i6 



COI.LIXCR: ox the anatomy of THF. OFAa'S MVOTKSTA. 



EXPLANATION- OF PLATE I. 



Myotcsta frnJisloyfcyi , Cllge. 

 View of tlie animal from the right side, x '<. 

 Dorsal view, x i^. 

 Jaw, considerably enlarged. 

 Generative organs, 



Myoksta punctata, Cllge. 



View of the animal from the right side. x 52* 



Dorsal view. x %. 



Anterior end of body showing lateral groove and genital 

 orifice. 



Generative organs. 



Proximal portion of penis opened to show penis papilla, 



Spermatophore. 



Dift'erent forms (a-f.) of spines on the spermatophore. 



Reference Letters. 



Albumen gland. /. 



Diverticula of epiphallus p.p. 



Epiphallus. /;■. 



Free-oviduct. r.d. 



Groove. r.s. 



Generative orifice. r.tn. 



Hermaphrodite duct. r. or. 



Hermaphrodite gland. v. d. 



Oviduct. vg. 



Penis. 



Penis papilla. 

 Prostate. 



Keceptacular duct. 

 Keceptaculum seminis. 

 Retractor muscle. 

 Respiratory orifice. 

 Vas deferens. 

 Vagina. 



