Epiperipatus imthurni

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Epiperipatus imthurni
Scientific classification Red Pencil Icon.png
Kingdom: Animalia
Phylum: Onychophora
Class: Udeonychophora
Order: Euonychophora
Family: Peripatidae
Genus: Epiperipatus
Species:
E. imthurni
Binomial name
Epiperipatus imthurni
(Sclater, 1888)
Synonyms
  • Peripatus demeraranus(Sedgwick, 1888)
  • Peripatus imthurni(Sclater, 1888)
  • Peripatus (Epiperipatus) imthurmi(Clark, 1913)

Epiperipatus imthurni is a species of velvet worm in the family Peripatidae. [1] This species ranges from light orange or yellowish brown to a dark brown on its dorsal surface; the ventral surface is a lighter orangeish shade of the same color. [2] The type locality is in Guyana. [3] No males have been recorded from this species. Females can reach a large size, up to 2.25 g in weight, [2] and range from 25 mm up to 96 mm in length. [4] They have 29 to 32 pairs of legs, usually 30 or 31. [2] [5] Females from Trinidad were shown to reproduce via parthenogenesis; the only velvet worm known to do so. [2]

Related Research Articles

Epiperipatus barbadensis is a species of velvet worm in the Peripatidae family. This species is one of the most common velvet worms kept in captivity. This velvet worm is a homogeneous brown on its dorsal surface. The original description of this species is based on female specimens ranging from 17 mm to 32 mm in length. Females of this species have 31 pairs of legs. The type locality is in Barbados.

Epiperipatus acacioi is a species of velvet worm in the Peripatidae family. This species is dark purple with a bilaterally symmetric pattern on its dorsal surface and ranges from 13 mm to 47 mm in length. Males of this species have 24 to 27 pairs of legs, usually 25 or 26; females have 26 to 30, usually 27 or 28. The type locality is in Minas Gerais, Brazil.

Epiperipatus adenocryptus is a species of velvet worm in the Peripatidae family. This species is brown with a series of light brown arcs on each side forming a series of circles down its dorsal surface. Males of this species have 26 or 27 pairs of legs, usually 27; females have 28 to 30, usually 29. The type locality is in Minas Gerais, Brazil.

Epiperipatus barbouri is a species of velvet worm in the Peripatidae family. This species is a dark purple, almost black, without any pattern on its dorsal surface. The ventral surface is much lighter and purplish pink. Females of this species have 30 to 34 pairs of legs. The type locality is in Grenada.

<i>Epiperipatus biolleyi</i> Species of velvet worm

Epiperipatus biolleyi is a species of velvet worm in the Peripatidae family. This species is red, without any pattern, on its dorsal surface. Females of this species have 28 to 32 pairs of legs; males have 25 to 30. Females range from 18 mm to 75 mm in length, with a mean length of 52 mm, whereas males range from 18 mm to 55 mm, with a mean length of 38 mm. The type locality is in Costa Rica.

Epiperipatus brasiliensis is a species of velvet worm in the Peripatidae family. Males of this species have 29 pairs of legs; females have 31 or 33. This species ranges from 37 mm to 80 mm in length. The type locality is in Pará, Brazil. Epiperipatus vagans from Barro Colorado Island (Panama) was originally described as subspecies of Epiperipatus brasiliensis, but is now treated as a full species.

Epiperipatus broadwayi is a species of velvet worm in the Peripatidae family. This species is dark brown with light brown triangles down its back. This species has 29 to 34 pairs of legs. The type locality is in Tobago.

Epiperipatus diadenoproctus is a species of velvet worm in the Peripatidae family. This species is brown with a series of light brown arcs on each side forming circles down its back. Males of this species have 26 to 28 pairs of legs, usually 27; females have 29 or 30, usually 29. The type locality is in Minas Gerais, Brazil.

Epiperipatus simoni is a species of velvet worm in the Peripatidae family. This species is dark brown without any pattern on its dorsal surface. Females of this species range from 40 mm to 68 mm in length and have 28 to 32 pairs of legs. The type locality is in Venezuela.

Epiperipatus torrealbai is a species of velvet worm in the family Peripatidae. This species is dark reddish brown without any pattern on its dorsal surface. The female of this species has 31 pairs of legs. The type locality is in Venezuela.

Epiperipatus trinidadensis is a species of velvet worm in the Peripatidae family. Males of this species have 27 to 30 pairs of legs, usually 28; females have 28 to 31, usually 30. The type locality is in Trinidad.

Epiperipatus vespucci is a species of velvet worm in the Peripatidae family. This species is dark with a complex pattern on its dorsal surface. The male of this species has 30 pairs of legs; females have 33 or 34. The type locality is in Colombia.

Epiperipatus paurognostus is a species of velvet worm in the Peripatidae family. This species is brown with a series of light brown arcs on each side forming circles down its back. Males of this species have 26 or 27 pairs of legs, usually 27; females have 27 to 29, usually 29. The type locality is in Minas Gerais, Brazil.

<i>Epiperipatus edwardsii</i> Species of velvet worm

Epiperipatus edwardsii is a species of velvet worm in the Peripatidae family. Females of this species have 29 to 34 pairs of legs; males have 28 to 30. Females range from 23 mm to 56 mm in length, whereas males range from 25 mm to 30 mm. The type locality is in French Guiana.

Epiperipatus evansi is a species of velvet worm in the Peripatidae family. This species is a purplish dark brown with a series of bright triangles on each side forming a series of diamonds down its back. Females of this species have 28 pairs of legs and range from 32 mm to 58 mm in length. The type locality is in Guyana.

Epiperipatus hilkae is a species of velvet worm in the Peripatidae family. This species is dark brown with a series of reddish brown hexagons down its back. Males of this species have 25 to 27 pairs of legs; females have 28 to 29. The type locality is in Costa Rica.

Epiperipatus isthmicola is a species of velvet worm in the Peripatidae family. This species is a dark brown, almost black, without any pattern on its dorsal surface. Females of this species have 29 to 32 pairs of legs; males have 26 or 27. Females range from 20 mm to 73 mm in length, whereas males range from 20 mm to 48 mm. The type locality is in Costa Rica.

Epiperipatus lewisi is a species of velvet worm in the Peripatidae family. This species varies from grey to dark reddish brown on its dorsal surface and has 34 to 36 pairs of legs. The type locality is in Jamaica.

Macroperipatus torquatus is a species of velvet worm in the Peripatidae family. This species has a brown or red back with a bright yellow collar, a black head with black antennae, a white underside with a red tint, and 37 to 42 pairs of legs. These velvet worms range from 100 mm to 150 mm in length. This species is notable for its numerous legs and its large size, with mature females ranging from 1.75 g to as much as 5.68 g in weight. This species is found in Trinidad.

Peripatus dominicae is a species of velvet worm in the Peripatidae family. Males of this species have 25 pairs of legs; females can have 28 to 31 pairs of legs, but usually have 29. Females in this species range in size from 29 mm to 56 mm in length, while males range from 17 mm to 25 mm in length. The original description of preserved specimens report that this species is usually reddish brown with a diffuse darker streak down the middle of the back, with a much paler "light grey or greyish yellow" ventral surface. The type locality is in Dominica.

References

  1. Oliveira I.; Hering L. & Mayer, G. "Updated Onychophora checklist". Onychophora Website. Retrieved 24 November 2016.
  2. 1 2 3 4 Read, V. M. St. J. (July 1988). "The Onychophora of Trinidad, Tobago, and the Lesser Antilles". Zoological Journal of the Linnean Society. 93 (3): 225–57. doi:10.1111/j.1096-3642.1988.tb01362.x.
  3. Oliveira, I. S.; Read, V. M. S. J.; Mayer, G. (2012). "A world checklist of Onychophora (velvet worms), with notes on nomenclature and status of names". ZooKeys (211): 1–70. doi: 10.3897/zookeys.211.3463 . PMC   3426840 . PMID   22930648.
  4. Monge-Nájera, Julián (1994). "Reproductive trends, habitat type and body characteristics in velvet worms (Onychophora)". Revista de Biología Tropical: 611–622. ISSN   2215-2075.
  5. Oliveira, Ivo S.; Lacorte, Gustavo A.; Fonseca, Cleusa G.; Wieloch, Alfredo H.; Mayer, Georg (2011-06-10). "Cryptic Speciation in Brazilian Epiperipatus (Onychophora: Peripatidae) Reveals an Underestimated Diversity among the Peripatid Velvet Worms". PLOS ONE. 6 (6): e19973. doi:10.1371/journal.pone.0019973. ISSN   1932-6203. PMC   3112143 . PMID   21695250.