. Bulletin - United States National Museum. Wissenschaft. 156 BULLETIN 120, UNITED STATES NATIONAL MUSEUM. CEPEDEA PULCHRA JAPONICA, neue Unterarten (Abb. 122). Ty^ e. - United States National Museum Kat. Nr. 16503. Wirt.-Rana rugosa Schlegel, drei Infektionen, aus Japan; die Art der Infektion von United States National Museum Muster Nr. 31802, 33 mm lang, von Nara, Yamoto Provinz; H. M. Smith, Sammler. Messungen von tvjo Personen-Messungen.. mm. Länge des Körpers 0,11 Breite des Körpers ICH ,035 Dicke von Körper, '0,022 Durchmesser des ruhenden Kern 0035 -. 004 Länge der Aufteilung der Zellkern [. 01.

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. Bulletin - United States National Museum. Science. 156 BULLETIN 120, UNITED STATES NATIONAL MUSEUM. CEPEDEA PULCHRA JAPONICA, new subspecies (fig. 122). Ty^e.—United States National Museum Cat. No. 16503. Host.—Rana rugosa Schlegel, three infections, from Japan; the type infection is from United States National Museum specimen No. 31802, 33 mm. long, from Nara, Yamoto Province; H. M. Smith, collector. Measurements of tvjo individuals— Measurements.. mm. Length of body 0.11 Width of body I .035 Thickness of body , ' .022 Diameter of resting nucleus 0035-. 004 Length of dividing nucleus [ . 013 Width of dividing nucleus ^ . 0035 Diameter of endospherule . 001 This is very similar to the species proper, except for its largei- nuclei. Its cilia, better preserved than in the specimens of the species proper, are seen to be of considerable length. CEPEDEA PULCHRA JAVENSIS, new subspecies (fig. 123). Type.—United States National Museum Cat. No. 16623. Host.—Bufo melanostictVrS Schneider, United States National Mu- seum No. 43944, from Buitenzorg, Java, March 20, 1909; Bryant Javan Expedition, collectors. Measurements: A of a rather small individual; B of a large in- dividual— Measurements. Length of body Width of body Diameter of resting nucleus Length of-dividing nucleus. Width of dividing nucleus.. mm. m, m. 0.093 0.115 .039 .053 . 00375 . 00375 .0044 .0044 .003 .003 This Javan Cepedea closely resembles C. pulchra japonica, found in Rana rugosa. The usual form and the range of variety of form are similar, but there is one marked difference. In the Japanese speci- mens the numerous nuclei in mitosis are greatly elongated, while in the Javan specimens the very few dividing nuclei are spindle-shaped and very short, not half again as long as broad. The frequency of dividing nuclei in the material may depend upon the time of year or the method of preservation or the conditions under which the speci-. Please note that these images are extracted from scanned page im

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• bookcentury1800
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