Rhinolophus thomasi septentrionalis, Sanborn, 1939

Sanborn, Colin Campbell, 1939, Eight New Bats Of The Genus Rhinolophus, Zoological Series Of Field Museum Of Natural History 24 (5), pp. 37-43 : 40

Rhinolophus thomasi septentrionalis subsp. nov.

Rhinolophus affinis tener Osgood , Field Mus. Nat. Hist., Zoo l. Ser., 18, p. 216, 1932.

Type from Nguluko (27.5° N. Lat., 100° 15' E. Long.), north of Likiang , Yunnan, China. No. 32291 Field Museum of Natural History. Adult male. Collected February 9, 1929, by Herbert Stevens.

Characters.— Like thomasi in wing structure, and in shape and size of sella and lancet, but in other parts much larger. Skull larger and upper premolar two only half in row instead of being wholly in row. Posterior edge of palatine narrower, less rounded than in thomasi and t. latifolius .

Measurements.— Type (paratypes in parentheses): Forearm 51.6 (51-55). Skull: greatest length 20.6 (19.8-20.9); condylo-basal length 18.1 (17.1-18); palatal length 2.4 (2.1-2.5); width across nasal swellings 5.6 (5.3-5.5); interorbital width 2.6 (2.5-2.8); zygomatic width 10.5 (10.5-10.9); mastoid width 9.7 (9.4-9.8); braincase 8.2 (8.1-8.6); upper toothrow 8.3 (7.6-8.1); width across canines 5.8 (5.3-5.7); maxillary width 8.5 (8-8.6).

External measurements of 15 alcoholic specimens: Forearm 52-55; third finger, metacarpal 36.9-39.5, first phalanx 15.6-18, second phalanx 26.5-29.8; fourth finger, metacarpal 39-41.5, first phalanx 11.3-13.1, second phalanx 15.1-18; fifth finger, metacarpal 40.5-43.5, first phalanx 13.2-15, second phalanx 9.9-12.5. Ear 19­ 21; tail 20.3-24.9; tibia 19.7-21.5.

Specimens examined.— Total 25. Nguluko, Yunnan, China, 11 males (6 ale.), 12 females (9 ale.) (F. M.). Su Shan Chang, Likiang, Yunnan, China, 1 male, 1 female (Amer. Mus. Nat. Hist.).

Remarks.— The wing structure and maxillary width easily identify this bat. The large size separates it from typical thomasi .