. Bulletin of the Buffalo Society of Natural Sciences. Natural history -- New York (State); Natural history. 182. Fk; :u L nijula leano Ventral valve, Datura sizi-i from Mali >. Lingula (Glossina) leana. Hall. (Fig. 79.) (Pal. \. Vol. IN'., p. (.». PI. II. i Distinguishing Characters.â Size: robust cha meter; pointed posterior (beak) end, with sides gradually sloping outward for two-thirds the length; rounded anterior end; Rome- what greater convexity near the beak than near the front; fine concentric growth lines and occasionally faint radiat- ing lines. This species was found at Sect
. Bulletin of the Buffalo Society of Natural Sciences. Natural history -- New York (State); Natural history. 182. Fk; :u L nijula leano Ventral valve, Datura sizi-i from Mali >. Lingula (Glossina) leana. Hall. (Fig. 79.) (Pal. \. Vol. IN'., p. (.». PI. II. i Distinguishing Characters.â Size: robust cha meter; pointed posterior (beak) end, with sides gradually sloping outward for two-thirds the length; rounded anterior end; Rome- what greater convexity near the beak than near the front; fine concentric growth lines and occasionally faint radiat- ing lines. This species was found at Section 7. between eight and fourteen feet, and at twenty feet, below the Encrinal limestone. Measurements.â12 by 9 mm., also 13 mm. bv 10 mm. in greatesl length and width. Lingula delia. Hall. ( Fig. 80.) ( Pal. X. Vol. ].. 12, PI. II.) Distinguishing Characters. â Length about twice the width; abruptly sloping cardinal margins; gently curving sides: rounded front; fine lines of growth, and ^-"- 'â â -''' occasionally coarser concentric lines: a unmdafciia. median longitudinal depression appears in Natural size From Hall). to i I ' one valve, marking the position of a septum. Found in the Demissa bed. at Section 5: ten feet below the Encrinal limestone, at Section 7: and twenty-five feet below the Encrinal limestone, in Idlewood Ravine. Lingula spatulata. Vanuxem. (Fig. 81.) (Pal. N. Y., Vol. p. 13, PI. I.) Distinguishing Characters.â Small size, spatu- late Form; general form and proportions similar to preceding, but very much smaller; outline somewhat variable: occasionally acutely pointed ; fine concentric growth-lines; occasional faint radiat ing stria1. Found in the Upper Naples (Gardeau) shales on Hie Lake Shore: in the Lower Naples I ig 81 Lm- ipih, iâitni,,/,,. Enlarged, x i. Genesee shale. '< iriginal. i. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - colora
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