Copidognathus mumbaiensis   Chatterjee & Chang,  2004 (Marine Mite)
Organism information awaits expert curation
Class: Arachnida

Size: Idiosoma (dorsal) length 264 to 283 µm (female), 269 µm (male).

Female: All dorsal plates separate. Anterior dorsal plate with three areolae, consisting of one anterior and two crescent-shaped middle areolae. Two middle areolae each with about 16 rosette pores containing ostium; canaliculi not seen. In some specimens, anterior end of middle areola extending up to the level of posterior end of anterior areola. Ocular plate tapering posteriorly. Ocular plate with two prominent corneae anteriorly; brownish pigment present between two corneae; areolae present near corneal zone. Posterior dorsal plate with four costae; most places of middle costae, two rosette pores wide, while some places in the middle, three rosette pores wide. All ventral plates separate. Epimeral process present. Anterior epimeral plate porose. Three to five canaliculi forming a group. Posterior epimeral plate with three ventral and one dorsal setae. Genital opening 53 µm long. Paragenital areolae present. Ostium absent. Palp consisting of four segments. Ventrolateral side of gnathosoma porose, canaliculi arranged in groups.
Chaetotaxy of legs as follows: trochanter 1-1-1-0; basifemur 2-2-2-2; telofemur 5-5-3-3; patella 4-4-3-3; tibia 7-7-5-5; tarsus (excluding PAS) 7-4-4-3. All legs with two lateral claws with a dorsal accessory tooth and a bidentate median claw; pecten moderately long, more than 10 teeth present on each claw.

Male: Somewhat similar to female except for genitoanal region.

Synonym (s)

Common Name (s)
Economic Importance and Threats

Habitat:  Rocky, Coastal


• Maharashtra, Mumbai INDIA (Record: 11/1995)

Literature Source(s)
  • Chatterjee, T and Chang, CY (2004) Two new Copidognathus halacarids (Acari, Halacaridae) from the Mumbai coast of India (Arabian Sea) Italian Journal of Zoology Taylor & Francis 71(3) 265-269 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -

Page last updated on:2010-08-11

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