Perionyx Perrier, 1872

  • Male pores (combined with prostatic pores) paired on xviii.
  • Female pore intraclitellar and median.
  • Spermathecal pores paired, lateral to mid-ventral.
  • Dorsally pigmented reddish to blackish, ventrally non-pigmented.
  • Holonephric : Nephridia with preseptal funnels and postseptal loops that open in their own segments to the exterior through epidermal apertures.
  • Dorsal pores absent.
  • Clitellum annular setae retained.
  • Oesophagus without or with a small gizzard in v or vi.
  • Typhlosole, intestinal and supra-intestinal glands absent.
  • Ovaries fan-shaped with several egg strings.
  • Fifty two Species recorded in India viz.,

S. No. Species Type locality Status
1 alatus Sitong ridge in Darjeeling Hills, West Bengal, India Endemic
2 annandalei Kurseong, West Bengal, India Endemic
3 annulatus South of Yembung, Arunachal Pradesh, India Endemic
4 arboricola Cobapo in Leiktho circle, Myanmar Endemic
5 bainii Simla (Shimla), Himachal Pradesh, India Endemic
6 barotensis Barot, Himachal Pradesh, India Endemic
7 browantlerus Shirui Kashong (Peak), Shiroi National Park, Ukhrul, Manipur, India Endemic
8 ceylanensis Peradeniya, Srilanka Endemic
9 crassiseptatus Chalakudi, Kerala, India Endemic
10 daflaensis Kolang, Arunachal Pradesh, India Endemic
11 daminensis Damin, Arunachal Pradesh, India Endemic
12 depressus Rotung (Rottung), Arunachal Pradesh, India Endemic
13 excavatus Saigon (Ho Chi Minh City), Vietnam Native peregrine
14 festivus Jubbulpore (Jabalpur), Madhya Pradesh, India Endemic
15 fossus Shillong, Meghalaya, India Endemic
16 foveatus Renging, Arunachal Pradesh, India Endemic
17 gravelyi Pashok (Peshok), West Bengal, India Endemic
18 heterochaetus Pashok (Peshok), West Bengal, India Endemic
19 himalayanus Sandakphu, West Bengal, India Endemic
20 horai Cherrapunji, Meghalaya, India Endemic
21 inornatus Sandakphu, West Bengal, India Endemic
22 jorpokriensis Jorpokri (Jore Pokhri), West Bengal, India Endemic
23 kempi Kobo, Assam, India Endemic
24 koboensis Kobo, Assam, India Endemic
25 macintoshi Akhyab, Myanmar Endemic
26 millardi Malabar Hill in Bombay (Mumbai), Maharashtra, India Endemic
27 minimus Belgaum (Belagavi), Karnataka, India Endemic
28 modestus Cherrapunji, Meghalaya, India Endemic
29 mysorensis Shemoga (Shivamogga), Karnataka, India Endemic
30 nainianus Nainital, Uttarakhand, India Endemic
31 nanus Pashok (Peshok), West Bengal, India Endemic
32 pallidus Kalimpong, West Bengal, India Endemic
33 pincernus near Ghoom (Ghum), West Bengal, India Endemic
34 pokhrianus pokhrianus Jorpokri (Jore Pokhri), West Bengal, India Endemic
35 pokhrianus affinis Sitong Ridge in Darjeeling Hills, West Bengal, India Endemic
36 pullus Belgaum (Belagavi), Karnataka, India Endemic
37 pulvinatus near Ghoom Ghum), West Bengal, India Endemic
38 rahuli Jorpokhri in Darjeeling Hills, West Bengal, India Endemic
39 rimatus Jor Pokhri (Jorpokri), West Bengal, India Endemic
40 rufulus Khezhabama, Nagaland, India Endemic
41 saltans Ootacamund (Udhagamandalam or Ooty), India Endemic
42 sansibaricus Zanzibar, Tanzania Native peregrine
43 setnai Darjeeling, West Bengal, India Endemic
44 shyamasreetus Bhubaneshwar, Odisha, India Endemic
45 shillogensis Shillong, Meghalaya, India Endemic
46 sikkimensis sikkimensis Sandakphu in Darjeeling Hills, West Bengal, India Endemic
47 sikkimmensis michaelseni Gangtok, Sikkim, India Endemic
48 silvicoloa Dhoni Forest, Kerala, India Endemic
49 simlaensis Dharmpur (Dharampur), Himachal Pradesh, India Endemic
50 turaensis Tura, Meghalaya, India Endemic
51 variegatus Phallut (Phalut) in Darjeeling Hills, West Bengal, India Endemic
52 vidakensis Vidak (Bidak), Arunachal Pradesh, India Endemic
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