Phylum Echinodermata Class Ophiuroidea Living in marine habitats. 1) Oral surface of the central disc from which arms set off. In the centre, star shaped mouth. 2) Aboral surface of the disc with different types of skeletal plates. 3) Body sagittal section. Digestive system with preoral cavity and jaws, mouth, dead-end sacciform stomach, surrounded by perivisceral coelom. Water-vascular system with modified podia. Vertebrae of the arm. 4) Transverse section of arm with spines. 9-11) Different types of plates and ossicles of the dermaskeleton.Tavola LIX Tavola parietale. Presente sulla tavola in basso a destra il monogramma dell'autore: HL (Ludwing Hubert) Phylum Echinodermata Classe Ophiuroidea Marini. 1) Superficie orale del disco d...
<div><p>The peristomial plates are skeletal components of the interbrachial frame (or mouth frame), ...
Tavola 11 Tavola parietale. Phylum Echinodermata Classe Asteroidea Astropecten aurantiacus Marini ...
Phylum Echinodermata Class Asteroidea Asterias rubens and Luidia External anatomy of a sea star, ora...
Class Ophiuroidea Ophiactis. Living in marine habitats. Oral view of spiny brittle star. Surface of...
Phylum Echinodermata Classe Echinoidea Phylum Echinodermata Classe Echinoidea Living in marine habi...
Tavola 5 Tavola parietale. Phylum Echinodermata Classe Echinoidea Marini. 1) Struttura esterna, co...
Phylum Echinodermata Different types of Echinodermata. 1, 4, 7) Dipleurula. 2, 3) Development stage...
Class Crinoidea Antedon Living in marine habitats. To the right, adult stage with prehensile cirri ...
Class Holothuroidea Living in marine habitats. Holothuria (sea cucumber), with dorsal tube feet mod...
Tavola VII Tavola parietale. Presente sulla tavola in basso a destra il monogramma dell'autore: HN (...
Fig. 6. SEM images of skeletal elements of Ophioderma panamense (ICML-UNAM 3.18.60, DD = 11.1 mm). A...
Fig. 12. SEM images of skeletal elements of Ophioderma zibrowii sp. nov., from non-type specimen of ...
Fig. 7. Ophioderma pentacanthum H.L. Clark, 1917, paratype (A–G = MCZ OPH-4519, DD = 21.1 mm H–I = M...
Superfamily Ophionereidoidea Ljungman, 1867 Diagnosis Disc with numerous thin scales and few plat...
Fig. 9. SEM images of skeletal elements of Ophioderma variegatum (ICML-UNAM 3.20.4, DD = 13.6 mm). A...
<div><p>The peristomial plates are skeletal components of the interbrachial frame (or mouth frame), ...
Tavola 11 Tavola parietale. Phylum Echinodermata Classe Asteroidea Astropecten aurantiacus Marini ...
Phylum Echinodermata Class Asteroidea Asterias rubens and Luidia External anatomy of a sea star, ora...
Class Ophiuroidea Ophiactis. Living in marine habitats. Oral view of spiny brittle star. Surface of...
Phylum Echinodermata Classe Echinoidea Phylum Echinodermata Classe Echinoidea Living in marine habi...
Tavola 5 Tavola parietale. Phylum Echinodermata Classe Echinoidea Marini. 1) Struttura esterna, co...
Phylum Echinodermata Different types of Echinodermata. 1, 4, 7) Dipleurula. 2, 3) Development stage...
Class Crinoidea Antedon Living in marine habitats. To the right, adult stage with prehensile cirri ...
Class Holothuroidea Living in marine habitats. Holothuria (sea cucumber), with dorsal tube feet mod...
Tavola VII Tavola parietale. Presente sulla tavola in basso a destra il monogramma dell'autore: HN (...
Fig. 6. SEM images of skeletal elements of Ophioderma panamense (ICML-UNAM 3.18.60, DD = 11.1 mm). A...
Fig. 12. SEM images of skeletal elements of Ophioderma zibrowii sp. nov., from non-type specimen of ...
Fig. 7. Ophioderma pentacanthum H.L. Clark, 1917, paratype (A–G = MCZ OPH-4519, DD = 21.1 mm H–I = M...
Superfamily Ophionereidoidea Ljungman, 1867 Diagnosis Disc with numerous thin scales and few plat...
Fig. 9. SEM images of skeletal elements of Ophioderma variegatum (ICML-UNAM 3.20.4, DD = 13.6 mm). A...
<div><p>The peristomial plates are skeletal components of the interbrachial frame (or mouth frame), ...
Tavola 11 Tavola parietale. Phylum Echinodermata Classe Asteroidea Astropecten aurantiacus Marini ...
Phylum Echinodermata Class Asteroidea Asterias rubens and Luidia External anatomy of a sea star, ora...