30 DE PISCIBUS PER BRANCHIAS 



PETR0MY20N. - .. 



tern lonj!;a ; triangularibus ; tertia cxtrcmam caudam am- 



bientc altcri contiti,i.ia. Corporc vivide argcntco, ad hircra 



transvcrlalibus & magis Iplcndcntibus lincis vcl m;iculi.s cur- 



Ta]},l vis ; cujus cxadam figuram vid. in Tab. Lf.j. Lampcrra 



f.3. ' parva & fluviatilis Gesn. Kondel. Willi/qhb.p. 104. Tnb.G.f.i. 



Mullela fluviatilis minor, Bellonii. A Lampcrnand Pridcof 



the llis, Plott. Neunaugen; noflratcs qvindccim polliccs 



RhinJandicos /kpius adxqvant ; conferatur ClariffimusFr/- 



fchius., Mifcell. Berol. Tom. VI. Niim. XIX. p. ng. de Lanv 



petra leptem Ipiraculis, vulgo oculata; ubi de ore & den- 



tibus hujus pilcis. 



2. Petromyzon; iampetrxmedium genus; germanis&belgis: Prick, 



leu Brick , Willughb. p. 106. Tab. G.j.f. 7., transverfalibus 

 & nigricantibus lineis. 



3. Petrvmyzon maculofus , ordinibus dcntium circiter viginti , Ar- 



tedi. Lampetra maculofa & bicubitalis Snhiani. Lampctra 

 ma']or , Aldrovandi i a Lamprcy orLamprey Eel, WiUiighb. 

 p. 10 f. Tab. G. i.f 1. Cutis nigricans, pallidis & angulolis 

 maculis; albicante macula in vertice, cui contiguumeftfo- 

 ramen parvum. 



4. P^/m;{y20« corpore annulofo, appendicibus utrinqve duobus in 



margine oris,/lrrf(f/. Edentulus eft; lampetra coeca, leu 

 oculis carens, cin blmbec D^cunauqen, Enncophthalmus coe- 

 cus, Willughb. p. loy. Tab.G.j.fi. an omninooculiscareat.' 

 forte ex Iblo praEJudicio, qvod diu Talpas oculis privavit; 

 dixerim tunc , non effe pilbem. 



§. XXIIL 



Huc usqve pifces qvorum , dum proni Jacent, Spiraculalateralia^wt 

 qvinqve, Cweanicum, liveyi-prm mox cuilibet fubafpedumveniunt. Mo- 

 do de pifcibus branchiis occultis , qvammforamina nonaliter, qvam pifcc 

 fupino, qvod thoracicaiunx., & qvidcm con/tanter qvinqve paria obferva- 

 ri & numerari pofTunt. Communiter audiuntMrr///?'^//;!?/ p/^;;/; a). Ho- 

 rum corpora, demtacauda, funt circum circa in pinnam continuam atte- 

 nuata. Cauda eft vel lievis, five pinnata five apinnis, vel Uvis ^ peculiari 

 procejfu velradio ojjeo, five duobus, prxdita; aut el\ muricata, i. e.mul- 

 tis brevibus ipiais horrida, qvandoqvcpariterpeculiariradiovelaculeomu- 



nita. 



