Published October 7, 1998 | Version v1
Taxonomic treatment Open

Minibiotus bisoctus

Description

Minibiotus bisoctus (Homing et al., 1978) n.comh.

Macrobiotus bisoctus Homing, Schuster&Grigarick, 1978:236- 237, figs. 114-116.

Type material examined. PARATYPE: New Zealand: Snares Islands, Penguin Rookery, 9 October 1972, D.S. Homing, 1 specimen (SA255) in NZM.

Diagnosis. Smooth cuticle with pores of irregular size and shape arranged in transverse bands, granulation on all legs; three round granular macroplacoids and an indistinct microplacoid; long robust claws with short, high accessory claws and smooth lunules.

Emended description. Body length up to 305 Ilm, colourless. Eyespots absent. Cuticle smooth with transverse bands of pores of irregular shape and size and granulation in small patches on outside of first three pairs oflegs above claws and around claws on fourth pair of legs. Buccal tube narrow (8.3% of buccal tube length). Stylet supports inserted at 60.3% of buccal tube length, ventral support short (42% of buccal tube length). Pharyngeal bulb round containing large granular apophyses, three granular macroplacoids and one microplacoid. Macroplacoid row short (31% ofbuccal tube length); first macroplacoid round partly obscured by apophysis, which is about same size, second macroplacoid small, granular, and third macroplacoid granular with slight caudal bulb, which curves towards the midline. Microplacoid indistinct, lying very close to third macroplacoid. Claws long, robust (fourth pair of claws is 31% of buccal tube length). Accessory claws short, rising high above main branch. Lunules very small and smooth on all claws.

Eggs unknown.

Notes

Published as part of Claxton, Sandra K., 1998, A revision of the genus Minibiotus (Tardigrada: Macrobiotidae) with descriptions of eleven new species from Australia, pp. 125-160 in Records of the Australian Museum 50 (2) on page 157, DOI: 10.3853/j.0067-1975.50.1998.1276, http://zenodo.org/record/4652937

Files

Files (2.0 kB)

Name Size Download all
md5:24db2c18fd15a18cc7a71f1f9a4e1834
2.0 kB Download

System files (8.1 kB)

Name Size Download all
md5:63380de737b8b2723489e21c1d5e6bf6
8.1 kB Download

Linked records

Additional details

Biodiversity

Collection code
NZM
Event date
1972-10-09
Family
Macrobiotidae
Genus
Minibiotus
Kingdom
Animalia
Material sample ID
SA255
Order
Parachela
Phylum
Tardigrada
Scientific name authorship
Homing
Species
bisoctus
Taxon rank
species
Type status
paratype
Verbatim event date
1972-10-09
Taxonomic concept label
Minibiotus bisoctus (Homing, 1978) sec. Claxton, 1998

References

  • Homing, D. S., R. O. Schuster & A. A. Grigarick, 1978. Tardigrada of New Zealand. New Zealand Journal of Zoology 5: 185 - 280.