BULLETIN OF THE BUREAU OF FISHERIES. 



Planocera inquilina Wheeler. 



Wheeler, 18943, p. iQS" 201 ( S P- nov.); Verrill, 

 1895. P- 534- 



Wheeler writes: " In all I have opened about 100 

 adult specimens of Sycotypus [Busycon canali- 

 culatum], and in the branchial chamber of 

 nearly every individual from one to six of the 

 Planocerae were found. " 



Planocera nebulosa Girard. 



Verrill and Smith, 1873, p. 632, 325; Verrill, 

 iSgab, p. 472. 



Woods Hole, in 1886, under stones near low- 

 water mark; not common; most specimens 

 immature. Sometimes found living in the 

 burrows occupied by Cerebratulus lacteus. 

 Coe. 



Imagine oculifera Girard. 



Verrill i892b, p. 475. 



Quisset Harbor, September 4, 1882, on sandy 

 bottom in 4 or 5 fathoms of water. 



Family LEPTOPLANID^. 



Lep>(of>lana variabilit (Girard). 



Verrill, i8g2b, p. 480. 



Vineyard Sound, off Cuttyhunk, on telegraph 

 cable. 



Trigonoporus folium Verrill. 



Verrill and Smith, 1873, p. 632, 487 (Leptoplana 



folium, sp. nov.); Verrill, 1892!^, p. 487. 

 Off Buzzards Bay, in 25 fathoms; off Gay Head, 



in 18 fathoms; outer rocky shores, creeping 



on the under surface of stones. 



Discocelis mutabilis Verrill. 



Verrill, i8g2b, p. 493. 



Young specimens, believed to belong to this 

 species, taken at Woods Hole in the tow net. 



Family EURYLEPTID^. 



Eurylepta maculosa Verrill. 



Verrill, i892b, p. 495 (sp. nov.). 



Woods Hole, on piles, July 14, 1881; in mud, 

 August 2, 1882; Naushon Id., at low-water 

 mark, among algae, August 20, 1887. 



Family PROTHIOSTOMIDNE. 



Prolkiostomum gracile Girard. 



Verrill, i892b, p. 496. 

 Woods Hole, July 25, 1886. 



Family BDELLOURID^E. 



Bdelloura Candida Girard. 



Verrill and Smith, 1873, p. 634, 460; Verrill, 1892 

 b, p. 499; Wheeler, 1894. 



Very common on the gill plates and on the legs of 

 Limulus polyphemus. 



Egg capsules often found in considerable num- 

 bers on gills of host. Eggs laid throughout the 

 summer and as late as October. Verrill. 



Bdelloura propinqua Wheeler. 



Wheeler, 1894; Verrill, 1895, p. 534. 



Found on the basal portions of the gill lamellae of 



Limulus polyphemus. 

 Eggs laid in elongated capsules, attached by 



stalks to the host. W. C. Curtis, MS. 



Syncaelidium pellucidum Wheeler. 



Wheeler, 1894, p. 167-194 (sp. nov.); Verrill, 



1895- P- 534- 



Occurs on the gills of Limulus polyphemus. 

 Elongated egg capsules are deposited during the 



summer upon the gill lamellae of the host, near 



their edge. Wheeler, Curtis. 



Family PLANARIID/E. 



Procerodes warrenii (Girard). 



Verrill and Smith, 1873, P- 633 (Fovia Warrenii 

 and Planaria grisea); Verrill, i892b, p. 504 

 (Fovia affinis); Wilhemi, 1908, p. 4. 



Specimens believed to be of this species found 

 by Verrill at Woods Hole, among eelgrass. 

 " Woods Hole and neighborhood . . . sum- 

 mer, 1907." Wilhelmi. 



Procerodes wheatlandi Girard. 



Verrill and Smith, 1873, p. 633; Verrill, 1892 

 b, p. 506 (Procerodes ulvce); Wilhelmi, 1908, p. 3. 



Newport, Woods Hole; "found near low-water 

 mark under stones, and in tide pools, among 

 algae." Verrill. Cuttyhunk, Newport, Buz- 

 zards Bay. Wilhelmi. 



Family CONVOLUTIONS. 



Aphanostoma diversicolor Oersted. 



Verrill, 1892 b, p. 509; Graff, 1911, p. 326. 



Newport, July 29, 1880, among algae at low-water 

 mark. Verrill. Fairly common on Viva in 

 Eel Pond and Little Harbor. Graff . 



Aphanostoma aurantiacum Verrill. 

 Verrill, i892b, p. 509 (sp. nov.). 

 Newport, July 29, 1880, among algse at low-water 

 mark (only provisionally referred to this 

 genus). 



