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olO BULLETIN 34, UNITED STATES NATIONAL MUSEUM. 



Fio. 6. PeJoboifi fi(sci()<, t'umt of skuU. 



7. CiiUyipis provincialix, skull: I'roiii Diiges. 



8. Diilociis calcarafus, steriiuiu. 



t». Mvijaloplirijs montanus, front of skull. 



10. LtptohriuliiiiM lianneUii, skull. 



U. Pehilytfi jiHiiclatiifi, top of skull. 



V2. Xeiio2)hrii.i motiticola, front of skull. 



13. Bomhi 11(1 for iijiims, skull ; from Parker. 



14. JlyteH oh>itttriv(ui>i, skull: from Parker. 



15. l)i'nvijIo>'xufi ])i(.tu.i, iidult ; vertebral columu aud skull from above ; steruuiii 



from below. 

 1(), iJiacoijhissiis pktim, skull of a younger animal from above. 



PLATE LXIX. 



Including Pipkin; Xinopidd', J'ltfonido; and Rhinophrynida. 



Fu;. 1. Pipa ((wencfUKi, frontoparietal and nasal bones; a, sternum, from IJoulfii^ir. 

 '2. A'(»i(j(»'< c((j(( /isi«, axial part of skull from above ; f, ethmoid bone; u«, orlntn- 

 sjdienoid; n nasal. 



3. Mjiobatrachwi ijniihli, front of skull from al)ove, with and without prefrnntals. 



4. Pseiidophryiu aiiatmUi, skull from above; a, sternum. 

 r>. EpidtiJea cuhimitu, skull from above. 



<!t Biifo inurgarilifer, subsp. inx^icns, skull from below, the vomers lemnviil. 

 showing palatines; a, anterior half of skull from above, part uf froniD- 

 l>arietal bone of one side removed to show superior plate of etlimoid. 



7. Biifo /tiniinlosKn (Peru), young animal, with and without prefrontals. 



8. Biifo fipinulosiii, adult. 



9. Bitfo hntigiiiosiix amerkanns. 



10. Bitfo delahuidi (Mus., Paris). 



11. Btifij piintheriiiuti ; frontoparietal bone removed ■m Imth sides displaying 



ethmoid. 



12. Bu/o mreiis. 



13. Biifo cariileostictiia ; a, sternum. 



14. Peltdphryuv ]nllticvphala. hcail. 



15. Otaspin inijxisii, head. 



l(), BhiiioidiryiiHS dorsalis. front of skull from above. 



PLATE LXX. 

 Cystigiiiithidu. 



Fig. 1. Pseiiilt^ I'niunum, skull from above. 



2. Pseiidix mtiiitidactyla, superior axis of skull. 



3. Pfteiidh paradoxn, superior axia of skull. 



4. Cyclcirhamphitx fiiUijinoiui: skull, separate ethmoid bone, and sternum. 

 .'). MUoplnns /(tsviohitiin, cranium from above. 



6. StomhitsanHriatiiiis, superior axis of skull. 



7. CvnitDphrys onidtus, young; superior axis of skull. 



"*. Stiimhiis hoiii, skull with crests from above; u, do., axis only ; «liagramMiiitu'. 

 'J. Centophrys dormitd, anterior extremity of ethmoid. 



10. C7li)•o^j)^.s UHs/ca/i.'«, part of skull of individual not fully mature; u, perfect 



sternum. 



11. Grypincna nmbriniin. a, skull ; b, sternum, ami c. sacrum with urostyle. 

 I'i. Calyptottphalun <iuyi, head from above. 



13, Limiunntdiim tiuicroylofixd, tiknW nui\ ethmoid; the former showing thin "-- 



silication along the sagittal suture. 



14. CoplKiitb marmortttus, with separate ethmoid. 



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