Thelodontomorpha 

 (continued) 



Amaltheolepis winsnesi 

 New species 

 New genus 

 Scales 

 Devonian 

 Logan ia martinssoni 

 Armored scales 

 Anatomy 

 Histology 

 Thelodus laevis 

 Armored scales 

 Anatomy 

 Histology 

 Thelodus schmidti 

 Armored scales 

 Anatomy 

 Histology 

 Thelodus scoticus 



Distribution 

 Turinia 

 Armored scales 

 Distribution 

 Acanthodii 



General structure and beha^ 



Descriptive evolution 

 Relationships 

 Stratigraphic distribution 

 Scales - 

 Evolution 

 Devonian 

 Distribution 

 Machaeracanth us 

 Redescription 

 Devonian 

 Acanthodomorpha 

 Relationships 



Acanthodes 

 Caudal fin 

 Anatomy 

 Function 

 Lateral line pores and ca; 

 Semicircular canals 

 Permian 

 Acanthodes bronni 

 Hyoid arch 



Descriptive evolution 

 Gill arches 

 Anatomy 



Descriptive evolution 

 Jaws 



Descriptive evolution 

 Homology 

 Gill arches 

 Identification 

 Chciracanthus costcllatus 

 Redescription 

 Devonian 

 Mesacanthus scmistriatus 

 Redescription 

 Devonian 

 Climatiomorpha 

 Armored scales 

 Climatius latispinosus 

 Redescription 

 Devonian 

 Nostolepis 



Distribution 

 Nostolepis gracilis 

 Silurian 

 Distribution 

 S'ostolcpis striata 

 Silurian 

 Distribution 

 Ischnacanthomorpha 

 Distribution 



Gomphosus sandetensis 

 Silurian 

 Distribution 

 Paracanthodes punctatus 

 Silurian 

 Distribution 

 Antiarchi 



General structure and bchav 



Dcscriptii 

 Armor 



Extinction 

 Descripti' 

 Evolution 

 Bothriolcpis 



Devonian 



Distribution 



olution 



805589 

 805589 

 805589 

 805589 



808939 

 808954 



807940 

 807170 

 807170 



805713 



805866 

 805866 

 805866 

 804012 



807964 

 807964 



Arthrodira 



Relationships 



General structure and behavior 



Descriptive evolution 

 Armor 



Extinction 



Descriptive evolution 

 Evolution 

 Devonian 

 Distribution 

 Batteraspis fulgens 



New species 



New genus 



Devonian 

 Cartieraspis nigra 



New species 



New genus 



Gaspeaspis cassivi 

 New species 



Kolpaspis beaudryi 



New species 



New genus 



Devonian 

 Lanrentaspis splendida 



New species 



New genus 



Devonian 

 Phlyctaenaspis acadica 



Relationships 



Redescription 



Devonian 

 Phlyctaenaspis atholi 



New species 



Devonian 

 Quebecaspis russelli 



New species 



genu 



Head 

 Distribution 

 Kujdanowiaspis 



Anatomy 



Descriptive evolution 

 Coccosteomorpha 

 Relationships 

 Redefinition 



Lateral line pores and canals 

 Arctonema crassum 

 New species 

 New genus 

 Relationships 

 Armor 



Lateral line pores and canals 

 Dinichthyidac 

 Relationships 

 Jaws 



Identification 

 Devonian 

 Dinichthys 

 Jaws 



Identification 

 Dunklcostcus 



Devonian 

 Hcrasmius granulatus 

 species 



Nc 



Skull 



De 



genu 



805142 

 805142 

 808645 



Hetcrostius ingens 

 Skull 

 Gemuendinomorpha 

 Distribution 

 Astcrostcus stcnoccphalus 



Ohioaspis 

 Armor 

 Histology 

 Phyllolepidomorpha 

 Phyliolepis 

 Distribution 



807054 

 807170 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



809095 

 809095 

 809095 



807054 

 807054 

 804839 



806900 



804736 



805589 

 805589 

 805589 

 805589 



805589 



805589 



176 



