. The land and sea mammals of Middle America and the West Indies . 9; j^alatal length,; length of upper molar series, 5; of lower molar series, 7 ; length ofmandible from angle, 15. 576. Virgo {Declidurus), Thomas, Ann. Mag. Nat. , 7th Ser., 1903, P- 377-EscAzu White Bat. Type locality. Escazu, Costa Rica. Genl. Char. Upper incisors very weak, the main cone without 016 DECLIDURUS. posterior secondary cusp; minute cusp on cingulum anteriorly, and asecond posteriorly; small premolar separated from large premolar,and not occupying all the space between that tooth and the canine. Color. U
. The land and sea mammals of Middle America and the West Indies . 9; j^alatal length,; length of upper molar series, 5; of lower molar series, 7 ; length ofmandible from angle, 15. 576. Virgo {Declidurus), Thomas, Ann. Mag. Nat. , 7th Ser., 1903, P- 377-EscAzu White Bat. Type locality. Escazu, Costa Rica. Genl. Char. Upper incisors very weak, the main cone without 016 DECLIDURUS. posterior secondary cusp; minute cusp on cingulum anteriorly, and asecond posteriorly; small premolar separated from large premolar,and not occupying all the space between that tooth and the canine. Color. Upper parts pure white to roots of hairs, or gray mixed,the hairs then being slaty at base. Underneath the hairs on bellyare slaty on basal halves; on chin and sides of body pure white. Measurements. Head and body, 80; tail, 22; hind foot, 10; ear,13; forearm, 66; third finger, metacarpal, 64; first phalanx, 10; fifthfinger, metacarpal, 35; first phalanx, 17; calcar, 22. Skull: greatestlength, 18; front of canine to back of third upper molar, (Thomas, 1. c.). Fig. 121. Noctilio l. mastivus. No. 37435 U. S. Nat. Mus. Coll. Enlarged twice nat. size. Incisors enlarged 4 times. NOCTILIO. 617 Subfam. II. Noctilioninae. I. 128. Noctilio. Noctilio Linn., Syst. Nat., i, 1776, p. 88. Type Vesperiilio lepo-riinis from sides of head; tragus longer than broad, possessingtooth-hke processes; antitragus at base of tragus in front; nose pro-jecting beyond lower lip, nostrils oval; cutaneous ridges on chin; tailshort, perforating interfemoral membrane, which extends far beyondits tip, third finger very long. Skull short, broad, with mastoid and
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectmammals, bookyear1904
