Milnesium argentinum  Roszkowska, Ostrowska & Kaczmarek, 2015

 

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You may freely use data available on this site, provided that you cite it as:
 Tardigrada Register: www.tardigrada.net/register/0015.htm 

along with the appropriate original sources cited in this document and with the date stamp: 22-02-2015.

 


  1. Names
  2. Description
  3. Images
  4. Morphometry
  5. Molecular data
  6. Distribution
  7. Sources
     

1. Former names and synonyms

      None.

 


2. Description
 

Population

Description

Source

Contributor

Type series

  1. Habitus
    Body rose before fixation, eyes present.

  2. Cuticle
    Cuticle sculptured with pseudopores (0.4-0.7 μm) not arranged in bands, sparsely distributed, not forming reticular design. Two cephalic papillae positioned laterally.

  3. Buccal apparatus
    Six peribuccal papillae and six peribuccal lamellae around the mouth opening. Buccal tube narrow and long (standard width on average 27% of its length) and funnel-shaped, wider anteriorly (posterior diameter on average 80% of the anterior diameter). Pharyngeal bulb elongated, pear-shaped and without placoids or septulum.

  4. Legs and claws
    Claws of the Milnesium type, slender. Primary branches on all legs with small but distinct accessory points on the top of the branch. Secondary branches with rounded basal thickenings. Claw configuration: [3-3]-[3-3]. Single, long transverse, cuticular bars under claws I-III present.

  5. Eggs
    Oval, smooth, deposited in exuvia.

  6. Remarks
    None.

Roszkowska et al. (2015)

M. Roszkowska

 


3. Images
 

Population

Habitus

Cuticle

Buccal apparatus

Claws

Eggs

Contributor

Type series

[holotype|ventral view.1a|×20|PCM]
[holotype|ventral view.1b|×20|PCM]
[holotype|dorsal cuticle.1|×100|PCM] [holotype|ventral view.1a|×40|PCM]
[holotype|ventral view.1b|×40|PCM]
[holotype|ventral view.1c|×40|PCM]
[holotype|ventral view.1d|×40|PCM]
[holotype|claws II.1a|×40|PCM]
[holotype|claws II.1b|×40|PCM]
[holotype|claws II.1c|×40|PCM]
[holotype|claws II.1d|×40|PCM]
[holotype|claws II.1e|×40|PCM]
[holotype|claws II.1f|×40|PCM]
[holotype|claws II.1g|×40|PCM]
[holotype|claws II.1h|×40|PCM]
[paratype|claws IV.1a|×40|PCM]
[paratype|claws IV.1b|×40|PCM]
[paratype|claws IV.1c|×40|PCM]
[paratype|claws IV.1d|×40|PCM]
[paratype|claws IV.1e|×40|PCM]
[paratype|claws IV.1f|×40|PCM]
[paratype|claws IV.1g|×40|PCM]
[paratype|claws IV.1h|×40|PCM]
[paratype|claws IV.1i|×40|PCM]
[paratype|claws IV.1j|×40|PCM]
[paratype|claws IV.1k|×40|PCM]
[paratype|claws IV.1l|×40|PCM]
[paratype|claws IV.1m|×40|PCM]
[paratype|claws IV.1n|×40|PCM]

?

M. Roszkowska

 


4. Morphometry
 

Population

Data

Source

Contributor

Type series

[12]

Roszkowska et al. (2015)

M. Roszkowska

 


5. Molecular data
 

Population

Sequence

GenBank

Source

Contributor

Type series

?

n/a

n/a

n/a

 


6. Distribution
 

Sample

Coordinates

Altitude

Location name

Substrate

Collection date

Source

Contributor

Argentina.0
(locus typicus)

41°13'S
71°27'W

1200 m asl

Argentina, Río Negro Province, Nahuel Huapi National Park, on the trail to Refugio Frey, near to Van Titter stream, Nothofagus forest

moss from stone

01.2006

Roszkowska et al. (2015)

M. Roszkowska

 


7. Sources
 

ROSZKOWSKA, M., OSTROWSKA, M. & KACZMAREK, £. (2015) The genus Milnesium Doyère, 1840 (Tardigrada) in South America with descriptions of two new species from Argentina and discussion of the feeding behaviour in the family Milnesiidae. Zoological Studies, 54: 12.
 


 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Copyright by £ukasz Michalczyk

statystyka