Die Muskulatur von Dytiscus marginalis. 645 



Erklärung der Abkürzungen in den Figuren: 



äba, Musculus abductor articuli secundi antennae; 

 ada, Musculus adductor articuli secundi antennae; 



ccaa, Musculus conjungens coxo-abdorainis a; 



ccab, Musculus conjungens coxo-abdominis b. ; 

 cdlll, Musculus coxo-dorsalis metathoracis; 

 clIII, Musculus coxo-lateralis metathoracis; 



cma, Musculi conjungentes metaphragmo-alxlominis; 



cph, Musculi compressores pharjTigis; 



da, Musculi dorsales abdoniinis; 



dan, Musculus dejiressor antennae; 



de, Musculus depressor elytrae; 



dg, Musculus depressor glossae; 



dh, Musculus depressor capitis horizontalis; 



dph, Musculi dilatatores pharyngis; 



dpr, Musculus depressor prothoracis; 



do, Musculus depressor capitis obliquus; 



dv, Musculus depressor capitis verticalis; 



eaa, Musculus depressor alae anterior; 



ean, Musculus depressor antennae; 



eap, Musculus depressor alae posterior; 



ecla, b, c, Musculi extensores coxae prothoracis a.b, c; 



eclla, b, c, d, e, Musculi extensores coxae mesothoracis a, b, c, d, e ; 



elm, Musculus extensor lobi extemi; 



emd, Musculus extensor mandibulae; 



emx, Musculus extensor niaxillae; 



epl, Musculus extensor palpi labii; 



epm, Musculus extensor palpi niaxillaris; 



et, Musculus extensor tibiae; 



etri, Musculus extensor trochanteris protlioracis; 



etrlla, b, c, d, e, Musculi extensores trochanteris mesothoracis a, 6, c, rf, e ; 



etrIIIa, Musculus extensor trochanteris metathoracis anterior; 



etrIIIi, Muscuhis extensor trochanteris metathoracis inferior; 



etrIIIm, Musculus extensor trochanteris metathoracis medius; 



etrIIIp, Musculus extensor trochanteris metathoracis posterior; 



etrmin, Musculus extensor trochanteris minor; 



ex, Musculus expirator; 



fa, Musculi flexores alae; 



fan, Musculus flexor antennae; 



fap, Musculi flexores articuli palpi maxillaris; 



fcia, b, Musculi flexores coxae prothoracis a, b ; 



fclla,b,c, Musculi flexores coxae mesothoracis a,b,c; 



Jim, Musculus flexor lobi externi; 



jmd, Musculus flexor mandibulae; 



jmxa, Musculus flexor maxillae anterior; 



