DISCUSSION OF SPECIKS AND THKIll I)ISTKI15UTI0N. ' 493 



inteispinali horizoiitali subeiitaneo articulafns, hand inoiiil ah apit-e rostri insertiis, siimin 

 frontaleiii loiisitiuliiie liaiul .siiperaiis, clava-lbiinis; caput clava- coiuprcssuni, tentacula 

 plum niiuuta gcreus; radius dorsalis (secuudus) .sumiiio dorso iniposiUis, conicus, dcpressus, 

 flaccidus, frontalem lonsitudiue superat. Pinna dorsalis vera et analis l.revcs, caudali 

 apitroximata', scd distiiicta-; caudalis iiie(li<Hiis, liaud cloiigata. Pinnaruiu funiuila ladio- 

 ruiu: ]). 1 + 1 + 0, P. \^ o, A. 4, C. 8; ladii luolles, cartila.iiiiici, hand articulati, cauchilcs 

 mediauaj rpiatuor soli fissi. Scpiama- iiulhf ; cutis niulis, mollis, iii<;ei- tottiiu corpus oblcgit. 

 Vesica uotatoria ct ajipeudicis p.vlorica' nulla-; ossa scclite .nollia, scmisponj-iosa ut iu 

 piscibus attiiiibus, spiuis biuis frontalibus ft luandibularibus exccptis nidlibi in tubercula 

 vel spiuas prodeuutia. 



DIMKNSloXES SPF.CIMIXIS HKSCKir I 1. 



Mm. 



LoDgitudo corporis totiiis ab apioe rostri usque ad pstremitatcm iiiniiir <'!iudalis 205 



Lougitudo corporis totius ah apice rostri usque ad orisiucm pinnai caudalis 160 



Altitude maxima jOg 



Lougitudo capitis iuter spiuas froutales 45 



si mis (uis gj 



Lougitudo maxillaiuui 54 



SpiniB frontales ab apice rostri distant 55 



a sinubus oris 52 



Apertunr liranchialis altitude 30 



Radii froutalis lougitudo 3g 



dorsalis 50 



Pinua? caudalis 45 



PARONEIRODES, AleOck. (Figure 401.) 

 Parnneirodes, Alcock, Aun. aud Mag. Nat. Mist., l.S'JO, 11, 20(;. 



Ceratiid.s closely allied to Oncirodes, with ovoid, flaccid body. Mouth moderately 

 large, with cleft obliquely ascending. A narrow band (?) of .small teeth in eacli Jaw and 

 on vomer. Branchia- in 2i pairs. Eye rudimentary, buried deeply lieneath a patch of 

 transparent skin. Dorsal s|)ines 2, chivate, close together, and near interorbital area. 

 No postcephalic dorsal spine. Soft dorsal and anal short and very far back, almost conliuent 

 with caudal. Peduncles short and pointed. Ventrals none. 



A single .specimen, Paroiicinxloi glomcro.sns, Alcock {lor. cit.. i»l. IX, fig. (i), represented 

 by a specimen 1^^ inches long taken by the Investigator in the Bay of Bengal, station 103, 

 1,200 fathoms, on a .soft bottom ol'blue nnnl. 



HIMANTOLOPHUS, Reiuhardl. 



Himantolophus, REiNn,\RDT, K. Danske Vidensk. Selsk., Nat. og Math. Ath., I, nikkc, v, vii, 1837, 74.— 

 LiJTKEN, K. Dausko Videusk, Selsk. Skrift., ISSO, 8J0,— Gill, Troc U. S. N. M., i, 1878, 2l'7, L'28.— 

 Jordan- and Gilbi-rt, Bull, xvi, U. S. Nat. Mus., 8411. 

 Ceratiids with oblong-oval body, somewhat compressed, and large head, likewise com- 

 pressed; mouth moderate, with oblicpui cleft and projecting mandible; mandibular artic- 

 ulation under or behind eye; teeth in several series in the.jaws, unequal, rasp-like, depressi- 

 ble; pahite toothless; branchial arches with dentigerons tubercles; gills in f-2A pairs; 

 spinous dorsal a single tentacle, with numerous long lilainents at its extremity, and with a 

 procumbent, subcutaneous basal element; soft d(n-sal moderately short (with about 9 

 rays); anal short. Ventrals none. Pectoral moderately broad (with about 12 rays). Skin 

 thick with round prickly scutes, sparsely distributed. 



HIMANTOLOPHUS GRCENLANDICIIS, Rkixii.vri.t. (Fig. 405.) 



Himantolophus firmiUndicm, Reinhardt, K. Dausko rid. Sclsk. Nat. og. Math. Ath. I, ra'kke v, 7. 74, 

 1837.— LfiTKEN, Inr. cit., 1880, 320, jil. 11, fig. .-).— Gill, lor. nil., ,Iori>ax, loc. cil. 

 The body is oblong oval; its height about two fifths of its total length. The dor.-^al 

 flu has about 9 rays aud the pectoral about 12. The single cephalic ray representing tlie 

 first dorsal fin is provided with about eleven tentacles. 



