288 ADDENDA, VOL. II. 



arch. Clavicles concealed under tlie skin. Dorsal 73, its distance 

 from occipital process ^ length of head. Anal G2. Dorsal and anal 

 extending almost to the very root of caudal. Pectoral not quite | length 

 of head, spine short, strongly serrated on both sides. Vcntrals very small, 

 1§ times as far from caudal as from end of snout. Caudal ^ length of 

 head. Uniform blackish brown ; caudal with a narrow light edge. 



Total length 130 mm. 



Lake Ilukwa. 



1. Tvpc. 1,. EukwH. F. H. Mclland. Es.|. (P.). 



Distinguished from C. hpviccj).'^ by tlie granular vonieriue tcctli. fewer 

 gill-rakers, fewer dorsal and anal rays, and a longer and narrower 

 occipital process. 



31. CbAKIAS THK()|)()H;E, I\I. Wd.. 

 ]>)i)ii]eiio-. Tr. Zool. Soc. xviii. I'.tl I, p. 4(1.") ; (iilciu-. iV Th(iiii|i>. Aim. S. Al'r. Mus. 



xi. i;u;i, p. 445. 

 Add :— 



2-3. All. i^ lifjr. ( )kov;ui;^o 1!.. \,. Xj;;mii. li. !'>. W'odSiKini. Iv~i]. [V.). 



m. L'LAHIAS F0L'I,(>.\1, ISIor. 

 Add :— 



2. A.l. L. l?anuw,.Ui. V. II. McIImivI, E.-i. d'.). 



33. CLAKIAS ,SAL.E. Hul.r. 



Ad 



3-4. All. & hgr. NaniiM Km, Lil.i'i-ia. W. P. l-ovvo. Esij^ ( ('. 1 



.'). Skel. 



') 



2. ALLABENCHELYS, Bl-r. 



2. ALLABENC'HELY.S LON(JI('A I'DA, Blgr. 

 Add: — 



;>. All. Ja \{. at E<;uiics:i. (i. L. Bates, Esq. {('.;. 



2a. ALLABENCHKLVS EATlCEi'S. 

 Steind. An/. Ak. Wii'ii, I'.UK ].. W.V>. 



Depth of body 8f to 9 times in total length, length of head 5 to 5| 

 times. Head ]| to 1^ times as long as broad ; eye 1 1 to \'l times in 

 length of head, interorbital width nearly H times; band of pr.cmaxillary 



