(For letters see I,ist p. :i64 [98].) 



Figs. 1—2: Siplionostoma typlile. 



Fig. 1 : Left shoulder-girdle and pectoral arch, anterior vertebræ and part of dermal skeleton; inner side. 

 1 — III: anterior vertebræ; t: transverse processes; ml, il: median and inferior lateral plates ; 

 j: jugular plate; o: outer, i: inner fork of clavicle; co' : posterior part of coracoid. 



— 2: Same parts, outer aspect, n": prenuchale; n: nuchale; si, ml, il: superior, median and inferior 



lateral plates; c: cover plate: J: jugular plate; i: intermedial scutes; p, p' : processes of 

 clavicle cl. 



Fig. 3 : Hippocampus sp. 



Fig. '.i: Left slioulder-girdle and anterior part of dermal armour; outer aspect n' : "corona" (prenuchale); 

 n" : posterior nuchale; 1. body of foremost vertebra; v: ventral dermal plates. 



Figs. 4 — 5 : Aiilostoma coloratum. 



Fig. 4: Left shoulder girdle, without posttemporal; outer aspect. 



— 5: Tlie same, inner aspect, f: opening between inner (i) and outer (o) fork of clavicle and cora- 



coid (eo). 



Figs. 6—7: Siphonostoina typhle (jiiv.). 



Fig. (i : Left shoulder girdle and pectoral fin; inner aspect. 



— 7: The same; outer aspect. 



Figs. 8 — 9: Fistulariu petiinba. 



Fig. S: Left shoulder girdle, from inner side; without supraclavicular and ))osttemporal; i, o, f etc. as 

 in Fig. 5. 



— !): The same, outer aspect. 



Figs. 10 — 11: Soleiiostomiis cyuuopterus. 



F'ig. Ill: Part of musculature, visceraetc. of o"- ps: Pseudobranchia; I — IV: first to fourth row of gills 

 o: opening between gill-chambers: c: heart; oe: oesophagus; i: intestine; r: rectum; bd 

 entrance of bile-duct; *,''*: comp. p. 325 [59]; I: liver; td: ossified tendon; k: kidney 

 bl: air-bladder; te: testis. 

 — 11: Filament (magnified) from brood-sac of 9, showing suckers on ends of branchlets; ax: bony 

 axis. 



