Amynthas gracilis ( Kinberg, 1867 )

Amynthas gracilis ( Kinberg, 1867) View in CoL

Material examined MNP17-1107-45A4, MNP17-1111- 45A8, MNP17-1122-45A19, MNP17-1123-45A20, MNP17- 1130-45A28, Shiroi National Park, Shirui Kashong (Peak), Manipur, Lat / Lon : 25.1302, 94.4202, elevation: 2106.19 m, collected on 11th of October 2017, collected by Shweta Yadav ( Fig. 5 View Fig ) GoogleMaps .

Description Length 56–77 mm, diameter 3–4 mm. Total number of segments 78–92. Body colour brownish yellow dorsally, paler on ventral side. Prostomium open epilobic. First dorsal pore starts from intersegmental furrow of x/xi. Clitellum covers three segments, i.e., xiv–xvi, setae partially visible. The female pore, single, median on segment xiv in small circular whitish patch. Male pores in the setal zone of segment xviii, superficial, on a small porophores, bounded by concentric ridges. Three pairs of spermathecal pores in intersegmental furrow of v/vi/vii/viii. Genital markings present on segment xviii near male pores, post-setal 2–3 small discs with fine circular swollen outline.

A single spherical gizzard in segment viii. The lateral intestinal caeca simple with lobed margins, originates in segment xxvii and extends up to segment xxv. Last pair of heart in segment xiii. Intestine begins from segment xv. Male organs holandric, testis sacs in x and xi and paired seminal vesicles in segment xi and xii. Prostate racemose well developed large in segment xviii, extends xvi–xxii with long muscular ducts and at the ectal end of prostatic duct present a genital marking gland. Three pairs of spermathecae in segment vi–viii, large saccular ampullae, duct slender, equal to or smaller than ampulla, from the base of the duct arises a thin tubular diverticulum, each with a small, a little iridescent terminal bulb.