Description of two new species of Chronogaster Cobb, 1913 from India

R. Sultana, P. Bohra

Abstract


Two new species of Chronogaster, collected from Pichola lake of Udaipur, Rajasthan, India, are described and illustrated. Chronogaster laxus sp. n. is characterized by having L = 1.0-1.1 mm, a = 40.6-44.2, b = 4.4-4.5, c = 7.2-7.4, c' = 9.9-10.3, V = 53.3-54.1, C-shaped body, presence of lateral glandular bodies, 4 μm long cephalic setae, radial tubules 23-25 μm from base of the stoma, tail terminus truncated with a prominent lateral and a fine dorsal spine and absence of male. Chronogaster udaipurensis sp. n. is characterized by having L = 1.3-1.5 mm, a = 47.6-49.5, b = 6.2-6.8, c = 8.3-9.6, c' = 7.8-10, V = 49.2-57.1, J-shaped body, presence of lateral field and faint longitudinal lines, 7-8 μm long cephalic setae, radial tubules 29-35 μm from the base of the stoma, tail terminus sharply pointed bearing a terminal mucro with two spines and absence of male.

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