Carebara nayana

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Carebara nayana
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Carebara
Species: C. nayana
Binomial name
Carebara nayana
(Sheela & Narendran, 1997)

Carebara nayana F2.jpg

One of a small number of Carebara species with phragmotic majors.

At a Glance • Phragmotic  



Keys including this Species


Distribution based on Regional Taxon Lists

Oriental Region: India (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • nayana. Neoblepharidatta nayana Sheela & Narendran, 1997: 89, figs. 1-4 (s., not q. as stated) INDIA. Combination in Oligomyrmex: Bolton, 2003: 273. Combination in Carebara: Fernández, 2004a: 196 (by implication).

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.



Holotype: TL2.9 mm; HL 0.80 mm; HW 0.65 mm; CI 81; SL 0.2 mm; SI 31; ED 0.02 mm; PW 0.40 mm; AL 0.74 mm.

Colour: Ferrugineous red, antennae and legs of light colour.

Sculpture and hair pattern: Whole body covered with dense, short and long hairs; long hairs erect and suberect, short hairs decumbent, most hairs curved at tip; anterior clypeal margin with 6 short median setae. Dorsal concave area of head and mandibles smooth, surrounding areas of head appear smooth in certain reflections, while faintly punctate with setigerous pits; region in between eyes and base of mandibles longitudinally striate; neck of pronotum shagreened; pronotum anteriorly with transversely arched striae, median portion smooth, posteriorly with faint longitudinal striae, sides of thorax finely punctate; propodeum finely punctate; upper region of propleura and a small area on mcsopleura smooth, metasternite above coxae striate and punctate; mesonotum rugoso punctate; post petiole dorsally smooth; gaster smooth.

Head: Distinctly longer than broad; posterior margin medially deeply emarginate; sides finely margined; frontal lobes extended forwards; lobes reaching vertex and join with posterior 'U' shaped margin of vertex; antennae arising from beneath anterior lamina of these lobes; in full face view cheeks hidden under frontal lamina; mandibles broad, massive, triangular, masticatory margin with 5 black teeth; clypeus very small, its posterior and lateral margins indistinct, anterior margin transverse with four short setae at its middle, clypeus a little depressed downwards; no distinct scrobe. Antennae very short, 11 jointed, club formed of apical two joints; terminal club segment longest, its length 0.6 x length of remaining segments of flagellum; F2-F7 transverse; FS subequal, F1 and club elongate; flagellum length 2.1 x scape; eyes very small consisting only two ommatidia; in profile, postero-dorsal edge ofhead finely angulate; ventromedian portion of head swollen and medially carinate, carinae starting from edge of' vertex end on either side of this median carina.

Thorax: Somewhat gibbous; pronotum with a short neck in front; antero-lateral corners rounded; mesotnetanotal suture distinct, propodeum posteriorly with two short teeth which project backwards and shorter than their basal width; propodeum medially concave; metathoracic spiracles almost at middle of stemites; metastemal teeth bluntly angulate, legs· short, stout; mid and bind ubiae without spurs; hind metatarsus 0.7 x length of femur.

Abdomen: Petiole with a short, stout peduncle in .front; node about 1.3 x length of peduncle; petiole distinctly transverse; sides straight, its length; breadth in dorsal view 3:7; postpetiole broader than petiole, transverse, flat above, postero-median part slightly depressed; length: breadth in dorsal view 5:10. Gaster broad; flat above, ventrally convex, T1 covering more than half its length.

Type Material

Holotype: Dealate female: India, Kerala, lritty Forest near Aaralamfann; Sheela. S; 16.xii.1995 (DZCU).


Genus named after the genus Blepharidana and species name "napro" is taken from sanskrit word meaning eyes.