Cyclocorus lineatus alcalai Leviton, 1967

Leviton, Alan E., Siler, Cameron D., Weinell, Jeffrey L. & Brown, Rafe M., 2018, Synopsis of the Snakes of the Philippines, Proceedings of the California Academy of Sciences 64 (14), pp. 399-568 : 449-450

Cyclocorus lineatus alcalai Leviton, 1967

Alcala’s Northern Triangle-spotted Snake

Cyclocorus lineatus alcalai Leviton, 1967:529 .— Ferner, Brown, Sison, and Kennedy, 2001:52 [19].— Gaulke, 2011:268–269, figs. 179–181.— Siler, Swab, Oliveros, Diesmos, Averia, Alcala, and Brown, 2012:456.— Supsup, Puna, Asis, Redoblado, Panaguinit, Guinto, Rico, Diesmos, Brown, and Mallari, 2016:169, fig. 27. Cyclocorus lineatus, Wallach, Williams, and Boundy, 2014:200 (part).

TYPE LOCALITY AND TYPE SPECIMEN (S).— ridge on north side of Maite River , 5 km west of Valencia, Negros Oriental Prov., Negros Id., Philippines. Holotype: CAS 101587 (formerly SU [Rept.] 18191).

PHILIPPINE DISTRIBUTION (ENDEMIC) ( Map 11A [p. 122]).— Cebu, Guimaras, Inampulugan, Negros (Prov.: Negros Occidental, Negros Oriental), Panay (Prov.: Alkan, Antique), Tablas.

CONSERVATION STATUS [IUCN].— The conservation status of Cyclocorus lineatus alcalai has not been assessed for the IUCN Red List [2016] ver. 3.1, but IUCN notes that it is listed in the Catalogue of Life.

Cyclocorus lineatus lineatus ( Reinhardt, 1843) Photo figures 71–72 Northern Triangle-spotted Snake

Lycodon lineatus Reinhardt, 1843:241 , pl. 1, figs. 7–9.

Cyclocorus lineatus, Duméril, 1853:461 .— Taylor, 1922a:106 (in part); 1922d:137.— Leviton, 1967:528.— Brown, Ferner, Sison, Gonzales, and Kennedy, 1996:12.— Diesmos, Brown, and Gee, 2004:71.— Siler, Welton, Siler, Brown, Bucol, Diesmos, and Brown, 2011:190.— Wallach, Williams, and Boundy, 2014:200 (part).

Cyclocorus lineatus lineatus, Ross and Gonzales, 1992:65 .— Brown, Ferner, Sison, Gonzales, and Kennedy, 1996:12.— McLeod, Siler, Diesmos, Diesmos, Garcia, Arkonceo, Balaquit, Uy, Villaseran, Yarra, and Brown, 2011:188, fig. 8A.— Oliveros, Ota, Crombie, and Brown, 2011:14.— Devan-Song and Brown, 2012:13. fig. 28.— Brown, Siler, Oliveros, Welton, Rock, Swab, Van Weerd, van Beijnen, Jose, Rodriguez, Jose, Diesmos, 2013:78, fig. 81.

TYPE LOCALITY AND TYPE SPECIMEN (S).— Manila, Luzon Id., Philippines. Holotype: ZMUC 60489 .

PHILIPPINE DISTRIBUTION (ENDEMIC) ( Map 11B [p. 122]).— Babuyan Ids. (Calayan, Camiguin Norte), Cantanduanes, Lubang, Luzon (Prov.: Albay, Aurora, Bataan, Cagayan, Isabela, Kalinga, Laguna, Pampanga, Quezon, Rizal, Sorsogon, Zambales), Mindoro, Marinduque, Mindoro, Polillo.

CONSERVATION STATUS [IUCN].— The conservation status of Cyclocorus lineatus lineatus has not been assessed for the IUCN Red List [2016] ver. 3.1, but IUCN notes that it is listed in the Catalogue of Life. Under the nomen Cyclocorus lineatus, IUCN shows it as of Least Concern (IUCN [2016] ver. 3.1).

Cyclocorus nuchalis nuchalis Taylor, 1923 Photo figures 73–74 Southern Triangle-spotted Snake

Cyclocorus nuchalis Taylor, 1923:543 , pl. 3, figs. 1–2.— Beukema, 2011.— Wallach, Williams, and Boundy, 2014:200 (part).

Cyclocorus nuchalis nuchalis, Smith, 1993:96 .— David, Pauwels, Lays, and Lenglet, 2006:215, fig. 9.

TYPE LOCALITY AND TYPE SPECIMEN (S).— Pasananka [= Pasonanca], Zamboanga del Sur [Zamboanga City] Prov., Mindanao Id., Philippines. Holotype: CAS 62558 (formerly EHT 1428 ).

PHILIPPINE DISTRIBUTION (ENDEMIC) ( Map 11C [p. 122]).— Basilan, Mindanao (Prov.: Bukidnon, Misamis Occidental, Sarangani, South Cotabato, Zamboanga del Sur [Zamboanga City], Zamboanga del Norte). (See summary David, Pauwels, Lays, and Lenglet [2006:251].)

CONSERVATION STATUS [IUCN].— Least Concern [listed as C. nuchalis ]; under C. nuchalis nuchalis , “This taxon has not yet been assessed for the IUCN Red List, but is in the Catalogue of Life: Cyclocorus nuchalis nuchalis Taylor, 1923 ” (IUCN [2016] ver. 3.1).

Cyclocorus nuchalis taylori Leviton, 1967 Photo figure 75 Taylor’s Southern Triangle-spotted Snake

Cyclocorus nuchalis taylori Leviton, 1967:532 .— Smith, 1993:97.— Wallach, Williams, and Boundy, 2014:200 (part).— Sanguila, Cobb, Siler, Diesmos Alcala, and Brown, 2016:92, fig. 66.— Supsup, Guinto, Redoblado, and Somez. 2017:7, fig. 6.

TYPE LOCALITY AND TYPE SPECIMEN (S).— Butuab, Agusan del Norte Prov., Mindanao Id., Philippines. Holotype: CAS 15242 .

PHILIPPINE DISTRIBUTION (ENDEMIC) ( Map 11D [p. 122]).— Camiguin Sur, Dinagat, Leyte (Prov.: Layte), Mindanao (Prov.: Agusan del Norte, Bunawan, Davao City, Davao del Norte, Davao Oriental), Samar, Siargao (Prov.: Surigao del Norte).

CONSERVATION STATUS [IUCN].— The conservation status of Cyclocorus lineatus taylori has not been assessed for the IUCN Red List [2016] ver. 3.1, but IUCN notes that it is listed in the Catalogue of Life.