Milnesium tardigradum  Doyère, 1840

 

IMPORTANT NOTICE

You may freely use data available on this site, provided that you cite it as:
 Tardigrada Register: www.tardigrada.net/register/0001.htm 

along with the appropriate original sources cited in this document and with the date stamp: 24-06-2021.

 


  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

Neotype series

  1. Habitus
    Body white/transparent in small individuals and yellowish to brownish in large ones. Eyes present in the majority of examined individuals fixed in Hoyer’s medium.

  2. Cuticle
    Smooth, without granulation or pores. Two lateral cephalic papillae positioned laterally.

  3. Buccal apparatus
    Six peribuccal papillae (ventral papilla smallest) and six peribuccal lamellae around the mouth opening. Buccal tube cylindrical (anterior and posterior diameters similar). Pharyngeal bulb elongated, pear-shaped and without placoids or septulum.

  4. Legs and claws
    Slender. Primary branches on all legs with small, but distinct accessory points detaching from the branch at its greatest curvature. Secondary branches with rounded basal thickenings. Secondary branches of external claws I-III and posterior claws IV with two points, and secondary branches of internal claws I-III and anterior claws IV with three points (claw configuration: [2-3]-[3-2]). Single, long transversal, cuticular bars under claws I-III.

  5. Eggs
    Oval, smooth and deposited in exuvium.

  6. Remarks
    None.

Michalczyk et al. (2012)

£. Michalczyk, £. Kaczmarek

 


3. Images
 

Population

Habitus

Cuticle

Buccal apparatus

Claws

Eggs

Contributor

Neotype series

[holotype||ventral view.1a|×40|PCM]
[holotype||ventral view.1b|×40|PCM]

?

[paratype||ventral view.2a|×100|PCM]
[paratype||ventral view.2b|×100|PCM]
[paratype||ventral view.2c|×100|PCM]

[holotype||claws II.1a|×60|PCM]
[holotype||claws II.1b|×60|PCM]
[holotype||claws II.1c|×60|PCM]
[holotype||claws IV.1a|×60|PCM]
[holotype||claws IV.1b|×60|PCM]
[holotype||claws IV.1c|×60|PCM]
[holotype||claws IV.1d|×60|PCM]
[holotype||claws IV.1e|×60|PCM]
[holotype||claws IV.1f|×60|PCM]

?

£. Michalczyk, £. Kaczmarek

 


4. Morphometry
 

Population

Data

Source

Contributor
Germany.0
(locus neotypicus)
[21♀, 7 hatchlings]

Morek et al. (2019)

M. Dudziak

France.0
(close to locus typicus)

[19]

Morek et al. (2019)

M. Dudziak
Switzerland.1 [11♀, 9 hatchlings]

Morek et al. (2019)

M. Dudziak
Denmark.1 [14♀, 5 hatchlings]

Morek et al. (2019)

M. Dudziak
Hungary.1 [16♀, 10 hatchlings]

Morek et al. (2019)

M. Dudziak
Poland.1 [14♀, 6 hatchlings]

Morek et al. (2019)

M. Dudziak
Poland.2 [22♀, 8 hatchlings]

Morek et al. (2019)

M. Dudziak
Poland.3 [23♀, 6 hatchlings]

Morek et al. (2019)

M. Dudziak
Poland.4 [24♀, 4 hatchlings]

Morek et al. (2019)

M. Dudziak

 


5. Molecular data
 

Population

Sequence

GenBank

Source

Contributor
Germany.0
(locus neotypicus)
ITS-2
COI

JF951049
JN664950

Michalczyk et al. (2012)

£. Michalczyk, £. Kaczmarek

France.0
(close to locus typicus)

ITS-2 H4
ITS-2 H5
COI H3

MG923554
MG923555
MG923560

Morek et al. (2019)

M. Dudziak
Switzerland.1 ITS-2 H2
COI H5

MG923552
MG923562

Morek et al. (2019)

M. Dudziak
Denmark.1 ITS-2 H2
COI H3

MG923552
MG923560

Morek et al. (2019)

M. Dudziak
Hungary.1 ITS-2 H3
COI H7

MG923553
MG923564

Morek et al. (2019)

M. Dudziak
Poland.1 ITS-2 H2
COI H4

MG923552
MG923561

Morek et al. (2019)

M. Dudziak
Poland.2 ITS-2 H1
ITS-2 H2
COI H6

MG923551
MG923552

MG923563

Morek et al. (2019)

M. Dudziak
Poland.3 ITS-2 H3
COI H8

MG923553
MG923565

Morek et al. (2019)

M. Dudziak
Poland.4 ITS-2 H2
COI H1

MG923552
MG923558

Morek et al. (2019)

M. Dudziak

 


6. Distribution
 

Sample

Coordinates

Altitude

Location name

Substrate

Collection date

Source

Contributor

Germany.0
(locus neotypicus)

52°16′53″N 13°38′23″E

37 m asl

Germany Königs Wusterhausen, Fasanenstraße 77 moss and lichen on roof 02.2014

Michalczyk et al. (2012)

£. Michalczyk, £. Kaczmarek

France.0
(close to locus typicus)

48°49′52″N 02°24′49″E

55 m asl

France, Paris, Bois de Vincennes

moss on tree trunk

05.2016

Morek et al. (2019)

M. Dudziak
Switzerland.1

47°22′38″N 08°32′56″E

456 m asl

Switzerland, Corner of Rämistrasse and Schmelzbergstrasse, Zürich moss on wall 12.2015

Morek et al. (2019)

M. Dudziak
Denmark.1 55°42'07''N 12°33'30''E 30 m asl Denmark, Kopenhagen moss on wall 12.2015

Morek et al. (2019)

M. Dudziak
Hungary.1

48°16′02″N 21°11′20″E

184 m asl

Hungary, Abaújszántó, Borsod-Abaúj-Zemplén moss on soil 06.2015

Morek et al. (2019)

M. Dudziak
Poland.1 49°38′06″N 20°42′17″E

286 m asl

Poland, Nowy S¹cz, £ubinka River moss on roof 10.2013

Morek et al. (2019)

M. Dudziak
Poland.2 49°57′27″N 21°02′22″E

255 m asl

Poland, £êkawica moss on roof 03.2015

Morek et al. (2019)

M. Dudziak
Poland.3 50°01′40″N 19°54′13″E

207 m asl

Poland, Kraków, Campus of the Jagiellonian University moss on wall 06.2015

Morek et al. (2019)

M. Dudziak
Poland.4 53°42′01″N 20°01′29″E

87 m asl

Poland, Ba¿yny moss on wall 11.2013

Morek et al. (2019)

M. Dudziak

 


7. Sources
 

Michalczyk, £., We³nicz, W., Frohme, M. & Kaczmarek, £. (2012) Redescriptions of three Milnesium Doyère, 1840 taxa (Tardigrada: Eutardigrada: Milnesiidae), including the nominal species for the genus. Zootaxa, 3154: 1-20.
 

Morek, W., Stec, D., G¹siorek, P., Surmacz, B. & Michalczyk, £. (2019) Milnesium tardigradum Doyère, 1840: The first integrative study of interpopulation variability in a tardigrade species. Journal of Zoological Systematics and Evolutionary Research, 57: 1-23.


 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Copyright by £ukasz Michalczyk

statystyka