] [2] The species was first described as Hemiclepsis siamensis by Oka in 1917[1] then transferred by Sawyer to his new genus Placobdelloides in 1986.[2] In 2018, it was redescribed from specimens collected in Thailand.[3]

Placobdelloides siamensis
Placobdelloides siamensis: left, dorsal view; right: ventral view.
Scientific classification
Kingdom:
Animalia
Phylum:
Annelida
Class:
Clitellata
Subclass:
Hirudinea
Order:
Rhynchobdellida
Family:
Glossiphoniidae
Genus:
Placobdelloides
Binomial name
Placobdelloides siamensis
(Oka, 1917) Sawyer, 1986
Synonyms
  • Hemiclepsis siamensis Oka, 1917

Hosts
Placobdelloides siamensis on the carapace of Malayemys subtrijuga (arrows)

The type host is the Black Marsh Turtle, Siebenrockiella crassicollis. Other hosts include the Southeast Asian Box Turtle, Cuora amboinensis, the Yellow-headed Temple Turtle, Heosemys annandalii, the Mekong Snail-eating Turtle Malayemys subtrijuga, the Malayan Snail-eating Turtle Malayemys macrocephala, and the Khorat Snail-eating Turtle Malayemys khoratensis.


References
  1. Oka, A. 1917. Zoological Results of a Tour in the Far East, pt. III. Hirudinea. Memoirs of the Asiatic Society of Bengal, VI, pp. 157-176, pl. VII.
  2. Sawyer, R.T. 1986: Leech biology and behaviour. Volume II. Feeding biology, ecology, and systematics. Clarendon Press, Oxford.
  3. Chiangkul, Krittiya; Trivalairat, Poramad; Purivirojkul, Watchariya (2018). "Redescription of the Siamese shield leech Placobdelloides siamensis with new host species and geographic range". Parasite. 25: 56. doi:10.1051/parasite/2018056. ISSN 1776-1042. PMC 6254108.
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