''Kasibelinurus'' (meaning "sibling of dart tail" for its perceived relation to ''Belinurus'' at the time) is a genus of
xiphosura
Xiphosura (; , in reference to its sword-like telson) is an order of arthropods related to arachnids. They are more commonly known as horseshoe crabs (a name applied more specifically to the only extant family, Horseshoe crab, Limulidae). They fir ...
n from the
Devonian
The Devonian ( ) is a period (geology), geologic period and system (stratigraphy), system of the Paleozoic era (geology), era during the Phanerozoic eon (geology), eon, spanning 60.3 million years from the end of the preceding Silurian per ...
. It is part of the family Kasibelinuridae. The type species and only species of ''Kasibelinurus'' is ''K. amicorum'' (derived from Latin word ''amicus'' meaning 'friend'). The type species was set by J. Pickett in 1993.
Description
The genus ''Kasibelinurus'' was described by Pickett as having "Ophthalmic ridges effaced; precardiac field defined by anterior prolongations of the cardiac furrows; opisthosomal pleurae with distinct inner and outer zones." The same source later states that ''Kasibelinurus'' had a
telson
The telson () is the hindmost division of the body of an arthropod. Depending on the definition, the telson is either considered to be the final segment (biology), segment of the arthropod body, or an additional division that is not a true segm ...
with restricted movement based on the shape of the opisthosoma.
See Also
''
Patesia'' - genus of horseshoe crabs formerly thought to be of Kasibelinurus
''
Houia
''Houia'' is an extinct genus of dekatriatan, a clade of chelicerate arthropods. Fossils of ''Houia'' have been discovered in deposits of the Early Devonian period in Guangxi and Yunnan, both in China. The genus contains two species: ''H. guangxi ...
'' - genus of dekatriatan formerly thought to be part of Kasibelinurus
References
Xiphosura
Prehistoric arthropod genera
Fossil taxa described in 1993
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