, 
458 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 
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243. Zapteryx exasperatus J. & G ABA shod omen stad leeesellacac + |S. 
244. Rhinobatus triseriatus J. & G Peso iM oMisecclbie Sahree Ss 
245. Rhinobatus productus Ayres Sc Et | [ocod| Ga oul llae + |S. 
2464 Torpedo californica Avyres.= eh cs-oe 228 a tet tenses ss seeeeeelee ee sere ae lee ee fterusale ate on 
247. Squatina angelus Dum.../-.---...2--.-.20.5.25.s-.cce0-- t cietele gee lesteall pte +/+/)+4+/8. 
248. Somniosus microcephalus (Bloch) Gill ....-..--.-..--..--. co a ere) tees lear, SM ey be og ee N. 
Jo aoqualuswmcanthiasia so seasaee essen eseine snes eee os sete STanlieeme ape | aatoe| saraltoston levers |e mean ON p 
250. Heterodontus francisci (Grd.) Gill............--..--.--.--- aie Sol Rrete a neeiers fi ataie | meee ete (te yom [eto |S 
251. Notorhynchus maculatus Ayres ....-..--..-.--..--.------ eats Seats |p ets [ota ees a anits all 004 
2o2eHexanchus corinasi) 60 Go. .o8- aden ce eke ocean aebae er (es eed Deal eal os 
253. Catulus ventriosus* (Garman) J. & G...........---------- 28 SAlseeEleeeaeos Tapes | Seolaasel sh 
254. Mustelus hinnulus (Blainv.) J. & G.......-..-.---.------- Bese | Re Ve ek rm a vee fe eed bet al ES 
Zon pkninowacis nenlerGHls +25 cnet oasees ceepaassseeeeceescs Be Fee S| ae ie bee mesial elt OP 
ZOU MTIACIsiSeMitasciahus Gra. do eet eee seeker ose tee enene mee ANE Fe Fi) bel a a eee ll fa pt et a rl Hl Os 
257. Galeorhinus galeus'(L.) Blainv......:.:2-.-------+--0.-- Peale lafe al toe eee an tetas 
258. Galeocerdo tigrinus M. Coin he te i eet eae apenas BE an ASHES AE eiSaE| ABA Se SAIS Slee Wish 
259. Carcharinus glaucus (L.) Blainv ......-..---.--+-----+---- Br ees [ae] a eye [ae | bee fesse fers al O75 
260seMnlamian amine GRISsO), Grillo s: oe oss aoe eee eae eee Ne ne Spee | be Mallee lla Set Ss. 
PES Sj lon pel Cafes) 0K OLD) Cn ee es ee oe ieseieeace os lace far eecial baodllanosl sadel oe salle sslliss 
She aC eLorhninusimmaximls (us) Blainwer. 3. t2-c.cseecceseteeneess mee | ae oles, ten | citi] crtercl tare eal) OR 
263. Carcharodon carchariast (L.) J. & @ Pee el eatoad | ea Seleeecal lets 
264. Isurus oxyrbynchus Raf........-.-:-.: re eS |e be --| + Bal PLS 
265; slamnacomubican(Gmel.)-Plem=..4- cos: oe - sce ecessne Soee Saealasee Res ise Me ees 4) XG 
266.) Alopias volpes'(Gmel.)"Bon’! 522". 2222 5o 5522 h2cscace~ ne: Ban oN etvea wefan | otal oer [ten 4) (Ge 
267. Entosphenus tridentatus (Rich.) Gill ............-..-....-. Be ale al eee Sel see neal lee aelossal lat 
268. Ammoccetes plumbeus (Ayres) J. & G........---..------- PA sen bata eet teers 5 ool Mra led Sf 
269. Polistotrema dombeyi{ (Muller) Gill....................-. Seorlassellre epee ies. Beale cellist 
270. Branchiostoma lanceolatum (Pallas) Gray.--.....-.-----.-- Eee | emnoet | ceterdl scrim eral eee leavers |e sss 
MG GALS See orc tee oe eens Ras ome eS eaene 90 | 14 |145 |148 | 43 | 99 | 80 | 83 
Species most abundant northward (Alaskan fauna) ..-:....-...---- ses <-ceeewe semen sacs sine cmcetae 96 
Species most-abundant centrally (Californian fauna) ..-..-. 2.2. . 22 ee on cece enn e ne eee eee ese ner 76 
Species most abundant southward (Lower Californian fauna) .......--.--------------+eeeeeeeeeeee- 98 
otal tesa ace ae od oemlsbatam doc sasewiee seo oc seers caes desis SEED Rion rene Ges shisecsniee senor eee 270 
Speciesfoundialso/insAtlantic Ocean 228. .2. setae coc cee e een eee nen seneneeacles acceee sea seenoe 28 
Species;not obtained by, the: Commission =... -eccocsccecccs pecce ee ro ecbencue sina. cco tape seeeeenie 15 
Species not recorded by previous writers) -2---2-.2-+5-0-)--ccccce wyase cent mse ee ee nage seeee as Eee 66 
* Cephaloscyllium steep ee | & G., probably not of Duméril. 
+ Carcharodon rondeleti 
{ Bdellostoma polytrema Grd. ; “Bdollostoria stouti Lock. 
INDIANA STATE UNIVERSITY, 
Bloomington, November 30, 1880. 
