TELKOSTOMI. 
Pisces 29 
Pimpludus nigribarbis, Blgr., = P. valencimnis , Kroy. ; Eigenmann, 
jAnn. N. York Ac. vii, 1894, p. 632. 
Rhaitidelta straminca , n. sp. ; Cope, P. Am. Phil. Soc. xxiii, 1894, p. 93, 
pi. vii, fig. 10, Rio Grande do Sul. 
j B atrachocephalus mi?io t Ham. Buch., recorded from Borneo by Boulen- 
Gt5R, Ann. Nat. Hist. (6) xiii, 1894, p. 247. 
Synodontis nebulosus , Ptrs., p. 158, and eurystomus , Pfeff., p. 159, pi. i, 
fig. 5, redescribed by Pfeffer, Jalircsber. Hamburg. Anst. x, 1893. 
Anoplopterus nranoscopus , Pfeff., redescribed and figured by Pfeffer, t.c. 
p. 161, pi. ii, figg. 1 & 2. 
Plecostomii8 commersonii, Val., redescribed by Cope, P. Amer. Phil. Soc. 
xxiii, 1894, p. 99. P. aspilogaster, n. sp., id. t. c. p. 100, pi. viii, 
fig. 14, Rio Grande do Sul. 
Loricaria, cadecc, Hens., redescribed and figured by Cope, t. c. p. 94, 
pi. viii, fig. 15. 
llisonolus laivior , p. 95, pi. vii, fig. 12, and leptochilus , p. 96, pi. vii, fig. 11, 
n. spp. ; Cope, l. c. Rio Grande do Sul. 
Otocinclus flexiliSy p. 97, pi. vii, fig. 13, and fimbriatus , p. 98, pi. ix, fig. 16, 
n. spp. ; Cope, t. c. Rio Grande do Sul. 
; Osteogaster , n. g., for Corydoras eques, Stdr. ; Cope, t. c. p. 102. 
SCOPELIDA3. 
Enchodm Icmonnievi , n. sp. (foss.) ; Dollo, Bull. Soc. beige Geol. vi, 
1893, P.Y. p. 185, figg., Upper Cretaceous, Mons, Belgium. 
Cyprtnid.e. 
On inherited malformations of the head in Cyprinoids ; Knauthe, Biol. 
Centralbl. xiii, 1893, p. 766. 
Amyzon brevipmne. , n. sp. (foss.) ; Cope, P. Ac. Philad. 1893, p. 402, 
British Columbia. 
Cara$siu8 auratus, on inheritance of monstrous characters ; Ryder, t. c. 
p. 75. 
Carpio hollar i, Heck., hybrid between Cyprinus carpio and C. carassiits ; 
notes by Knauthe, Zool. Anz. xvi, 1893, p. 416. 
Crossochilus vittatuSy n. sp. ; Boulenger, Ann. Nat. Hist. (6) xiii, 1894, 
p. 247, Borneo. 
Barbus zanzibaricus, Ptrs., note by Vinciguerra, Ann. Mus. Genova (2) 
xiii, 1893, p. 454. B. macrolepis , Pfeff., p. 162, pi. i, fig. 1, oxy- 
rhynchusy Pfeff., p. 163, pi. i, fig. 2, nigrolineay Pfeff., p. 164; pi. i, 
fig. 3, and laticeps, Pfeff., p. 166, pi. i, fig. 4, redescribed and figured 
by PfefEer, Jahresber. Hamburg. Anst. x, 1893. B. maculatus, 
C. & Y., redescribed and figured by Vaillant, N. Arch. Mus. Paris 
(3) v, 1894, p. 79, pi. i, fig. 1. B. goniosomay Blkr., = B. maculatus , 
C. & Y. ; Perugia, Ann. Mus. Genova (2) *iii, 1893, p. 245. B. 
