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Scientific Name: Caenis sp Stephens, 1835

Synonym: Caenodes Ulmer, 1924 (Currently unaccepted)

Insects : Caenis sp

Photo: GBIF

Classification:
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Ephemeroptera
Family: Caenidae
Description:
Male adults have a body length ranging from 2.0 to 4.5 mm. Their heads exhibit antennal pedicels twice as long as the scape. The thorax is robust, with a triangular prosternum that is 2-3 times longer than its breadth. The forecoxae are closely positioned ventrally, and the forelegs are about 1.8 times the length of the mid and hind legs. The abdomen features membranous penes lobes that are fused, and the forceps are one-segmented. Caudal filaments are 3-4 times the length of the body and lack setae. In contrast, adult females have a body length ranging from 2.5 to 6.2 mm. Their heads resemble those of males. The thorax maintains a robust shape akin to males, with forelegs being nearly equal in length to the mid and hind legs. The abdomen is similar to that of males, with the exception of primary sex organs. Caudal filaments are approximately 2/3 the length of the body and possess setae.
Habitat & Distribution in Bangladesh:
Larvae occur in a broad range of both lotie and lentic habitats.
Environment:
Freshwater, Terrestrial
Comments:
They are semi aquatic. Larvae are hatched in water. But they fly away when they got matured.
Main References:

Ali S, Chakraborty T (1992) BANGLADESHER MITHA PANIR AMERUDANDI PRANI (A book on Freshwater Invertebrates of Bangladesh). Bangla Academy, Dhaka, Bangladesh, ISBN: 984-07-4051-2

DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
Other Information