Haplopelma | |
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Haplopelma lividum (cobalt blue tarantula) | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Subphylum: | Chelicerata |
Class: | Arachnida |
Order: | Araneae |
Infraorder: | Mygalomorphae |
Family: | Theraphosidae |
Genus: |
Haplopelma Simon, 1892 |
Species | |
See text. |
|
Diversity | |
10 species | |
Synonyms | |
Melopoeus Pocock, 1895 |
See text.
Melopoeus Pocock, 1895
Haplopelma is a genus of old-world tarantula found in Southeast Asia. The range of this genus includes Myanmar, southeastern China, Cambodia, Thailand, Vietnam, Malaysia, Singapore, and Borneo.
Haplopelma species are medium to large spiders; for example, H. schmidti females have a total body length, including chelicerae, of up to 85 mm (3.3 in), with the longest leg, the first, being about 70 mm (2.8 in) long. The carapace (upper surface of the cephalothorax) is generally dark brown. They have eight eyes grouped on a distinctly raised portion of the cephalothorax, forming a "tubercle". The forward facing (prolateral) side of the maxillae have "thorns" which act as a stridulating organ. The first leg is usually the longest, followed by the fourth, second and third. Mature females have an M-shaped spermatheca. Mature males have a spur on the forward facing side of the tibia of the first leg and a pear-shaped palpal bulb with a wide curved embolus.
In 1890, Tamerlan Thorell described a species of spider under the name Selenocosmia doriae. In 1892, Eugène Simon decided that this species was sufficiently different from others placed in the genus Selenocosmia to warrant a new genus, Haplopelma, with one species, Haplopelma doriae.
As of May 2016[update], the World Spider Catalog accepted the following species: